Recache OreDict Buses on RegEx changes & adjust visibility logic (#395)

Slightly rollbacks #384, since extractables are filtered in getAvailableItems
Allows extracting inaccessible items from cells and overriding SB behavior via reporting non-extractables

.github/workflows/build.yml

@@ -1,25 +0,0 @@
-name: Build mod
-
-on: [ push, pull_request, workflow_dispatch ]
-
-jobs:
-  build:
-    name: Build mod
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2
-    - name: Set up JDK 1.8
-      uses: actions/setup-java@v2
-      with:
-        distribution: 'adopt'
-        java-version: '8'
-    - name: Grant execute permission for gradlew
-      run: chmod +x gradlew
-    - name: Build with Gradle
-      run: ./gradlew -Pnet.minecraftforge.gradle.disableUpdateChecker=true build
-    - name: Upload artifacts
-      uses: actions/upload-artifact@v2
-      with:
-        name: appliedenergistics2
-        path: build/libs

.github/workflows/publish.yml

@@ -0,0 +1,68 @@
+# Publishes built jars to distribution platforms
+name: Publish
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+' # any semver tag, e.g. 1.2.3
+
+env:
+  # type of release
+  RELEASE_TYPE: "release"
+
+jobs:
+  Publish:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write # needed to create GitHub releases
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      - name: Check for Duplicate Tags
+        run: |
+          if git rev-parse -q --verify "refs/tags/${{ github.ref }}" >/dev/null; then
+            echo "Tag already exists. A version bump is required."
+            exit 1
+          fi
+
+      - name: Setup Java
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: '17'
+
+      - name: Build Project
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: 'build --build-cache --daemon' # use the daemon here so the rest of the process is faster
+          generate-job-summary: false
+          gradle-home-cache-includes: |
+            caches
+            jdks
+            notifications
+            wrapper
+
+      - name: Publish to GitHub
+        uses: softprops/action-gh-release@v1
+        with:
+          files: "build/libs/*.jar"
+          generate_release_notes: true
+          fail_on_unmatched_files: true
+
+      - name: Publish to Curseforge
+        uses: gradle/gradle-build-action@v2
+        env:
+          CURSEFORGE_API_KEY: "${{secrets.CURSEFORGE_API_KEY}}"
+          CURSEFORGE_PROJECT_ID: "${{secrets.CURSEFORGE_PROJECT_ID}}"
+          RELEASE_TYPE: "${{env.RELEASE_TYPE}}"
+        with:
+          arguments: 'curseforge --daemon'
+          generate-job-summary: false
+          gradle-home-cache-includes: |
+            caches
+            jdks
+            notifications
+            wrapper

.github/workflows/update_gradle_cache.yml

@@ -0,0 +1,39 @@
+# Updates the Gradle Cache when relevant files change
+name: Update Gradle Cache
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+    paths:
+      - "gradle**" # covers gradle folder, gradle.properties, gradlew
+      - "build.gradle*"
+      - "settings.gradle*"
+      - "src/main/resources/*_at.cfg" # access transformers
+
+jobs:
+  Update_Cache:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      - name: Setup Java
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: '17'
+
+      - name: Update Cache
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: 'test --build-cache --no-daemon' # disable daemon since only one gradle operation will happen
+          generate-job-summary: false
+          gradle-home-cache-includes: |
+            caches
+            jdks
+            notifications
+            wrapper
+          cache-write-only: true

.gitignore

@@ -1,32 +1,83 @@
-# exclude all
-/*
+.nopublish
 
-# include important folders
-# need gradle 
-!gradle/
-!gradlew
-!gradlew.bat
-!build.gradle
-!gradle.properties
-!settings.gradle
-!.travis.yml
+### Windows ###
 
-# include markdowns
-!README.md
-!LICENSE
+thumbs.db
+*.db
 
-# include sourcecode
-!src/
+### Java ###
 
-# include git important files
-!.gitmodules
-!.gitignore
+*.class
 
-# code format to reduce noise in git commits
-!codeformat/
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
 
-# Github specific files and directories
-!.github/
+# Package Files #
+*.war
+*.ear
+*.txt
 
-# Explicit ignores
-Thumbs.db
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+### Eclipse ###
+
+*.pydevproject
+.metadata
+.gradle
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.settings/
+.loadpath
+/eclipse
+
+# Eclipse Core
+.project
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# CDT-specific
+.cproject
+
+# JDT-specific (Eclipse Java Development Tools)
+.classpath
+
+# Java annotation processor (APT)
+.factorypath
+
+# PDT-specific
+.buildpath
+
+# sbteclipse plugin
+.target
+
+# TeXlipse plugin
+.texlipse
+
+### Intellij IDEA ###
+
+*.iml
+*.ipr
+*.iws
+
+.idea/
+.idea_modules/
+/classes/
+/out/
+/build/
+
+# Linux
+*~
+
+run/
+
+logs/

.travis.yml

@@ -1,33 +0,0 @@
-sudo: required
-dist: trusty
-
-language: java
-jdk:
-  - oraclejdk8
-  - openjdk8
-
-before_cache:
-  - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
-  - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
-  - rm -f $HOME/.gradle/caches/minecraft/ForgeVersion.json
-  - rm -f $HOME/.gradle/caches/minecraft/ForgeVersion.json.etag
-  - rm -fr $HOME/.gradle/caches/minecraft/deobfedDeps
-  - rm -f $HOME/.gradle/caches/*/fileHashes/fileHashes.bin
-  - rm -f $HOME/.gradle/caches/*/fileHashes/fileHashes.lock
-
-cache:
-  directories:
-    - '$HOME/.m2/repository'
-    - '$HOME/.sonar/cache'
-    - '$HOME/.gradle/wrapper'
-    - '$HOME/.gradle/caches'
-
-addons:
-  sonarcloud:
-    organization: "appliedenergistics"
-
-install: "./gradlew setupCIWorkspace"
-script: 
-  - "./gradlew build"
-  - "./gradlew test"
-  - "./gradlew sonarqube"

build.gradle

@@ -1,3 +1,4 @@
+//version: 1704659416
 /*
  * DO NOT CHANGE THIS FILE!
  * Also, you may replace this file at any time if there is an update available.
@@ -19,23 +20,24 @@ import static org.gradle.internal.logging.text.StyledTextOutput.Style
 plugins {
     id 'java'
     id 'java-library'
+    id 'base'
     id 'eclipse'
     id 'maven-publish'
     id 'org.jetbrains.gradle.plugin.idea-ext' version '1.1.7'
-    id 'com.gtnewhorizons.retrofuturagradle' version '1.3.19'
-    id 'net.darkhax.curseforgegradle' version '1.0.14' apply false
-    id 'com.modrinth.minotaur' version '2.8.0' apply false
+    id 'com.gtnewhorizons.retrofuturagradle' version '1.3.25'
+    id 'net.darkhax.curseforgegradle' version '1.1.17' apply false
+    id 'com.modrinth.minotaur' version '2.8.6' apply false
     id 'com.diffplug.spotless' version '6.13.0' apply false
     id 'com.palantir.git-version' version '3.0.0' apply false
     id 'com.github.johnrengelman.shadow' version '8.1.1' apply false
-}
-
-if (verifySettingsGradle()) {
-    throw new GradleException("Settings has been updated, please re-run task.")
+    id 'org.jetbrains.kotlin.jvm' version '1.8.0' apply false
+    id 'org.jetbrains.kotlin.kapt' version '1.8.0' apply false
+    id 'com.google.devtools.ksp' version '1.8.0-1.0.9' apply false
 }
 
 def out = services.get(StyledTextOutputFactory).create('an-output')
 
+
 // Project properties
 
 // Required properties: we don't know how to handle these being missing gracefully
@@ -50,31 +52,72 @@ checkPropertyExists("mixinsPackage")
 checkPropertyExists("coreModClass")
 checkPropertyExists("containsMixinsAndOrCoreModOnly")
 
+// Optional properties: we can assume some default behavior if these are missing
+propertyDefaultIfUnset("modVersion", "")
+propertyDefaultIfUnset("includeMCVersionJar", false)
+propertyDefaultIfUnset("autoUpdateBuildScript", false)
+propertyDefaultIfUnset("modArchivesBaseName", project.modId)
+propertyDefaultIfUnsetWithEnvVar("developmentEnvironmentUserName", "Developer", "DEV_USERNAME")
+propertyDefaultIfUnset("generateGradleTokenClass", "")
+propertyDefaultIfUnset("gradleTokenModId", "")
+propertyDefaultIfUnset("gradleTokenModName", "")
+propertyDefaultIfUnset("gradleTokenVersion", "")
+propertyDefaultIfUnset("useSrcApiPath", false)
+propertyDefaultIfUnset("includeWellKnownRepositories", true)
+propertyDefaultIfUnset("includeCommonDevEnvMods", true)
+propertyDefaultIfUnset("noPublishedSources", false)
+propertyDefaultIfUnset("forceEnableMixins", false)
+propertyDefaultIfUnsetWithEnvVar("enableCoreModDebug", false, "CORE_MOD_DEBUG")
+propertyDefaultIfUnset("generateMixinConfig", true)
+propertyDefaultIfUnset("usesShadowedDependencies", false)
+propertyDefaultIfUnset("minimizeShadowedDependencies", true)
+propertyDefaultIfUnset("relocateShadowedDependencies", true)
+propertyDefaultIfUnset("separateRunDirectories", false)
+propertyDefaultIfUnset("versionDisplayFormat", '$MOD_NAME \u2212 $VERSION')
+propertyDefaultIfUnsetWithEnvVar("modrinthProjectId", "", "MODRINTH_PROJECT_ID")
+propertyDefaultIfUnset("modrinthRelations", "")
+propertyDefaultIfUnsetWithEnvVar("curseForgeProjectId", "", "CURSEFORGE_PROJECT_ID")
+propertyDefaultIfUnset("curseForgeRelations", "")
+propertyDefaultIfUnsetWithEnvVar("releaseType", "release", "RELEASE_TYPE")
+propertyDefaultIfUnset("generateDefaultChangelog", false)
 propertyDefaultIfUnset("customMavenPublishUrl", "")
+propertyDefaultIfUnset("mavenArtifactGroup", getDefaultArtifactGroup())
+propertyDefaultIfUnset("enableModernJavaSyntax", false)
+propertyDefaultIfUnset("enableSpotless", false)
+propertyDefaultIfUnset("enableJUnit", false)
+propertyDefaultIfUnsetWithEnvVar("deploymentDebug", false, "DEPLOYMENT_DEBUG")
+
 
 // Project property assertions
 
 final String javaSourceDir = 'src/main/java/'
 final String scalaSourceDir = 'src/main/scala/'
-// If Kotlin is supported, add the path here
+final String kotlinSourceDir = 'src/main/kotlin/'
 
 final String modGroupPath = modGroup.toString().replace('.' as char, '/' as char)
 final String apiPackagePath = apiPackage.toString().replace('.' as char, '/' as char)
 
 String targetPackageJava = javaSourceDir + modGroupPath
 String targetPackageScala = scalaSourceDir + modGroupPath
+String targetPackageKotlin = kotlinSourceDir + modGroupPath
 
-// If Kotlin is supported, add the path here
-
-if (!getFile(targetPackageJava).exists() && !getFile(targetPackageScala).exists()) {
-    throw new GradleException("Could not resolve \"modGroup\"! Could not find ${targetPackageJava} or ${targetPackageScala}")
+if (!getFile(targetPackageJava).exists() && !getFile(targetPackageScala).exists() && !getFile(targetPackageKotlin).exists()) {
+    throw new GradleException("Could not resolve \"modGroup\"! Could not find ${targetPackageJava} or ${targetPackageScala} or ${targetPackageKotlin}")
 }
 
 if (apiPackage) {
-    targetPackageJava = 'src/api/java/' + modGroupPath + '/api'
-    targetPackageScala = 'src/api/java/' + modGroupPath + '/api'
-    if (!getFile(targetPackageJava).exists() && !getFile(targetPackageScala).exists()) {
-        throw new GradleException("Could not resolve \"apiPackage\"! Could not find ${targetPackageJava} or ${targetPackageScala}")
+    final String endApiPath = modGroupPath + '/' + apiPackagePath
+    if (useSrcApiPath) {
+        targetPackageJava = 'src/api/java/' + endApiPath
+        targetPackageScala = 'src/api/scala/' + endApiPath
+        targetPackageKotlin = 'src/api/kotlin/' + endApiPath
+    } else {
+        targetPackageJava = javaSourceDir + endApiPath
+        targetPackageScala = scalaSourceDir + endApiPath
+        targetPackageKotlin = kotlinSourceDir + endApiPath
+    }
+    if (!getFile(targetPackageJava).exists() && !getFile(targetPackageScala).exists() && !getFile(targetPackageKotlin).exists()) {
+        throw new GradleException("Could not resolve \"apiPackage\"! Could not find ${targetPackageJava} or ${targetPackageScala} or ${targetPackageKotlin}")
     }
 }
 
@@ -96,8 +139,9 @@ if (usesMixins.toBoolean()) {
     final String mixinPackagePath = mixinsPackage.toString().replaceAll('\\.', '/')
     targetPackageJava = javaSourceDir + modGroupPath + '/' + mixinPackagePath
     targetPackageScala = scalaSourceDir + modGroupPath + '/' + mixinPackagePath
-    if (!getFile(targetPackageJava).exists()) {
-        throw new GradleException("Could not resolve \"mixinsPackage\"! Could not find ${targetPackageJava} or ${targetPackageScala}")
+    targetPackageKotlin = kotlinSourceDir + modGroupPath + '/' + mixinPackagePath
+    if (!getFile(targetPackageJava).exists() && !getFile(targetPackageScala).exists() && !getFile(targetPackageKotlin).exists()) {
+        throw new GradleException("Could not resolve \"mixinsPackage\"! Could not find ${targetPackageJava} or ${targetPackageScala} or ${targetPackageKotlin}")
     }
 }
 
@@ -106,13 +150,105 @@ if (coreModClass) {
     String targetFileJava = javaSourceDir + modGroupPath + '/' + coreModPath + '.java'
     String targetFileScala = scalaSourceDir + modGroupPath + '/' + coreModPath + '.scala'
     String targetFileScalaJava = scalaSourceDir + modGroupPath + '/' + coreModPath + '.java'
-    if (!getFile(targetFileJava).exists() && !getFile(targetFileScala).exists() && !getFile(targetFileScalaJava).exists()) {
-        throw new GradleException("Could not resolve \"coreModClass\"! Could not find " + targetFileJava)
+    String targetFileKotlin = kotlinSourceDir + modGroupPath + '/' + coreModPath + '.kt'
+    if (!getFile(targetFileJava).exists() && !getFile(targetFileScala).exists() && !getFile(targetFileScalaJava).exists() && !getFile(targetFileKotlin).exists()) {
+        throw new GradleException("Could not resolve \"coreModClass\"! Could not find ${targetFileJava} or ${targetFileScala} or ${targetFileScalaJava} or ${targetFileKotlin}")
     }
 }
 
+
 // Plugin application
 
+// Scala
+if (getFile('src/main/scala').exists()) {
+    apply plugin: 'scala'
+}
+
+if (getFile('src/main/kotlin').exists()) {
+    apply plugin: 'org.jetbrains.kotlin.jvm'
+}
+
+// Kotlin
+pluginManager.withPlugin('org.jetbrains.kotlin.jvm') {
+    kotlin {
+        jvmToolchain(8)
+    }
+    def disabledKotlinTaskList = [
+            "kaptGenerateStubsMcLauncherKotlin",
+            "kaptGenerateStubsPatchedMcKotlin",
+            "kaptGenerateStubsInjectedTagsKotlin",
+            "compileMcLauncherKotlin",
+            "compilePatchedMcKotlin",
+            "compileInjectedTagsKotlin",
+            "kaptMcLauncherKotlin",
+            "kaptPatchedMcKotlin",
+            "kaptInjectedTagsKotlin",
+            "kspMcLauncherKotlin",
+            "kspPatchedMcKotlin",
+            "kspInjectedTagsKotlin",
+    ]
+    tasks.configureEach { task ->
+        if (task.name in disabledKotlinTaskList) {
+            task.enabled = false
+        }
+    }
+}
+
+// Spotless
+//noinspection GroovyAssignabilityCheck
+project.extensions.add(com.diffplug.blowdryer.Blowdryer, 'Blowdryer', com.diffplug.blowdryer.Blowdryer) // make Blowdryer available in plugin application
+if (enableSpotless.toBoolean()) {
+    apply plugin: 'com.diffplug.spotless'
+
+    // Spotless auto-formatter
+    // See https://github.com/diffplug/spotless/tree/main/plugin-gradle
+    // Can be locally toggled via spotless:off/spotless:on comments
+    spotless {
+        encoding 'UTF-8'
+
+        format 'misc', {
+            target '.gitignore'
+
+            trimTrailingWhitespace()
+            indentWithSpaces(4)
+            endWithNewline()
+        }
+        java {
+            target 'src/main/java/**/*.java', 'src/test/java/**/*.java' // exclude api as they are not our files
+
+            def orderFile = project.file('spotless.importorder')
+            if (!orderFile.exists()) {
+                orderFile = Blowdryer.file('spotless.importorder')
+            }
+            def formatFile = project.file('spotless.eclipseformat.xml')
+            if (!formatFile.exists()) {
+                formatFile = Blowdryer.file('spotless.eclipseformat.xml')
+            }
+
+            toggleOffOn()
+            importOrderFile(orderFile)
+            removeUnusedImports()
+            endWithNewline()
+            //noinspection GroovyAssignabilityCheck
+            eclipse('4.19.0').configFile(formatFile)
+        }
+        kotlin {
+            target 'src/*/kotlin/**/*.kt'
+
+            toggleOffOn()
+            ktfmt('0.39')
+
+            trimTrailingWhitespace()
+            indentWithSpaces(4)
+            endWithNewline()
+        }
+        scala {
+            target 'src/*/scala/**/*.scala'
+            scalafmt('3.7.1')
+        }
+    }
+}
+
 // Git version checking, also checking for if this is a submodule
 if (project.file('.git/HEAD').isFile() || project.file('.git').isFile()) {
     apply plugin: 'com.palantir.git-version'
@@ -123,6 +259,9 @@ if (usesShadowedDependencies.toBoolean()) {
     apply plugin: 'com.github.johnrengelman.shadow'
 }
 
+
+// Configure Java
+
 java {
     toolchain {
         if (enableModernJavaSyntax.toBoolean()) {
@@ -164,8 +303,11 @@ tasks.withType(ScalaCompile).configureEach {
 // Allow others using this buildscript to have custom gradle code run
 if (getFile('addon.gradle').exists()) {
     apply from: 'addon.gradle'
+} else if (getFile('addon.gradle.kts').exists()) {
+    apply from: 'addon.gradle.kts'
 }
 
+
 // Configure Minecraft
 
 // Try to gather mod version from git tags if version is not manually specified
@@ -181,23 +323,24 @@ if (!modVersion) {
     }
 }
 
-if (includeMCVersionJar.toBoolean()) {
+if (includeMCVersionJar.toBoolean()){
     version = "${minecraftVersion}-${modVersion}"
-} else {
+}
+else {
     version = modVersion
 }
 
 group = modGroup
-archivesBaseName = modArchivesBaseName
+
+base {
+    archivesName = modArchivesBaseName
+}
 
 minecraft {
     mcVersion = minecraftVersion
     username = developmentEnvironmentUserName.toString()
     useDependencyAccessTransformers = true
 
-    setMcpMappingChannel("stable")
-    setMcpMappingVersion("39")
-
     // Automatic token injection with RetroFuturaGradle
     if (gradleTokenModId) {
         injectedTags.put gradleTokenModId, modId
@@ -209,22 +352,30 @@ minecraft {
         injectedTags.put gradleTokenVersion, modVersion
     }
 
-    injectedTags.put("VERSION", project.version)
-    injectedTags.put("AEVERSION", aeversion)
-    injectedTags.put("AECHANNEL", aechannel)
-    injectedTags.put("AEBUILD", aebuild)
-
     // JVM arguments
     extraRunJvmArguments.add("-ea:${modGroup}")
     if (usesMixins.toBoolean()) {
         extraRunJvmArguments.addAll([
-                '-Dmixin.hotSwap=true',
-                '-Dmixin.checks.interfaces=true',
-                '-Dmixin.debug.export=true'
+            '-Dmixin.hotSwap=true',
+            '-Dmixin.checks.interfaces=true',
+            '-Dmixin.debug.export=true'
         ])
     }
-    if (coreModClass) {
-        extraRunJvmArguments.add("-Dfml.coreMods.load=${modGroup}.${coreModClass}")
+
+    if (enableCoreModDebug.toBoolean()) {
+        extraRunJvmArguments.addAll([
+                '-Dlegacy.debugClassLoading=true',
+                '-Dlegacy.debugClassLoadingFiner=true',
+                '-Dlegacy.debugClassLoadingSave=true'
+        ])
+    }
+}
+
+if (coreModClass) {
+    for (runTask in ['runClient', 'runServer']) {
+        tasks.named(runTask).configure {
+            extraJvmArgs.add("-Dfml.coreMods.load=${modGroup}.${coreModClass}")
+        }
     }
 }
 
@@ -236,17 +387,6 @@ tasks.named('processIdeaSettings').configure {
     dependsOn('injectTags')
 }
 
-tasks.register("generateMcModInfo") {
-
-}
-
-tasks.register("generatePackMcMeta") {
-
-}
-
-tasks.named('processIdeaSettings').configure {
-    dependsOn('injectTags')
-}
 
 // Repositories
 
@@ -263,46 +403,63 @@ repositories.configureEach { repo ->
 // Allow adding custom repositories to the buildscript
 if (getFile('repositories.gradle').exists()) {
     apply from: 'repositories.gradle'
+} else if (getFile('repositories.gradle.kts').exists()) {
+    apply from: 'repositories.gradle.kts'
 }
 
 repositories {
-    exclusiveContent {
-        forRepository {
-            //noinspection ForeignDelegate
-            maven {
-                name = 'Curse Maven'
-                url = 'https://www.cursemaven.com'
+    if (includeWellKnownRepositories.toBoolean() || includeCommonDevEnvMods.toBoolean()) {
+        exclusiveContent {
+            forRepository {
+                //noinspection ForeignDelegate
+                maven {
+                    name = 'Curse Maven'
+                    url = 'https://www.cursemaven.com'
+                    // url = 'https://beta.cursemaven.com'
+                }
+            }
+            filter {
+                includeGroup 'curse.maven'
             }
         }
-        filter {
-            includeGroup 'curse.maven'
-        }
-    }
-    exclusiveContent {
-        forRepository {
-            //noinspection ForeignDelegate
-            maven {
-                name = 'Modrinth'
-                url = 'https://api.modrinth.com/maven'
+        exclusiveContent {
+            forRepository {
+                //noinspection ForeignDelegate
+                maven {
+                    name = 'Modrinth'
+                    url = 'https://api.modrinth.com/maven'
+                }
+            }
+            filter {
+                includeGroup 'maven.modrinth'
             }
         }
-        filter {
-            includeGroup 'maven.modrinth'
+        maven {
+            name 'Cleanroom Maven'
+            url 'https://maven.cleanroommc.com'
+        }
+        maven {
+            name 'BlameJared Maven'
+            url 'https://maven.blamejared.com'
+        }
+        maven {
+            name 'GTNH Maven'
+            url 'https://nexus.gtnewhorizons.com/repository/public/'
         }
     }
-    maven {
-        name 'Cleanroom Maven'
-        url 'https://maven.cleanroommc.com'
+    if (usesMixins.toBoolean() || forceEnableMixins.toBoolean()) {
+        // need to add this here even if we did not above
+        if (!includeWellKnownRepositories.toBoolean()) {
+            maven {
+                name 'Cleanroom Maven'
+                url 'https://maven.cleanroommc.com'
+            }
+        }
     }
-    maven {
-        name 'BlameJared Maven'
-        url 'https://maven.blamejared.com'
-    }
-    gradlePluginPortal()
-    mavenCentral()
-    mavenLocal()
+    mavenLocal() // Must be last for caching to work
 }
 
+
 // Dependencies
 
 // Configure dependency configurations
@@ -318,32 +475,31 @@ configurations {
     }
 }
 
+String mixinProviderSpec = 'zone.rong:mixinbooter:8.9'
 dependencies {
-    if (usesMixins.toBoolean() || forceEnableMixins.toBoolean()) {
-        implementation 'zone.rong:mixinbooter:7.0'
-        String mixin = 'org.spongepowered:mixin:0.8.3'
-        if (usesMixins.toBoolean()) {
-            mixin = modUtils.enableMixins(mixin, "mixins.${modId}.refmap.json")
-        }
-
-        api(mixin) {
-            transitive = false
-        }
-
-        annotationProcessor(mixin) {
-            transitive = false
-        }
-
+    if (usesMixins.toBoolean()) {
         annotationProcessor 'org.ow2.asm:asm-debug-all:5.2'
         // should use 24.1.1 but 30.0+ has a vulnerability fix
         annotationProcessor 'com.google.guava:guava:30.0-jre'
         // should use 2.8.6 but 2.8.9+ has a vulnerability fix
         annotationProcessor 'com.google.code.gson:gson:2.8.9'
+
+        mixinProviderSpec = modUtils.enableMixins(mixinProviderSpec, "mixins.${modId}.refmap.json")
+        api (mixinProviderSpec) {
+            transitive = false
+        }
+
+        annotationProcessor(mixinProviderSpec) {
+            transitive = false
+        }
+    } else if (forceEnableMixins.toBoolean()) {
+        runtimeOnly(mixinProviderSpec)
     }
 
     if (enableJUnit.toBoolean()) {
-        testImplementation 'org.junit.jupiter:junit-jupiter:5.9.1'
         testImplementation 'org.hamcrest:hamcrest:2.2'
+        testImplementation 'org.junit.jupiter:junit-jupiter:5.9.2'
+        testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
     }
 
     if (enableModernJavaSyntax.toBoolean()) {
@@ -364,8 +520,11 @@ dependencies {
         testCompileOnly "me.eigenraven.java8unsupported:java-8-unsupported-shim:1.0.0"
     }
 
-    compileOnlyApi 'org.jetbrains:annotations:23.0.0'
-    annotationProcessor 'org.jetbrains:annotations:23.0.0'
+    compileOnlyApi 'org.jetbrains:annotations:24.1.0'
+    annotationProcessor 'org.jetbrains:annotations:24.1.0'
+    patchedMinecraft('net.minecraft:launchwrapper:1.17.2') {
+        transitive = false
+    }
 
     if (includeCommonDevEnvMods.toBoolean()) {
         implementation 'mezz.jei:jei_1.12.2:4.16.1.302'
@@ -374,11 +533,20 @@ dependencies {
     }
 }
 
-if (getFile('gradle/scripts/dependencies.gradle').exists()) {
-    apply from: 'gradle/scripts/dependencies.gradle'
+pluginManager.withPlugin('org.jetbrains.kotlin.kapt') {
+    if (usesMixins.toBoolean()) {
+        dependencies {
+            kapt(mixinProviderSpec)
+        }
+    }
+}
+
+if (getFile('dependencies.gradle').exists()) {
+    apply from: 'dependencies.gradle'
+} else if (getFile('dependencies.gradle.kts').exists()) {
+    apply from: 'dependencies.gradle.kts'
 }
 
-apply from: 'gradle/scripts/optional.gradle'
 
 // Test configuration
 
@@ -412,6 +580,7 @@ test {
     }
 }
 
+
 // Resource processing and jar building
 
 processResources {
@@ -464,20 +633,20 @@ tasks.register('generateAssets') {
             mcmodInfoFile.text = """[{
     "modid": "\${modid}",
     "name": "\${modname}",
-    "description": "A Mod about Matter, Energy and using them to conquer the world..",
+    "description": "An example mod for Minecraft 1.12.2 with Forge",
     "version": "\${version}",
     "mcversion": "\${mcversion}",
-    "logoFile": "assets/appliedenergistics2/meta/logo.png",
-    "url": "https://github.com/PrototypeTrousers/Applied-Energistics-2",
-    "authorList": ["AlgorithmX2"],
-    "credits": "AlgorithmX2",
+    "logoFile": "",
+    "url": "",
+    "authorList": [],
+    "credits": "",
     "dependencies": []
 }]
 """
         }
 
         // mixins.{modid}.json
-        if (usesMixins.toBoolean()) {
+        if (usesMixins.toBoolean() && generateMixinConfig.toBoolean()) {
             def mixinConfigFile = getFile("src/main/resources/mixins.${modId}.json")
             if (!mixinConfigFile.exists()) {
                 def mixinConfigRefmap = "mixins.${modId}.refmap.json"
@@ -514,26 +683,49 @@ jar {
         }
     }
 
-    from sourceSets.api.output
-    dependsOn apiClasses
+    if (useSrcApiPath && apiPackage) {
+        from sourceSets.api.output
+        dependsOn apiClasses
 
-    // specify which files are really included, can control which APIs should be in
-    include "appeng/**"
-    include "assets/**"
-    include "mcmod.info"
-    include "pack.mcmeta"
-    include "META-INF/appliedenergistics2_at.cfg"
+        include "${modGroupPath}/**"
+        include "assets/**"
+        include "mcmod.info"
+        include "pack.mcmeta"
+        if (accessTransformersFile) {
+            include "META-INF/${accessTransformersFile}"
+        }
+    }
+}
+
+// Configure default run tasks
+if (separateRunDirectories.toBoolean()) {
+    runClient {
+        workingDir = file('run/client')
+    }
+
+    runServer {
+        workingDir = file('run/server')
+    }
 }
 
 // Create API library jar
 tasks.register('apiJar', Jar) {
     archiveClassifier.set 'api'
-    from(sourceSets.api.java) {
-        include "${modGroupPath}/${apiPackagePath}/**"
-    }
+    if (useSrcApiPath) {
+        from(sourceSets.api.java) {
+            include "${modGroupPath}/${apiPackagePath}/**"
+        }
+        from(sourceSets.api.output) {
+            include "${modGroupPath}/${apiPackagePath}/**"
+        }
+    } else {
+        from(sourceSets.main.java) {
+            include "${modGroupPath}/${apiPackagePath}/**"
+        }
 
-    from(sourceSets.api.output) {
-        include "${modGroupPath}/${apiPackagePath}/**"
+        from(sourceSets.main.output) {
+            include "${modGroupPath}/${apiPackagePath}/**"
+        }
     }
 }
 
@@ -566,7 +758,7 @@ if (usesShadowedDependencies.toBoolean()) {
         finalizedBy(tasks.shadowJar)
     }
     tasks.named('reobfJar', ReobfuscatedJar) {
-        inputJar.set(tasks.named('shadowJar', ShadowJar).flatMap({ it.archiveFile }))
+        inputJar.set(tasks.named('shadowJar', ShadowJar).flatMap({it.archiveFile}))
     }
     AdhocComponentWithVariants javaComponent = (AdhocComponentWithVariants) project.components.findByName('java')
     javaComponent.withVariantsFromConfiguration(configurations.shadowRuntimeElements) {
@@ -701,7 +893,7 @@ tasks.register('generateChangelog') {
                 .collect { ['--', it] }).flatten())
 
         if (changelog) {
-            changelog = "Changes since ${lastTag}:\n${{ ("\n" + changelog).replaceAll("\n", "\n* ") }}"
+            changelog = "Changes since ${lastTag}:\n${{("\n" + changelog).replaceAll("\n", "\n* ")}}"
         }
         def f = getFile('build/changelog.md')
         changelog = changelog ?: 'There have been no changes.'
@@ -727,7 +919,7 @@ if (cfApiKey.isPresent() || deploymentDebug.toBoolean()) {
             def changelogFile = getChangelog()
             def changelogRaw = changelogFile.exists() ? changelogFile.getText('UTF-8') : ""
 
-            mainFile.displayName = "${modName}: ${modVersion}"
+            mainFile.displayName = versionDisplayFormat.replace('$MOD_NAME', modName).replace('$VERSION', modVersion)
             mainFile.releaseType = getReleaseType()
             mainFile.changelog = changelogRaw
             mainFile.changelogType = 'markdown'
@@ -743,6 +935,12 @@ if (cfApiKey.isPresent() || deploymentDebug.toBoolean()) {
                     }
                     String[] parts = dep.split(':')
                     String type = parts[0], slug = parts[1]
+                    def types = [
+                            'req'   : 'requiredDependency', 'required': 'requiredDependency',
+                            'opt'   : 'optionalDependency', 'optional': 'optionalDependency',
+                            'embed' : 'embeddedLibrary',    'embedded': 'embeddedLibrary',
+                            'incomp': 'incompatible',       'fail'    : 'incompatible']
+                    if (types.containsKey(type)) type = types[type]
                     if (!(type in ['requiredDependency', 'embeddedLibrary', 'optionalDependency', 'tool', 'incompatible'])) {
                         throw new Exception('Invalid Curseforge dependency type: ' + type)
                     }
@@ -767,6 +965,7 @@ if (modrinthApiKey.isPresent() || deploymentDebug.toBoolean()) {
     modrinth {
         token = modrinthApiKey.getOrElse('debug_token')
         projectId = modrinthProjectId
+        versionName = versionDisplayFormat.replace('$MOD_NAME', modName).replace('$VERSION', modVersion)
         changelog = changelogFile.exists() ? changelogFile.getText('UTF-8') : ""
         versionType = getReleaseType()
         versionNumber = modVersion
@@ -784,7 +983,7 @@ if (modrinthApiKey.isPresent() || deploymentDebug.toBoolean()) {
             }
             String[] parts = dep.split(':')
             String[] qual = parts[0].split('-')
-            addModrinthDep(qual[0], qual[1], parts[1])
+            addModrinthDep(qual[0], qual.length > 1 ? qual[1] : 'project', parts[1])
         }
     }
     tasks.modrinth.dependsOn(build)
@@ -793,9 +992,17 @@ if (modrinthApiKey.isPresent() || deploymentDebug.toBoolean()) {
 
 def addModrinthDep(String scope, String type, String name) {
     com.modrinth.minotaur.dependencies.Dependency dep
+    def types = [
+            'req'   : 'required',
+            'opt'   : 'optional',
+            'embed' : 'embedded',
+            'incomp': 'incompatible', 'fail': 'incompatible']
+    if (types.containsKey(scope)) scope = types[scope]
     if (!(scope in ['required', 'optional', 'incompatible', 'embedded'])) {
         throw new Exception('Invalid modrinth dependency scope: ' + scope)
     }
+    types = ['proj': 'project', '': 'project', 'p': 'project', 'ver': 'version', 'v': 'version']
+    if (types.containsKey(type)) type = types[type]
     switch (type) {
         case 'project':
             dep = new ModDependency(name, scope)
@@ -823,8 +1030,8 @@ if (customMavenPublishUrl) {
                 }
 
                 // providers is not available here, use System for getting env vars
-                groupId = System.getenv('ARTIFACT_GROUP_ID') ?: project.group
-                artifactId = System.getenv('ARTIFACT_ID') ?: project.name
+                groupId = System.getenv('ARTIFACT_GROUP_ID') ?: project.mavenArtifactGroup
+                artifactId = System.getenv('ARTIFACT_ID') ?: project.modArchivesBaseName
                 version = System.getenv('RELEASE_VERSION') ?: publishedVersion
             }
         }
@@ -862,7 +1069,6 @@ def getReleaseType() {
  * Next, if 'generateDefaultChangelog' option is enabled, use that.
  * Otherwise, try to use a CHANGELOG.md file at root directory.
  */
-
 def getChangelog() {
     def final changelogEnv = providers.environmentVariable('CHANGELOG_LOCATION')
     if (changelogEnv.isPresent()) {
@@ -877,7 +1083,7 @@ def getChangelog() {
 
 // Buildscript updating
 
-def buildscriptGradleVersion = '8.1.1'
+def buildscriptGradleVersion = '8.5'
 
 tasks.named('wrapper', Wrapper).configure {
     gradleVersion = buildscriptGradleVersion
@@ -912,29 +1118,18 @@ static URL availableBuildScriptUrl() {
     new URL("https://raw.githubusercontent.com/GregTechCEu/Buildscripts/master/build.gradle")
 }
 
-static URL exampleSettingsGradleUrl() {
+static URL availableSettingsGradleUrl() {
     new URL("https://raw.githubusercontent.com/GregTechCEu/Buildscripts/master/settings.gradle")
 }
 
-boolean verifySettingsGradle() {
-    def settingsFile = getFile("settings.gradle")
-    if (!settingsFile.exists()) {
-        println("Downloading default settings.gradle")
-        exampleSettingsGradleUrl().withInputStream { i -> settingsFile.withOutputStream { it << i } }
-        return true
-    }
-    return false
-}
-
 boolean performBuildScriptUpdate() {
     if (isNewBuildScriptVersionAvailable()) {
         def buildscriptFile = getFile("build.gradle")
+        def settingsFile = getFile("settings.gradle")
         availableBuildScriptUrl().withInputStream { i -> buildscriptFile.withOutputStream { it << i } }
+        availableSettingsGradleUrl().withInputStream { i -> settingsFile.withOutputStream { it << i } }
         def out = services.get(StyledTextOutputFactory).create('buildscript-update-output')
         out.style(Style.Success).print("Build script updated. Please REIMPORT the project or RESTART your IDE!")
-        if (verifySettingsGradle()) {
-            throw new GradleException("Settings has been updated, please re-run task.")
-        }
         return true
     }
     return false
@@ -981,6 +1176,11 @@ tasks.register('faq') {
 
 // Helpers
 
+def getDefaultArtifactGroup() {
+    def lastIndex = project.modGroup.lastIndexOf('.')
+    return lastIndex < 0 ? project.modGroup : project.modGroup.substring(0, lastIndex)
+}
+
 def getFile(String relativePath) {
     return new File(projectDir, relativePath)
 }
@@ -1024,4 +1224,4 @@ def getLastTag() {
     def githubTag = providers.environmentVariable('GITHUB_TAG')
     return runShell('git describe --abbrev=0 --tags ' +
             (githubTag.isPresent() ? runShell('git rev-list --tags --skip=1 --max-count=1') : ''))
-}
+}

dependencies.gradle

@@ -0,0 +1,52 @@
+//file:noinspection DependencyNotationArgument
+// TODO remove when fixed in RFG ^
+/*
+ * Add your dependencies here. Common configurations:
+ *  - implementation("group:name:version:classifier"): if you need this for internal implementation details of the mod.
+ *       Available at compiletime and runtime for your environment.
+ *
+ *  - compileOnlyApi("g:n:v:c"): if you need this for internal implementation details of the mod.
+ *       Available at compiletime but not runtime for your environment.
+ *
+ *  - annotationProcessor("g:n:v:c"): mostly for java compiler plugins, if you know you need this, use it, otherwise don't worry
+ *
+ *  - testCONFIG("g:n:v:c"): replace CONFIG by one of the above, same as above but for the test sources instead of main
+ *
+ * You can exclude transitive dependencies (dependencies of the chosen dependency) by appending { transitive = false } if needed.
+ *
+ * To add a mod with CurseMaven, replace '("g:n:v:c")' in the above with 'rfg.deobf("curse.maven:project_slug-project_id:file_id")'
+ * Example: implementation rfg.deobf("curse.maven:gregtech-ce-unofficial-557242:4527757")
+ *
+ * To shadow a dependency, use 'shadowImplementation'. For more info, see https://github.com/GregTechCEu/Buildscripts/blob/master/docs/shadow.md
+ *
+ * For more details, see https://docs.gradle.org/8.0.1/userguide/java_library_plugin.html#sec:java_library_configurations_graph
+ */
+dependencies {
+
+    // Mods always in-game
+    implementation rfg.deobf("curse.maven:gregtechceu-557242:4429261") // GTCEu
+    implementation rfg.deobf("curse.maven:codechicken-lib-1-8-242818:2779848") // CCL 3.2.3.358
+    implementation rfg.deobf("curse.maven:baubles-227083:2518667") // Baubles
+    implementation rfg.deobf("curse.maven:industrial-craft-242638:2547175") // IC2
+    implementation rfg.deobf("curse.maven:forestry-59751:2684780") // Forestry
+
+    // Mods only in code by default
+    compileOnly "curse.maven:chisel-235279:2915375"
+    compileOnly "curse.maven:hwyla-253449:2568751"
+    compileOnly "curse.maven:recipe-stages-280554:3405072"
+    compileOnly "curse.maven:item-stages-280316:2696769"
+    compileOnly "curse.maven:game-stages-268655:2951844"
+    compileOnly "net.darkhax.tesla:Tesla-1.12.2:1.0.63"
+    compileOnly "curse.maven:CoFHCore-69162:2920433"
+    compileOnly "CraftTweaker2:CraftTweaker2-API:4.1.20.684"
+    compileOnly "curse.maven:inventory-tweaks-223094:2482482"
+    compileOnly "curse.maven:inventory-bogo-sorter-632327:4399738"
+    compileOnly rfg.deobf("curse.maven:ctm-267602:2915363") // CTM 1.0.2.31
+    compileOnly rfg.deobf("curse.maven:actually-additions-228404:3117927") // ActuallyAdditions r152
+}
+
+minecraft {
+    injectedTags.put('AEVERSION', aeversion)
+    injectedTags.put('AECHANNEL', aechannel)
+    injectedTags.put('AEBUILD', aebuild)
+}

gradle.properties

@@ -1,148 +1,184 @@
+modName = AE2 Unofficial Extended Life
+
+# This is a case-sensitive string to identify your mod. Convention is to use lower case.
+modId = appliedenergistics2
+
+modGroup = appeng
+
+# Version of your mod.
+# This field can be left empty if you want your mod's version to be determined by the latest git tag instead.
+modVersion =
+
+# AE2 Specific Version Settings
 aeversion=rv6
 aechannel=stable
 aebuild=7
-aegroup=appeng
-aebasename=appliedenergistics2
-#########################################################
-# Versions                                              #
-#########################################################
-minecraft_version=1.12.2
-mcp_mappings=snapshot_20171003
-forge_version=14.23.5.2847
-#########################################################
-# Installable                                           #
-#########################################################
-hwyla_version=1.8.26-B41_1.12.2
-#########################################################
-# Provided APIs                                         #
-#########################################################
-jei_version=4.16.1.302
-tesla_version=1.0.63
-ic2_version=2.8.73-ex112
-top_version=1.12-1.4.23-16
-crafttweaker_version=4.1.20.684
-ctm_version=MC1.12.2-0.3.1.16
-forestry_version=5.8.2.387
-#########################################################
-# Deployment                                            #
-#########################################################
-website_version=1.12.2
-curse_versions=1.12.2
-mapping_channel=snapshot
-mapping_version=20171003
-# Run Configurations
-minecraft_username=Developer
-extra_jvm_args=
-modName=AE2 Unofficial Extended Life
-# This is a case-sensitive string to identify your mod. Convention is to use lower case.
-modId=appliedenergistics2
-modGroup=appeng
-# Version of your mod.
-# This field can be left empty if you want your mod's version to be determined by the latest git tag instead.
-modVersion=rv6-stable-7-extended_life-v0.55.29
+
 # Whether to use the old jar naming structure (modid-mcversion-version) instead of the new version (modid-version)
-includeMCVersionJar=false
+includeMCVersionJar = false
+
 # The name of your jar when you produce builds, not including any versioning info
-modArchivesBaseName=appliedenergistics2
+modArchivesBaseName = ae2-uel
+
 # Will update your build.gradle automatically whenever an update is available
-autoUpdateBuildScript=false
-minecraftVersion=1.12.2
+autoUpdateBuildScript = false
+
+minecraftVersion = 1.12.2
+
 # Select a username for testing your mod with breakpoints. You may leave this empty for a random username each time you
 # restart Minecraft in development. Choose this dependent on your mod:
 # Do you need consistent player progressing (for example Thaumcraft)? -> Select a name
 # Do you need to test how your custom blocks interacts with a player that is not the owner? -> leave name empty
 # Alternatively this can be set with the 'DEV_USERNAME' environment variable.
-developmentEnvironmentUserName=Developer
+developmentEnvironmentUserName = Developer
+
 # Enables using modern java syntax (up to version 17) via Jabel, while still targeting JVM 8.
 # See https://github.com/bsideup/jabel for details on how this works.
 # Using this requires that you use a Java 17 JDK for development.
-enableModernJavaSyntax=true
+enableModernJavaSyntax = true
+
 # Generate a class with String fields for the mod id, name and version named with the fields below
-generateGradleTokenClass=appeng.Tags
-gradleTokenModId=
-gradleTokenModName=
-gradleTokenVersion=VERSION
+generateGradleTokenClass = appeng.Tags
+gradleTokenModId = MODID
+gradleTokenModName = MODNAME
+gradleTokenVersion = VERSION
+
 # In case your mod provides an API for other mods to implement you may declare its package here. Otherwise, you can
 # leave this property empty.
 # Example value: apiPackage = api + modGroup = com.myname.mymodid -> com.myname.mymodid.api
-apiPackage=api
+apiPackage = api
+
+# If you want to keep your API code in src/api instead of src/main
+useSrcApiPath = true
+
 # Specify the configuration file for Forge's access transformers here. It must be placed into /src/main/resources/
 # There can be multiple files in a comma-separated list.
 # Example value: mymodid_at.cfg,jei_at.cfg
-accessTransformersFile=appliedenergistics2_at.cfg
+accessTransformersFile = appliedenergistics2_at.cfg
+
 # Provides setup for Mixins if enabled. If you don't know what mixins are: Keep it disabled!
-usesMixins=false
+usesMixins = false
 # Specify the package that contains all of your Mixins. You may only place Mixins in this package or the build will fail!
-mixinsPackage=
+mixinsPackage =
+# Automatically generates a mixin config json if enabled, with the name mixins.modid.json
+generateMixinConfig = false
 # Specify the core mod entry class if you use a core mod. This class must implement IFMLLoadingPlugin!
 # Example value: coreModClass = asm.FMLPlugin + modGroup = com.myname.mymodid -> com.myname.mymodid.asm.FMLPlugin
-coreModClass=core.AE2ELCore
+coreModClass = core.AE2ELCore
 # If your project is only a consolidation of mixins or a core mod and does NOT contain a 'normal' mod (meaning that
 # there is no class annotated with @Mod) you want this to be true. When in doubt: leave it on false!
-containsMixinsAndOrCoreModOnly=false
+containsMixinsAndOrCoreModOnly = false
+
 # Enables Mixins even if this mod doesn't use them, useful if one of the dependencies uses mixins.
-forceEnableMixins=false
+forceEnableMixins = false
+
+# Outputs pre-transformed and post-transformed loaded classes to run/CLASSLOADER_TEMP. Can be used in combination with
+# diff to see exactly what your ASM or Mixins are changing in the target file.
+# Optionally can be specified with the 'CORE_MOD_DEBUG' env var. Will output a lot of files!
+enableCoreModDebug = false
+
 # Adds CurseMaven, Modrinth Maven, BlameJared maven, and some more well-known 1.12.2 repositories
-includeWellKnownRepositories=true
+includeWellKnownRepositories = true
+
 # Adds JEI and TheOneProbe to your development environment. Adds them as 'implementation', meaning they will
 # be available at compiletime and runtime for your mod (in-game and in-code).
 # Overrides the above setting to be always true, as these repositories are needed to fetch the mods
-includeCommonDevEnvMods=true
+includeCommonDevEnvMods = true
+
+
 # If enabled, you may use 'shadowCompile' for dependencies. They will be integrated in your jar. It is your
 # responsibility check the licence and request permission for distribution, if required.
-usesShadowedDependencies=false
+usesShadowedDependencies = false
 # If disabled, won't remove unused classes from shaded dependencies. Some libraries use reflection to access
 # their own classes, making the minimization unreliable.
-minimizeShadowedDependencies=true
+minimizeShadowedDependencies = true
 # If disabled, won't rename the shadowed classes.
-relocateShadowedDependencies=true
+relocateShadowedDependencies = true
+
+# Separate run directories into "run/client" for runClient task, and "run/server" for runServer task.
+# Useful for debugging a server and client simultaneously. If not enabled, it will be in the standard location "run/"
+separateRunDirectories = false
+
+# The display name format of versions published to Curse and Modrinth. $MOD_NAME and $VERSION are available variables.
+# Default: $MOD_NAME \u2212 $VERSION. \u2212 is the minus character which looks much better than the hyphen minus on Curse.
+versionDisplayFormat = $MOD_NAME \u2212 $VERSION
+
 # Publishing to modrinth requires you to set the MODRINTH_API_KEY environment variable to your current modrinth API token.
+
 # The project's ID on Modrinth. Can be either the slug or the ID.
 # Leave this empty if you don't want to publish on Modrinth.
 # Alternatively this can be set with the 'MODRINTH_PROJECT_ID' environment variable.
-modrinthProjectId=
+modrinthProjectId =
+
 # The project's relations on Modrinth. You can use this to refer to other projects on Modrinth.
 # Syntax: scope1-type1:name1;scope2-type2:name2;...
 # Where scope can be one of [required, optional, incompatible, embedded],
 #       type can be one of [project, version],
 #       and the name is the Modrinth project or version slug/id of the other mod.
 # Example: required-project:jei;optional-project:top;incompatible-project:gregtech
-modrinthRelations=
+modrinthRelations =
+
+
 # Publishing to CurseForge requires you to set the CURSEFORGE_API_KEY environment variable to one of your CurseForge API tokens.
+
 # The project's numeric ID on CurseForge. You can find this in the About Project box.
 # Leave this empty if you don't want to publish on CurseForge.
 # Alternatively this can be set with the 'CURSEFORGE_PROJECT_ID' environment variable.
-curseForgeProjectId=
+curseForgeProjectId =
+
 # The project's relations on CurseForge. You can use this to refer to other projects on CurseForge.
 # Syntax: type1:name1;type2:name2;...
 # Where type can be one of [requiredDependency, embeddedLibrary, optionalDependency, tool, incompatible],
 #       and the name is the CurseForge project slug of the other mod.
 # Example: requiredDependency:railcraft;embeddedLibrary:cofhlib;incompatible:buildcraft
-curseForgeRelations=
+curseForgeRelations =
+
 # This project's release type on CurseForge and/or Modrinth
+# Alternatively this can be set with the 'RELEASE_TYPE' environment variable.
 # Allowed types: release, beta, alpha
-releaseType=beta
+releaseType = release
+
 # Generate a default changelog for releases. Requires git to be installed, as it uses it to generate a changelog of
 # commits since the last tagged release.
-generateDefaultChangelog=false
+generateDefaultChangelog = false
+
 # Prevent the source code from being published
-noPublishedSources=false
+noPublishedSources = false
+
+
+# Publish to a custom maven location. Follows a few rules:
+# Group ID can be set with the 'ARTIFACT_GROUP_ID' environment variable, default to 'project.group'
+# Artifact ID can be set with the 'ARTIFACT_ID' environment variable, default to 'project.name'
+# Version can be set with the 'RELEASE_VERSION' environment variable, default to 'modVersion'
+# For maven credentials:
+# Username is set with the 'MAVEN_USER' environment variable, default to "NONE"
+# Password is set with the 'MAVEN_PASSWORD' environment variable, default to "NONE"
+customMavenPublishUrl =
+
+# The group for maven artifacts. Defaults to the 'project.modGroup' until the last '.' (if any).
+# So 'mymod' becomes 'mymod' and 'com.myname.mymodid' 'becomes com.myname'
+mavenArtifactGroup =
+
 # Enable spotless checks
 # Enforces code formatting on your source code
 # By default this will use the files found here: https://github.com/GregTechCEu/Buildscripts/tree/master/spotless
 # to format your code. However, you can create your own version of these files and place them in your project's
 # root directory to apply your own formatting options instead.
-enableSpotless=false
+enableSpotless = false
+
 # Enable JUnit testing platform used for testing your code.
 # Uses JUnit 5. See guide and documentation here: https://junit.org/junit5/docs/current/user-guide/
-enableJUnit=true
+enableJUnit = true
+
 # Deployment debug setting
 # Uncomment this to test deployments to CurseForge and Modrinth
 # Alternatively, you can set the 'DEPLOYMENT_DEBUG' environment variable.
-deploymentDebug=false
+deploymentDebug = false
+
+
 # Gradle Settings
 # Effectively applies the '--stacktrace' flag by default
-org.gradle.logging.stacktrace=all
+org.gradle.logging.stacktrace = all
 # Sets default memory used for gradle commands. Can be overridden by user or command line properties.
 # This is required to provide enough memory for the Minecraft decompilation process.
-org.gradle.jvmargs=-Xmx3G
+org.gradle.jvmargs = -Xmx3G

gradle/scripts/dependencies.gradle

@@ -1,116 +0,0 @@
-/*
- * This file is part of Applied Energistics 2.
- * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
- *
- * Applied Energistics 2 is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Applied Energistics 2 is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
- */
-
-repositories {
-    mavenLocal()
-
-    maven {
-        url "https://cursemaven.com"
-    }
-
-    maven {
-        name = "CurseForge"
-        url = "https://minecraft.curseforge.com/api/maven/"
-    }
-
-    maven {
-        name "Mobius"
-        url "http://mobiusstrip.eu/maven"
-    }
-
-    maven {
-        name = "JEI repo"
-        url "http://dvs1.progwml6.com/files/maven"
-    }
-
-    maven {
-        name "Ellpeck"
-        url "https://maven.ellpeck.de"
-    }
-
-    maven {
-        name = "CoFH Maven"
-        url = "http://maven.covers1624.net"
-    }
-
-    maven { // TheOneProbe
-        name 'tterrag maven'
-        url "http://maven.tterrag.com/"
-    }
-
-    maven { // McJtyLib
-        name 'mcjty'
-        url "http://maven.k-4u.nl/"
-    }
-
-    maven { // CraftTweaker
-        name 'jared maven'
-        url "http://maven.blamejared.com/"
-    }
-
-    //maven { // modmaven, maven proxy
-    //    name 'modmaven'
-    //    url "https://modmaven.k-4u.nl/"
-    //}
-}
-
-configurations {
-    mods
-}
-
-dependencies {
-    // deobfCompile "gregtechce:gregtech:1.12.2:1.15.1.735"
-    // installable runtime dependencies
-    implementation rfg.deobf("curse.maven:gregtechceu-557242:4429261")
-
-    compileOnly "curse.maven:chisel-235279:2915375"
-
-    implementation rfg.deobf("curse.maven:baubles-227083:2518667")
-    //mods "mcp.mobius.waila:Hwyla:${hwyla_version}"
-    mods "curse.maven:hwyla-253449:2568751"
-    mods "net.industrial-craft:industrialcraft-2:${ic2_version}:dev"
-    mods "mcjty.theoneprobe:TheOneProbe-${minecraft_version}:${top_version}"
-
-    // compile against provided APIs
-    compileOnly "mezz.jei:jei_${minecraft_version}:${jei_version}:api"
-    //compileOnly "mcp.mobius.waila:Hwyla:${hwyla_version}"
-    compileOnly "curse.maven:hwyla-253449:2568751"
-    //Code chicken lib, GTCE dependency
-    implementation rfg.deobf("curse.maven:CCL-242818:2779848")
-
-    compileOnly "curse.maven:recipe-stages-280554:3405072"
-    compileOnly "curse.maven:item-stages-280316:2696769"
-    compileOnly "curse.maven:game-stages-268655:2951844"
-    compileOnly "net.darkhax.tesla:Tesla-1.12.2:${tesla_version}"
-    //compileOnly "net.industrial-craft:industrialcraft-2:${ic2_version}:api"
-    implementation rfg.deobf("curse.maven:industrial-craft-242638:2547175")
-    compileOnly "mcjty.theoneprobe:TheOneProbe-1.12:${top_version}:api"
-    compileOnly "curse.maven:CoFHCore-69162:2920433"
-    compileOnly "CraftTweaker2:CraftTweaker2-API:${crafttweaker_version}"
-    compileOnly "curse.maven:inventory-tweaks-223094:2482482"
-    compileOnly "curse.maven:inventory-bogo-sorter-632327:4399738"
-    compileOnly "team.chisel.ctm:CTM:${ctm_version}"
-    compileOnly "de.ellpeck.actuallyadditions:ActuallyAdditions:1.12.2-r152.16:api"
-    implementation rfg.deobf("curse.maven:forestry-59751:2684780")
-
-    // at runtime, use the full JEI jar
-    runtimeOnly "mezz.jei:jei_${minecraft_version}:${jei_version}"
-
-    // unit test dependencies
-    testImplementation "junit:junit:4.12"
-}

gradle/scripts/optional.gradle

@@ -1,54 +0,0 @@
-/*
- * This file is part of Applied Energistics 2.
- * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
- *
- * Applied Energistics 2 is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Applied Energistics 2 is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
- */
-
-// HWYLA
-tasks.register('installHwyla', Copy) {
-    dependsOn "deinstallHwyla"
-    from { configurations.mods }
-    include "**/*Hwyla*.jar"
-    into file("/run/mods")
-}
-
-tasks.register('deinstallHwyla', Delete) {
-    delete fileTree(dir: "/run/mods", include: "*Hwyla*.jar")
-}
-
-// IC2
-tasks.register('installIC2', Copy) {
-    dependsOn "deinstallIC2"
-    from { configurations.mods }
-    include "**/*industrialcraft-2*.jar"
-    into file("/run/mods")
-}
-
-tasks.register('deinstallIC2', Delete) {
-    delete fileTree(dir: "/run/mods", include: "*industrialcraft-2*.jar")
-}
-
-// TOP
-tasks.register('installTop', Copy) {
-    dependsOn["deinstallTop"]
-    from { configurations.mods }
-    include "**/*TheOneProbe*.jar"
-    into file("/run/mods")
-}
-
-tasks.register('deinstallTop', Delete) {
-    delete fileTree(dir: "/run/mods", include: "*TheOneProbe*.jar")
-}
-

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -85,9 +85,6 @@ done
 APP_BASE_NAME=${0##*/}
 APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
-
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
 
@@ -133,10 +130,13 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
@@ -197,6 +197,10 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
 # Collect all arguments for the java command;
 #   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
 #     shell script including quotes and variable substitutions, so put them in

gradlew.bat

@@ -1,4 +1,20 @@
-@if "%DEBUG%" == "" @echo off
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
 @rem
 @rem  Gradle startup script for Windows
@@ -9,19 +25,23 @@
 if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
+if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
 @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS=
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
 
 @rem Find java.exe
 if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto init
+if %ERRORLEVEL% equ 0 goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -35,7 +55,7 @@ goto fail
 set JAVA_HOME=%JAVA_HOME:"=%
 set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
-if exist "%JAVA_EXE%" goto init
+if exist "%JAVA_EXE%" goto execute
 
 echo.
 echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
@@ -45,38 +65,26 @@ echo location of your Java installation.
 
 goto fail
 
-:init
-@rem Get command-line arguments, handling Windows variants
-
-if not "%OS%" == "Windows_NT" goto win9xME_args
-
-:win9xME_args
-@rem Slurp the command line arguments.
-set CMD_LINE_ARGS=
-set _SKIP=2
-
-:win9xME_args_slurp
-if "x%~1" == "x" goto execute
-
-set CMD_LINE_ARGS=%*
-
 :execute
 @rem Setup the command line
 
 set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
+
 @rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
 
 :end
 @rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
+if %ERRORLEVEL% equ 0 goto mainEnd
 
 :fail
 rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
 rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
-exit /b 1
+set EXIT_CODE=%ERRORLEVEL%
+if %EXIT_CODE% equ 0 set EXIT_CODE=1
+if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
+exit /b %EXIT_CODE%
 
 :mainEnd
 if "%OS%"=="Windows_NT" endlocal

settings.gradle

@@ -3,9 +3,7 @@ pluginManagement {
         maven {
             // RetroFuturaGradle
             name 'GTNH Maven'
-            //noinspection HttpUrlsUsage
-            url 'http://jenkins.usrv.eu:8081/nexus/content/groups/public/'
-            allowInsecureProtocol = true
+            url 'https://nexus.gtnewhorizons.com/repository/public/'
             //noinspection GroovyAssignabilityCheck
             mavenContent {
                 includeGroup 'com.gtnewhorizons'
@@ -19,8 +17,14 @@ pluginManagement {
 }
 
 plugins {
+    id 'com.diffplug.blowdryerSetup' version '1.7.0'
     // Automatic toolchain provisioning
-    id 'org.gradle.toolchains.foojay-resolver-convention' version '0.4.0'
+    id 'org.gradle.toolchains.foojay-resolver-convention' version '0.7.0'
 }
 
-rootProject.name = rootProject.projectDir.getName()
+blowdryerSetup {
+    repoSubfolder 'spotless'
+    github 'GregTechCEu/Buildscripts', 'tag', 'v1.0.7'
+}
+
+rootProject.name = rootProject.projectDir.getName()

src/api/java/appeng/api/config/Settings.java

@@ -81,7 +81,11 @@ public enum Settings
 
 	PLACE_BLOCK( EnumSet.of( YesNo.YES, YesNo.NO ) ),
 
-	SCHEDULING_MODE( EnumSet.allOf( SchedulingMode.class ) );
+	SCHEDULING_MODE( EnumSet.allOf( SchedulingMode.class ) ),
+
+	STICKY_MODE( EnumSet.of( YesNo.YES, YesNo.NO ) ),
+
+	;
 
 	private final EnumSet<? extends Enum<?>> values;
 

src/api/java/appeng/api/config/Upgrades.java

@@ -40,6 +40,7 @@ public enum Upgrades {
     REDSTONE(0),
     CRAFTING(0),
     MAGNET(0),
+    STICKY(0),
 
     /**
      * Diamond Tier Upgrades.

src/api/java/appeng/api/definitions/IMaterials.java

@@ -100,6 +100,8 @@ public interface IMaterials {
 
     IItemDefinition cardCrafting();
 
+    IItemDefinition cardSticky();
+
     IItemDefinition enderDust();
 
     IItemDefinition flour();

src/api/java/appeng/api/parts/IFacadeContainer.java

@@ -41,6 +41,13 @@ import appeng.api.util.AEPartLocation;
 public interface IFacadeContainer
 {
 
+	/**
+	 * Checks if the {@link IFacadePart} can be added to the given side.
+	 *
+	 * @return true if the facade can be successfully added
+	 */
+	boolean canAddFacade( IFacadePart a );
+
 	/**
 	 * Attempts to add the {@link IFacadePart} to the given side.
 	 *

src/api/java/appeng/api/parts/IPartHelper.java

@@ -24,6 +24,7 @@
 package appeng.api.parts;
 
 
+import appeng.api.util.AEPartLocation;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.EnumActionResult;
@@ -32,35 +33,11 @@ import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
 
+import javax.annotation.Nullable;
+
 
 public interface IPartHelper
 {
-	/**
-	 * Register a new layer with the part layer system, this allows you to write an in between between tile entities and
-	 * parts.
-	 *
-	 * AE By Default includes,
-	 *
-	 * 1. ISidedInventory ( and by extension IInventory. )
-	 *
-	 * 2. IFluidHandler Forge Fluids
-	 *
-	 * 3. IPowerEmitter BC Power output.
-	 *
-	 * 4. IPowerReceptor BC Power input.
-	 *
-	 * 5. IEnergySink IC2 Power input.
-	 *
-	 * 6. IEnergySource IC2 Power output.
-	 *
-	 * 7. IPipeConnection BC Pipe Connections
-	 *
-	 * As long as a valid layer is registered for a interface you can simply implement that interface on a part get
-	 * implement it.
-	 *
-	 * @return true on success, false on failure, usually a error will be logged as well.
-	 */
-	boolean registerNewLayer( String string, String layerInterface );
 
 	/**
 	 * use in use item, to try and place a IBusItem
@@ -79,4 +56,51 @@ public interface IPartHelper
 	 * @return the render mode
 	 */
 	CableRenderMode getCableRenderMode();
+
+	/**
+	 * Try to get a part at a specific place in the world.
+	 *
+	 * @param w    world the part is in
+	 * @param pos  pos of the part host
+	 * @param side side to test for a part on.
+	 *
+	 * @return the part if it exists, null otherwise
+	 */
+	@Nullable
+	IPart getPart( World w, BlockPos pos, AEPartLocation side );
+
+	/**
+	 * Try to get a part host at a specific place in the world.
+	 *
+	 * @param w   world the part host is in
+	 * @param pos pos of the part host
+	 *
+	 * @return the part host if it exists, null otherwise
+	 */
+	@Nullable
+	IPartHost getPartHost( World w, BlockPos pos );
+
+	/**
+	 * Get a part host if it exists, or place one if it doesn't.
+	 *
+	 * @param w     world the part host is in
+	 * @param pos   pos to get or place the part host
+	 * @param force whether to skip permission and existing block checks and forcibly place the part host here.
+	 * @param p     the placing player, or null if none
+	 *
+	 * @return the existing or created part host, or null if it didn't already exist and part host is unable to be placed.
+	 */
+	@Nullable
+	IPartHost getOrPlacePartHost( World w, BlockPos pos, boolean force, @Nullable EntityPlayer p );
+
+	/**
+	 * Test if a part host can be successfully placed at a given position by the provided player.
+	 *
+	 * @param w   world the part host is in
+	 * @param pos pos to test for part host placement
+	 * @param p   the placing player, or null if none
+	 *
+	 * @return if the part can be placed at the provided world and position
+	 */
+	boolean canPlacePartHost( World w, BlockPos pos, @Nullable EntityPlayer p );
 }

src/api/java/appeng/api/parts/IPartHost.java

@@ -145,13 +145,24 @@ public interface IPartHost extends ICustomCableConnection
 	 */
 	SelectedPart selectPart( Vec3d pos );
 
+	/**
+	 * Same as {@link #selectPart(Vec3d)}, but with global instead of local coordinates.
+	 */
+	default SelectedPart selectPartGlobal( Vec3d pos ) {
+		DimensionalCoord globalPos = getLocation();
+		return selectPart(pos.subtract(
+				globalPos.getPos().getX(),
+				globalPos.getPos().getY(),
+				globalPos.getPos().getZ()));
+	}
+
 	/**
 	 * can be used by parts to trigger the tile or part to save.
 	 */
 	void markForSave();
 
 	/**
-	 * part of the {@link LayerBase}
+	 * called when parts are added or removed
 	 */
 	void partChanged();
 
@@ -169,11 +180,6 @@ public interface IPartHost extends ICustomCableConnection
 	 */
 	boolean isEmpty();
 
-	/**
-	 * @return a mutable list of flags you can adjust to track state.
-	 */
-	Set<LayerFlags> getLayerFlags();
-
 	/**
 	 * remove host from world...
 	 */
@@ -191,4 +197,4 @@ public interface IPartHost extends ICustomCableConnection
 	 */
 	boolean isInWorld();
 
-}
+}

src/api/java/appeng/api/parts/LayerBase.java

@@ -1,98 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2013 AlgorithmX2
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-package appeng.api.parts;
-
-
-import java.util.Set;
-
-import net.minecraft.tileentity.TileEntity;
-import net.minecraft.util.EnumFacing;
-
-import appeng.api.util.AEPartLocation;
-
-
-/**
- * All Layers must extends this, this get part implementation is provided to interface with the parts, however a real
- * implementation will be used at runtime.
- *
- * TODO: Consider removing and replacing with capabilities.
- */
-public abstract class LayerBase extends TileEntity // implements IPartHost
-{
-
-	/**
-	 * Grants access for the layer to the parts of the host.
-	 *
-	 * This Method looks silly, that is because its not used at runtime, a real implementation will be used instead.
-	 *
-	 * @param side side of part
-	 *
-	 * @return the part for the requested side.
-	 */
-	public IPart getPart( final AEPartLocation side )
-	{
-		return null; // place holder.
-	}
-
-	/**
-	 * Grants access for the layer to the parts of the host.
-	 *
-	 * This Method looks silly, that is because its not used at runtime, a real implementation will be used instead.
-	 *
-	 * @param side side of part
-	 *
-	 * @return the part for the requested side.
-	 */
-	public IPart getPart( final EnumFacing side )
-	{
-		return null; // place holder.
-	}
-
-	/**
-	 * called when the parts change in the container, YOU MUST CALL super.PartChanged();
-	 */
-	public void notifyNeighbors()
-	{
-	}
-
-	/**
-	 * called when the parts change in the container, YOU MUST CALL super.PartChanged();
-	 */
-	public void partChanged()
-	{
-	}
-
-	/**
-	 * @return a mutable list of flags you can adjust to track state.
-	 */
-	public Set<LayerFlags> getLayerFlags()
-	{
-		return null; // place holder.
-	}
-
-	public void markForSave()
-	{
-		// something!
-	}
-}

src/api/java/appeng/api/parts/LayerFlags.java

@@ -1,35 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2013 AlgorithmX2
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
- * the Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-package appeng.api.parts;
-
-
-/**
- * TODO: Consider removing and replacing with capabilities.
- */
-public enum LayerFlags
-{
-
-	IC2_ENET
-
-}

src/api/java/appeng/api/storage/IMEInventoryHandler.java

@@ -89,4 +89,12 @@ public interface IMEInventoryHandler<T extends IAEStack<T>> extends IMEInventory
 	 * @return true, if this inventory is valid for this pass.
 	 */
 	boolean validForPass( int i );
+
+	/**
+	 * Gets whether an inventory is "Sticky" i.e. only it and other sticky storages that have partitions with certain
+	 * items are allowed to be put into sticky storages.
+	 */
+	default boolean isSticky() {
+		return false;
+	}
 }

src/main/java/appeng/block/networking/BlockCableBus.java

@@ -29,9 +29,10 @@ import appeng.block.AEBaseTileBlock;
 import appeng.client.UnlistedProperty;
 import appeng.client.render.cablebus.CableBusBakedModel;
 import appeng.client.render.cablebus.CableBusRenderState;
-import appeng.core.Api;
+import appeng.client.render.cablebus.FacadeRenderState;
 import appeng.core.AppEng;
 import appeng.core.sync.network.NetworkHandler;
+import appeng.core.sync.packets.PacketCableBusLandingParticle;
 import appeng.core.sync.packets.PacketClick;
 import appeng.helpers.AEGlassMaterial;
 import appeng.integration.abstraction.IAEFacade;
@@ -71,10 +72,12 @@ import net.minecraft.util.math.RayTraceResult.Type;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
+import net.minecraft.world.WorldServer;
 import net.minecraftforge.common.property.ExtendedBlockState;
 import net.minecraftforge.common.property.IExtendedBlockState;
 import net.minecraftforge.common.property.IUnlistedProperty;
 import net.minecraftforge.fml.client.registry.ClientRegistry;
+import net.minecraftforge.fml.common.network.NetworkRegistry;
 import net.minecraftforge.fml.common.registry.GameRegistry;
 import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.fml.relauncher.SideOnly;
@@ -91,10 +94,6 @@ public class BlockCableBus extends AEBaseTileBlock implements IAEFacade {
 
     private static final ICableBusContainer NULL_CABLE_BUS = new NullCableBusContainer();
 
-    private static Class<? extends AEBaseTile> noTesrTile;
-
-    private static Class<? extends AEBaseTile> tesrTile;
-
     public BlockCableBus() {
         super(AEGlassMaterial.INSTANCE);
         this.setLightOpacity(0);
@@ -303,6 +302,90 @@ public class BlockCableBus extends AEBaseTileBlock implements IAEFacade {
         return true;
     }
 
+    @Override
+    public boolean addRunningEffects(IBlockState state, World world, BlockPos pos, Entity entity) {
+        if (world.isRemote) {
+            addRunningParticle(world, pos, entity);
+        }
+        return true;
+    }
+
+    @SideOnly(Side.CLIENT)
+    private void addRunningParticle(World world, BlockPos pos, Entity entity) {
+        final ICableBusContainer cb = this.cb(world, pos);
+        final IBakedModel model = Minecraft.getMinecraft().getBlockRendererDispatcher().getModelForState(this.getDefaultState());
+
+        if (!(model instanceof CableBusBakedModel cableBusModel)) {
+            return;
+        }
+
+        final CableBusRenderState renderState = cb.getRenderState();
+        final TextureAtlasSprite texture = getSpriteForParticle(renderState, cableBusModel);
+        if (texture != null) {
+            final double d0 = entity.posX + (world.rand.nextFloat() - 0.5f) * entity.width;
+            final double d1 = entity.getEntityBoundingBox().minY + 0.1f;
+            final double d2 = entity.posZ + (world.rand.nextFloat() - 0.5f) * entity.width;
+
+            final ParticleDigging particle = new DestroyFX(world, d0, d1, d2, -entity.motionX * 4.0f, 1.5f, -entity.motionZ * 4.0f, this.getDefaultState()).setBlockPos(pos);
+            particle.setParticleTexture(texture);
+            Minecraft.getMinecraft().effectRenderer.addEffect(particle);
+        }
+    }
+
+    @Override
+    public boolean addLandingEffects(IBlockState state, WorldServer world, BlockPos pos, IBlockState iblockstate, EntityLivingBase entity, int numberOfParticles) {
+        // for reasons only notch can explain, this method is only called on the server, so we have to sync
+        // a packet to all tracking players for landing particle effects
+        if (!world.isRemote) {
+            final PacketCableBusLandingParticle packet = new PacketCableBusLandingParticle(pos, entity, numberOfParticles);
+            final NetworkRegistry.TargetPoint point = new NetworkRegistry.TargetPoint(world.provider.getDimension(), pos.getX() + 0.5, pos.getY() + 0.5, pos.getZ() + 0.5, 32);
+            NetworkHandler.instance().sendToAllTracking(packet, point);
+        }
+        return true;
+    }
+
+    @SideOnly(Side.CLIENT)
+    public void addLandingParticle(BlockPos pos, double entityX, double entityY, double entityZ, int numberOfParticles) {
+        final World world = Minecraft.getMinecraft().world;
+        final ICableBusContainer cb = this.cb(world, pos);
+        final IBakedModel model = Minecraft.getMinecraft().getBlockRendererDispatcher().getModelForState(this.getDefaultState());
+
+        if (!(model instanceof CableBusBakedModel cableBusModel)) {
+            return;
+        }
+
+        final TextureAtlasSprite texture = getSpriteForParticle(cb.getRenderState(), cableBusModel);
+        if (texture != null) {
+            final Vec3d startVec = new Vec3d(entityX, entityY, entityZ);
+            final Vec3d endVec = startVec.add(0.0f, -4.0f, 0.0f);
+            RayTraceResult result = world.rayTraceBlocks(startVec, endVec, true, false, true);
+            final double speed = 0.15f;
+
+            if (result != null && result.typeOfHit == Type.BLOCK && numberOfParticles != 0) {
+                for (int i = 0; i < numberOfParticles; i++) {
+                    final double d0 = world.rand.nextGaussian() * speed;
+                    final double d1 = world.rand.nextGaussian() * speed;
+                    final double d2 = world.rand.nextGaussian() * speed;
+
+                    final ParticleDigging particle = new DestroyFX(world, entityX, entityY, entityZ, d0, d1, d2, this.getDefaultState()).setBlockPos(pos);
+                    particle.setParticleTexture(texture);
+                    Minecraft.getMinecraft().effectRenderer.addEffect(particle);
+                }
+            }
+        }
+    }
+
+    @SideOnly(Side.CLIENT)
+    private TextureAtlasSprite getSpriteForParticle(CableBusRenderState renderState, CableBusBakedModel cableBusModel) {
+        final FacadeRenderState frs = renderState.getFacades().get(EnumFacing.UP);
+        if (frs != null) {
+            final IBlockState state = frs.getSourceBlock();
+            final IBakedModel model = Minecraft.getMinecraft().getBlockRendererDispatcher().getModelForState(state);
+            return model.getParticleTexture();
+        }
+        return Platform.pickRandom(cableBusModel.getParticleTextures(renderState));
+    }
+
     @Override
     public void neighborChanged(IBlockState state, World world, BlockPos pos, Block blockIn, BlockPos fromPos) {
         if (Platform.isServer()) {
@@ -378,10 +461,9 @@ public class BlockCableBus extends AEBaseTileBlock implements IAEFacade {
     }
 
     public void setupTile() {
-        noTesrTile = Api.INSTANCE.partHelper().getCombinedInstance(TileCableBus.class);
-        this.setTileEntity(noTesrTile);
+        this.setTileEntity(TileCableBus.class);
 
-        GameRegistry.registerTileEntity(noTesrTile, AppEng.MOD_ID.toLowerCase() + ":" + "BlockCableBus");
+        GameRegistry.registerTileEntity(TileCableBus.class, AppEng.MOD_ID.toLowerCase() + ":" + "BlockCableBus");
 
         if (Platform.isClient()) {
             setupTesr();
@@ -390,9 +472,8 @@ public class BlockCableBus extends AEBaseTileBlock implements IAEFacade {
 
     @SideOnly(Side.CLIENT)
     private static void setupTesr() {
-        tesrTile = Api.INSTANCE.partHelper().getCombinedInstance(TileCableBusTESR.class);
-        GameRegistry.registerTileEntity(tesrTile, AppEng.MOD_ID.toLowerCase() + ":" + "ClientOnly_TESR_CableBus");
-        ClientRegistry.bindTileEntitySpecialRenderer(BlockCableBus.getTesrTile(), new CableBusTESR());
+        GameRegistry.registerTileEntity(TileCableBusTESR.class, AppEng.MOD_ID.toLowerCase() + ":" + "ClientOnly_TESR_CableBus");
+        ClientRegistry.bindTileEntitySpecialRenderer(TileCableBusTESR.class, new CableBusTESR());
     }
 
     @Override
@@ -438,14 +519,6 @@ public class BlockCableBus extends AEBaseTileBlock implements IAEFacade {
         super.onEntityWalk(world, pos, entityIn);
     }
 
-    public static Class<? extends AEBaseTile> getNoTesrTile() {
-        return noTesrTile;
-    }
-
-    public static Class<? extends AEBaseTile> getTesrTile() {
-        return tesrTile;
-    }
-
     // Helper to get access to the protected constructor
     @SideOnly(Side.CLIENT)
     private static class DestroyFX extends ParticleDigging {

src/main/java/appeng/client/ClientHelper.java

@@ -54,6 +54,7 @@ import net.minecraft.client.gui.GuiScreen;
 import net.minecraft.client.renderer.GlStateManager;
 import net.minecraft.client.settings.KeyBinding;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.init.Items;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.EnumHand;
@@ -82,6 +83,7 @@ import java.util.ArrayList;
 import java.util.EnumMap;
 import java.util.List;
 import java.util.Random;
+import java.util.UUID;
 
 import static appeng.client.KeyBindings.WCT;
 import static appeng.client.KeyBindings.WFT;
@@ -372,4 +374,16 @@ public class ClientHelper extends ServerHelper {
     public boolean isActionKey(ActionKey key, int pressedKeyCode) {
         return this.bindings.get(key).isActiveAndMatches(pressedKeyCode);
     }
-}
+
+    @Override
+    public EntityPlayer getPlayerByUUID(UUID uuid) {
+        if (Platform.isClient()) {
+            if (Minecraft.getMinecraft().player.getUniqueID().equals(uuid)) {
+                return Minecraft.getMinecraft().player;
+            }
+            return null;
+        } else {
+            return super.getPlayerByUUID(uuid);
+        }
+    }
+}

src/main/java/appeng/client/gui/MathExpressionParser.java

@@ -0,0 +1,208 @@
+package appeng.client.gui;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.util.Collections;
+import java.util.Stack;
+
+public class MathExpressionParser {
+
+    private final Stack<String> postfixStack = new Stack<>();
+    private final Stack<Character> opStack = new Stack<>();
+    private static final int[] OPERATOR_PRIORITY = new int[] { 0, 3, 2, 1, -1, 1, 0, 2 };
+
+    public static double parse(String expression) {
+        double result;
+
+        if (expression == null) return Double.NaN;
+
+        expression = expression.replace(" ", "");
+
+        if (expression.length() == 1 && Character.isDigit(expression.charAt(0))) {
+            return expression.charAt(0) - '0';
+        }
+        try {
+            expression = transform(expression);
+            result = new MathExpressionParser().calculate(expression);
+        } catch (Exception e) {
+            return Double.NaN;
+        }
+        return result;
+    }
+
+    /**
+     * replace '-' with '~'
+     * e.g.-2+-1*(-3E-2)-(-1) -> ~2+~1*(~3E~2)-(~1)
+     */
+    private static String transform(String expression) {
+        char[] arr = expression.toCharArray();
+        for (int i = 0; i < arr.length; i++) {
+            if (arr[i] == '-') {
+                if (i == 0) {
+                    arr[i] = '~';
+                } else {
+                    char c = arr[i - 1];
+                    if (c == '+' || c == '-' || c == '*' || c == '/' || c == '(' || c == 'E' || c == 'e') {
+                        arr[i] = '~';
+                    }
+                }
+            }
+        }
+        if (arr[0] == '~' || arr[1] == '(') {
+            arr[0] = '-';
+            return "0" + new String(arr);
+        } else {
+            return new String(arr);
+        }
+    }
+
+    public double calculate(String expression) {
+        Stack<String> resultStack = new Stack<>();
+        prepare(expression);
+        Collections.reverse(postfixStack);
+        String firstValue, secondValue, currentValue;
+        while (!postfixStack.isEmpty()) {
+            currentValue = postfixStack.pop();
+            if (!isOperator(currentValue.charAt(0))) {
+                currentValue = currentValue.replace("~", "-");
+                resultStack.push(currentValue);
+            } else {
+                secondValue = resultStack.pop();
+                firstValue = resultStack.pop();
+
+                firstValue = firstValue.replace("~", "-");
+                secondValue = secondValue.replace("~", "-");
+
+                String tempResult = calculate(firstValue, secondValue, currentValue.charAt(0));
+                resultStack.push(String.valueOf(tempResult));
+            }
+        }
+        return Double.parseDouble(resultStack.pop());
+    }
+
+    private void prepare(String expression) {
+        opStack.push(',');
+        char[] arr = expression.toCharArray();
+        int currentIndex = 0;
+        int count = 0;
+        char currentOp, peekOp;
+        for (int i = 0; i < arr.length; i++) {
+            currentOp = arr[i];
+            if (isOperator(currentOp)) {
+                if (count > 0) {
+                    postfixStack.push(new String(arr, currentIndex, count));
+                }
+                peekOp = opStack.peek();
+                if (currentOp == ')') {
+                    while (opStack.peek() != '(') {
+                        postfixStack.push(String.valueOf(opStack.pop()));
+                    }
+                    opStack.pop();
+                } else {
+                    while (currentOp != '(' && peekOp != ',' && compare(currentOp, peekOp)) {
+                        postfixStack.push(String.valueOf(opStack.pop()));
+                        peekOp = opStack.peek();
+                    }
+                    opStack.push(currentOp);
+                }
+                count = 0;
+                currentIndex = i + 1;
+            } else {
+                count++;
+            }
+        }
+        if (count > 1 || (count == 1 && !isOperator(arr[currentIndex]))) {
+            postfixStack.push(new String(arr, currentIndex, count));
+        }
+
+        while (opStack.peek() != ',') {
+            postfixStack.push(String.valueOf(opStack.pop()));
+        }
+    }
+
+    private static boolean isOperator(char c) {
+        return c == '+' || c == '-' || c == '*' || c == '/' || c == '(' || c == ')';
+    }
+
+    private static boolean compare(char cur, char peek) {
+        return OPERATOR_PRIORITY[(peek) - 40] >= OPERATOR_PRIORITY[(cur) - 40];
+    }
+
+    private String calculate(String firstValue, String secondValue, char currentOp) {
+        return switch (currentOp) {
+            case '+' -> add(firstValue, secondValue);
+            case '-' -> sub(firstValue, secondValue);
+            case '*' -> mul(firstValue, secondValue);
+            case '/' -> div(firstValue, secondValue);
+            default -> "";
+        };
+    }
+
+    public static String add(String v1, String v2) {
+        BigDecimal b1 = new BigDecimal(v1);
+        BigDecimal b2 = new BigDecimal(v2);
+        return String.valueOf(b1.add(b2));
+    }
+
+    /**
+     * subtraction
+     *
+     * @param v1 p1
+     * @param v2 p2
+     * @return sub
+     */
+    public static String sub(String v1, String v2) {
+        BigDecimal b1 = new BigDecimal(v1);
+        BigDecimal b2 = new BigDecimal(v2);
+        return String.valueOf(b1.subtract(b2));
+    }
+
+    /**
+     * multiplication
+     *
+     * @param v1 p1
+     * @param v2 p2
+     * @return mul
+     */
+    public static String mul(String v1, String v2) {
+        BigDecimal b1 = new BigDecimal(v1);
+        BigDecimal b2 = new BigDecimal(v2);
+        return String.valueOf(b1.multiply(b2));
+    }
+
+    /**
+     * division. e = 10^-10
+     *
+     * @param v1 p1
+     * @param v2 p2
+     * @return div
+     */
+    public static String div(String v1, String v2) {
+        BigDecimal b1 = new BigDecimal(v1);
+        BigDecimal b2 = new BigDecimal(v2);
+        return String.valueOf(b1.divide(b2, 16, RoundingMode.HALF_UP));
+    }
+
+    /**
+     * rounding
+     *
+     * @param v     p
+     * @param scale scale
+     * @return result
+     */
+    public static double round(double v, int scale) {
+        if (scale < 0) {
+            throw new IllegalArgumentException("The scale must be a positive integer or zero");
+        }
+        BigDecimal b = new BigDecimal(Double.toString(v));
+        return b.divide(BigDecimal.ONE, scale, RoundingMode.HALF_UP).doubleValue();
+    }
+
+    public static String round(String v, int scale) {
+        if (scale < 0) {
+            throw new IllegalArgumentException("The scale must be a positive integer or zero");
+        }
+        BigDecimal b = new BigDecimal(v);
+        return String.valueOf(b.divide(BigDecimal.ONE, scale, RoundingMode.HALF_UP));
+    }
+}

src/main/java/appeng/client/gui/implementations/GuiCraftAmount.java

@@ -22,10 +22,9 @@ package appeng.client.gui.implementations;
 import appeng.api.AEApi;
 import appeng.api.definitions.IDefinitions;
 import appeng.api.definitions.IParts;
-import appeng.api.features.IWirelessTermHandler;
 import appeng.api.storage.ITerminalHost;
 import appeng.client.gui.AEBaseGui;
-import appeng.client.gui.widgets.GuiNumberBox;
+import appeng.client.gui.MathExpressionParser;
 import appeng.client.gui.widgets.GuiTabButton;
 import appeng.container.AEBaseContainer;
 import appeng.container.implementations.ContainerCraftAmount;
@@ -42,6 +41,7 @@ import appeng.parts.reporting.PartExpandedProcessingPatternTerminal;
 import appeng.parts.reporting.PartPatternTerminal;
 import appeng.parts.reporting.PartTerminal;
 import net.minecraft.client.gui.GuiButton;
+import net.minecraft.client.gui.GuiTextField;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.item.ItemStack;
 import org.lwjgl.input.Keyboard;
@@ -50,7 +50,7 @@ import java.io.IOException;
 
 
 public class GuiCraftAmount extends AEBaseGui {
-    private GuiNumberBox amountToCraft;
+    private GuiTextField amountToCraft;
     private GuiTabButton originalGuiBtn;
 
     private GuiButton next;
@@ -126,7 +126,7 @@ public class GuiCraftAmount extends AEBaseGui {
             this.buttonList.add(this.originalGuiBtn = new GuiTabButton(this.guiLeft + 154, this.guiTop, myIcon, myIcon.getDisplayName(), this.itemRender));
         }
 
-        this.amountToCraft = new GuiNumberBox(this.fontRenderer, this.guiLeft + 62, this.guiTop + 57, 59, this.fontRenderer.FONT_HEIGHT, Integer.class);
+        this.amountToCraft = new GuiTextField(0, this.fontRenderer, this.guiLeft + 62, this.guiTop + 57, 59, this.fontRenderer.FONT_HEIGHT);
         this.amountToCraft.setEnableBackgroundDrawing(false);
         this.amountToCraft.setMaxStringLength(16);
         this.amountToCraft.setTextColor(0xFFFFFF);
@@ -149,8 +149,17 @@ public class GuiCraftAmount extends AEBaseGui {
         this.drawTexturedModalRect(offsetX, offsetY, 0, 0, this.xSize, this.ySize);
 
         try {
-            long amt = Long.parseLong(this.amountToCraft.getText());
-            this.next.enabled = (!this.amountToCraft.getText().isEmpty() && amt > 0);
+            String out = this.amountToCraft.getText();
+            double resultD = MathExpressionParser.parse(out);
+            long amt;
+
+            if (resultD <= 0 || Double.isNaN(resultD)) {
+                amt = 0;
+            } else {
+                amt = (long) MathExpressionParser.round(resultD, 0);
+            }
+
+            this.next.enabled = amt > 0;
         } catch (final NumberFormatException e) {
             this.next.enabled = false;
         }
@@ -164,33 +173,7 @@ public class GuiCraftAmount extends AEBaseGui {
             if (key == Keyboard.KEY_RETURN || key == Keyboard.KEY_NUMPADENTER) {
                 this.actionPerformed(this.next);
             }
-            if ((key == 211 || key == 205 || key == 203 || key == 14 || character == '-' || Character.isDigit(character)) && this.amountToCraft
-                    .textboxKeyTyped(character, key)) {
-                try {
-                    String out = this.amountToCraft.getText();
-
-                    boolean fixed = false;
-                    while (out.startsWith("0") && out.length() > 1) {
-                        out = out.substring(1);
-                        fixed = true;
-                    }
-
-                    if (fixed) {
-                        this.amountToCraft.setText(out);
-                    }
-
-                    if (out.isEmpty()) {
-                        out = "0";
-                    }
-
-                    final long result = Long.parseLong(out);
-                    if (result < 0) {
-                        this.amountToCraft.setText("1");
-                    }
-                } catch (final NumberFormatException e) {
-                    // :P
-                }
-            } else {
+            if (!this.amountToCraft.textboxKeyTyped(character, key)) {
                 super.keyTyped(character, key);
             }
         }
@@ -207,7 +190,15 @@ public class GuiCraftAmount extends AEBaseGui {
             }
 
             if (btn == this.next) {
-                NetworkHandler.instance().sendToServer(new PacketCraftRequest(Integer.parseInt(this.amountToCraft.getText()), isShiftKeyDown()));
+                double resultD = MathExpressionParser.parse(this.amountToCraft.getText());
+                int result;
+                if (resultD <= 0 || Double.isNaN(resultD)) {
+                    result = 1;
+                } else {
+                    result = (int) MathExpressionParser.round(resultD, 0);
+                }
+
+                NetworkHandler.instance().sendToServer(new PacketCraftRequest(result, isShiftKeyDown()));
             }
         } catch (final NumberFormatException e) {
             // nope..
@@ -226,22 +217,15 @@ public class GuiCraftAmount extends AEBaseGui {
         try {
             String out = this.amountToCraft.getText();
 
-            boolean fixed = false;
-            while (out.startsWith("0") && out.length() > 1) {
-                out = out.substring(1);
-                fixed = true;
-            }
+            double resultD = MathExpressionParser.parse(out);
+            int result;
 
-            if (fixed) {
-                this.amountToCraft.setText(out);
+            if (resultD <= 0 || Double.isNaN(resultD)) {
+                result = 0;
+            } else {
+                result = (int) MathExpressionParser.round(resultD, 0);
             }
 
-            if (out.isEmpty()) {
-                out = "0";
-            }
-
-            long result = Integer.parseInt(out);
-
             if (result == 1 && i > 1) {
                 result = 0;
             }
@@ -251,8 +235,7 @@ public class GuiCraftAmount extends AEBaseGui {
                 result = 1;
             }
 
-            out = Long.toString(result);
-            Integer.parseInt(out);
+            out = Integer.toString(result);
             this.amountToCraft.setText(out);
         } catch (final NumberFormatException e) {
             // :P

src/main/java/appeng/client/gui/implementations/GuiInterfaceTerminal.java

@@ -50,6 +50,7 @@ import net.minecraft.nbt.NBTUtil;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.text.TextComponentString;
 import net.minecraftforge.common.DimensionManager;
+import net.minecraftforge.common.util.Constants;
 import net.minecraftforge.fml.common.Loader;
 import org.lwjgl.input.Mouse;
 
@@ -567,15 +568,15 @@ public class GuiInterfaceTerminal extends AEBaseGui {
             return searchTerm.matches(GuiText.InvalidPattern.getLocal());
         }
 
-        NBTTagList tag = new NBTTagList();
-
+        final NBTTagList tag;
         if (pass == 0) {
-            tag = encodedValue.getTagList("in", 10);
+            tag = encodedValue.getTagList("in", Constants.NBT.TAG_COMPOUND);
         } else {
-            tag = encodedValue.getTagList("out", 10);
+            tag = encodedValue.getTagList("out", Constants.NBT.TAG_COMPOUND);
         }
 
         boolean foundMatchingItemStack = false;
+        final String[] splitTerm = searchTerm.split(" ");
 
         for (int i = 0; i < tag.tagCount(); i++) {
             final ItemStack parsedItemStack = new ItemStack(tag.getCompoundTagAt(i));
@@ -584,7 +585,7 @@ public class GuiInterfaceTerminal extends AEBaseGui {
                         .getItemDisplayName(AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class).createStack(parsedItemStack))
                         .toLowerCase();
 
-                for (String term : searchTerm.split(" ")) {
+                for (String term : splitTerm) {
                     if (term.length() > 1 && (term.startsWith("-") || term.startsWith("!"))) {
                         term = term.substring(1);
                         if (displayName.contains(term)) {
@@ -592,8 +593,6 @@ public class GuiInterfaceTerminal extends AEBaseGui {
                         }
                     } else if (displayName.contains(term)) {
                         foundMatchingItemStack = true;
-                    } else {
-                        return false;
                     }
                 }
             }

src/main/java/appeng/client/render/cablebus/CableBusBakedModel.java

@@ -24,6 +24,10 @@ import appeng.api.parts.IPartModel;
 import appeng.api.util.AECableType;
 import appeng.api.util.AEColor;
 import appeng.block.networking.BlockCableBus;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.CacheLoader;
+import com.google.common.cache.LoadingCache;
+import com.google.common.cache.Weigher;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.renderer.block.model.BakedQuad;
@@ -38,6 +42,7 @@ import net.minecraft.util.ResourceLocation;
 import net.minecraftforge.client.MinecraftForgeClient;
 import net.minecraftforge.common.property.IExtendedBlockState;
 
+import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import java.util.*;
 import java.util.Map.Entry;
@@ -45,8 +50,6 @@ import java.util.Map.Entry;
 
 public class CableBusBakedModel implements IBakedModel {
 
-    static final Map<CableBusRenderState, List<BakedQuad>> CABLE_MODEL_CACHE = new HashMap<>();
-
     private final CableBuilder cableBuilder;
 
     private final FacadeBuilder facadeBuilder;
@@ -57,11 +60,24 @@ public class CableBusBakedModel implements IBakedModel {
 
     private final TextureMap textureMap = Minecraft.getMinecraft().getTextureMapBlocks();
 
+    private final LoadingCache<CableBusRenderState, List<BakedQuad>> cableModelCache;
+
     CableBusBakedModel(CableBuilder cableBuilder, FacadeBuilder facadeBuilder, Map<ResourceLocation, IBakedModel> partModels, TextureAtlasSprite particleTexture) {
         this.cableBuilder = cableBuilder;
         this.facadeBuilder = facadeBuilder;
         this.partModels = partModels;
         this.particleTexture = particleTexture;
+        this.cableModelCache = CacheBuilder.newBuilder()
+                .maximumWeight(5000)
+                .weigher((Weigher<CableBusRenderState, List<BakedQuad>>) (k, v) -> v.size())
+                .build(new CacheLoader<>() {
+                    @Override
+                    public List<BakedQuad> load(@Nonnull CableBusRenderState rs) {
+                        final List<BakedQuad> model = new ArrayList<>();
+                        addCableQuads(rs, model);
+                        return model;
+                    }
+                });
     }
 
     @Override
@@ -82,12 +98,7 @@ public class CableBusBakedModel implements IBakedModel {
         if (layer == BlockRenderLayer.CUTOUT) {
 
             // First, handle the cable at the center of the cable bus
-            final List<BakedQuad> cableModel = CABLE_MODEL_CACHE.computeIfAbsent(renderState, k ->
-            {
-                final List<BakedQuad> model = new ArrayList<>();
-                this.addCableQuads(renderState, model);
-                return model;
-            });
+            final List<BakedQuad> cableModel = cableModelCache.getUnchecked(renderState);
             quads.addAll(cableModel);
 
             // Then handle attachments

src/main/java/appeng/client/render/cablebus/CableBusModel.java

@@ -27,26 +27,21 @@ import com.google.common.collect.ImmutableMap;
 import net.minecraft.client.renderer.block.model.IBakedModel;
 import net.minecraft.client.renderer.texture.TextureAtlasSprite;
 import net.minecraft.client.renderer.vertex.VertexFormat;
-import net.minecraft.client.resources.IResourceManager;
 import net.minecraft.util.ResourceLocation;
 import net.minecraftforge.client.model.IModel;
 import net.minecraftforge.client.model.ModelLoaderRegistry;
-import net.minecraftforge.client.resource.IResourceType;
-import net.minecraftforge.client.resource.ISelectiveResourceReloadListener;
-import net.minecraftforge.client.resource.VanillaResourceType;
 import net.minecraftforge.common.model.IModelState;
 import net.minecraftforge.common.model.TRSRTransformation;
 
 import java.util.Collection;
 import java.util.Map;
 import java.util.function.Function;
-import java.util.function.Predicate;
 
 
 /**
  * The built-in model for the cable bus block.
  */
-public class CableBusModel implements IModel, ISelectiveResourceReloadListener {
+public class CableBusModel implements IModel {
 
     private final PartModels partModels;
 
@@ -106,12 +101,4 @@ public class CableBusModel implements IModel, ISelectiveResourceReloadListener {
     public IModelState getDefaultState() {
         return TRSRTransformation.identity();
     }
-
-    @Override
-    public void onResourceManagerReload(IResourceManager resourceManager, Predicate<IResourceType> resourcePredicate) {
-        if (resourcePredicate.test(VanillaResourceType.MODELS)) {
-            CableBusBakedModel.CABLE_MODEL_CACHE.clear();
-        }
-    }
-
 }

src/main/java/appeng/container/AEBaseContainer.java

@@ -399,7 +399,7 @@ public abstract class AEBaseContainer extends Container {
                                     return ItemStack.EMPTY; // don't insert duplicate encoded patterns to interfaces
                                 }
 
-                                int maxSize = Math.max(tis.getMaxStackSize(), d.getSlotStackLimit());
+                                int maxSize = Math.min(tis.getMaxStackSize(), d.getSlotStackLimit());
 
                                 int placeAble = maxSize - t.getCount();
 
@@ -435,7 +435,7 @@ public abstract class AEBaseContainer extends Container {
 
                     if (d.isItemValid(tis)) {
                         if (!d.getHasStack()) {
-                            int maxSize = Math.max(tis.getMaxStackSize(), d.getSlotStackLimit());
+                            int maxSize = Math.min(tis.getMaxStackSize(), d.getSlotStackLimit());
 
                             final ItemStack tmp = tis.copy();
                             if (tmp.getCount() > maxSize) {
@@ -964,26 +964,34 @@ public abstract class AEBaseContainer extends Container {
                 if (!draggedStack.isEmpty()) {
                     if (appEngSlot.isItemValid(draggedStack)) {
                         if (slotStack.getItem() == draggedStack.getItem() && slotStack.getMetadata() == draggedStack.getMetadata() && ItemStack.areItemStackTagsEqual(slotStack, draggedStack)) {
-                            var maxSize = Math.max(appEngSlot.getSlotStackLimit(), draggedStack.getMaxStackSize());
-                            var maxInsertable = Math.min(draggedStack.getCount(), maxSize - appEngSlot.getStack().getCount());
-                            var toInsert = Math.min(maxInsertable, dragType == 0 ? maxInsertable : 1);
+                            // Slot size or stack size, whichever is smaller.
+                            var maxSize = Math.min(appEngSlot.getSlotStackLimit(), draggedStack.getMaxStackSize());
 
-                            draggedStack.shrink(toInsert);
-                            slotStack.grow(toInsert);
+                            // The maximum number of items that can be inserted into the slot, non-negative.
+                            var maxInsertable = Math.min(draggedStack.getCount(),
+                                    Math.max(0, maxSize - appEngSlot.getStack().getCount()));
 
-                            slot.onSlotChanged();
-                            return ItemStack.EMPTY;
+                            if (maxInsertable != 0) {
+                                var toInsert = Math.min(maxInsertable, dragType == 0 ? maxInsertable : 1);
+
+                                draggedStack.shrink(toInsert);
+                                slotStack.grow(toInsert);
+
+                                slot.putStack(slot.getStack());
+                                return ItemStack.EMPTY;
+                            }
                         }
                     }
                 }
                 // Fixes taking and halving issues from oversized slots.
                 else if (dragType == 0 || dragType == 1) {
                     if (slot.canTakeStack(player) && !slotStack.isEmpty()) {
+                        var result = slotStack.copy();
                         var toTake = Math.min(slotStack.getCount(), slotStack.getMaxStackSize());
                         this.invPlayer.setItemStack(slot.decrStackSize(dragType == 0 ? toTake : (toTake + 1) / 2));
 
-                        slot.onTake(player, invPlayer.getItemStack());
-                        return ItemStack.EMPTY;
+                        slot.putStack(slot.getStack());
+                        return result;
                     }
                 }
 

src/main/java/appeng/container/implementations/ContainerStorageBus.java

@@ -50,6 +50,9 @@ public class ContainerStorageBus extends ContainerUpgradeable {
     @GuiSync(4)
     public StorageFilter storageFilter = StorageFilter.EXTRACTABLE_ONLY;
 
+    @GuiSync(7)
+    public YesNo stickyMode = YesNo.NO;
+
     public ContainerStorageBus(final InventoryPlayer ip, final PartStorageBus te) {
         super(ip, te);
         this.storageBus = te;
@@ -111,6 +114,7 @@ public class ContainerStorageBus extends ContainerUpgradeable {
             this.setFuzzyMode((FuzzyMode) this.getUpgradeable().getConfigManager().getSetting(Settings.FUZZY_MODE));
             this.setReadWriteMode((AccessRestriction) this.getUpgradeable().getConfigManager().getSetting(Settings.ACCESS));
             this.setStorageFilter((StorageFilter) this.getUpgradeable().getConfigManager().getSetting(Settings.STORAGE_FILTER));
+            this.setStickyMode((YesNo) this.getUpgradeable().getConfigManager().getSetting(Settings.STICKY_MODE));
         }
 
         this.standardDetectAndSendChanges();
@@ -168,4 +172,12 @@ public class ContainerStorageBus extends ContainerUpgradeable {
     private void setStorageFilter(final StorageFilter storageFilter) {
         this.storageFilter = storageFilter;
     }
+
+    public YesNo getStickyMode() {
+        return this.stickyMode;
+    }
+
+    private void setStickyMode(final YesNo stickyMode) {
+        this.stickyMode = stickyMode;
+    }
 }

src/main/java/appeng/core/AEConfig.java

@@ -83,6 +83,7 @@ public final class AEConfig extends Configuration implements IConfigurableObject
     private int craftingCalculationTimePerTick = 5;
     private PowerUnits selectedPowerUnit = PowerUnits.AE;
     private boolean showCraftableTooltip = true;
+    private boolean showPlacementPreview = true;
 
     // Spatial IO/Dimension
     private int storageProviderID = -1;
@@ -257,6 +258,7 @@ public final class AEConfig extends Configuration implements IConfigurableObject
         this.useLargeFonts = this.get("Client", "useTerminalUseLargeFont", false).getBoolean(false);
         this.useColoredCraftingStatus = this.get("Client", "useColoredCraftingStatus", true).getBoolean(true);
         this.showCraftableTooltip = this.get("Client", "showCraftableTooltip", true, "Whether to add \"Craftable\" to item tooltips when they can be crafted automatically.").getBoolean(true);
+        this.showPlacementPreview = this.get("Client", "showPlacementPreview", true, "Whether to show a preview of part and facade placement.").getBoolean(true);
 
         // load buttons..
         for (int btnNum = 0; btnNum < 4; btnNum++) {
@@ -514,6 +516,10 @@ public final class AEConfig extends Configuration implements IConfigurableObject
         return this.showCraftableTooltip;
     }
 
+    public boolean showPlacementPreview() {
+        return this.showPlacementPreview;
+    }
+
     public boolean isDisableColoredCableRecipesInJEI() {
         return this.disableColoredCableRecipesInJEI;
     }

src/main/java/appeng/core/CommonHelper.java

@@ -25,6 +25,7 @@ import appeng.client.ActionKey;
 import appeng.client.EffectType;
 import appeng.core.sync.AppEngPacket;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.math.RayTraceResult;
 import net.minecraft.world.World;
@@ -32,6 +33,7 @@ import net.minecraft.world.World;
 import javax.annotation.Nonnull;
 import java.util.List;
 import java.util.Random;
+import java.util.UUID;
 
 
 public abstract class CommonHelper {
@@ -66,4 +68,5 @@ public abstract class CommonHelper {
 
     public abstract boolean isActionKey(@Nonnull final ActionKey key, int pressedKeyCode);
 
+    public abstract EntityPlayer getPlayerByUUID(UUID uuid);
 }

src/main/java/appeng/core/Registration.java

@@ -54,13 +54,13 @@ import appeng.core.stats.PartItemPredicate;
 import appeng.core.stats.Stats;
 import appeng.core.worlddata.SpatialDimensionManager;
 import appeng.fluids.registries.BasicFluidCellGuiHandler;
+import appeng.hooks.WrenchClickHook;
 import appeng.hooks.TickHandler;
 import appeng.items.materials.ItemMaterial;
 import appeng.items.parts.ItemFacade;
 import appeng.items.parts.ItemPart;
 import appeng.loot.ChestLoot;
 import appeng.me.cache.*;
-import appeng.parts.PartPlacement;
 import appeng.recipes.AEItemResolver;
 import appeng.recipes.AERecipeLoader;
 import appeng.recipes.game.DisassembleRecipe;
@@ -109,7 +109,6 @@ import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.HashSet;
-import java.util.List;
 import java.util.Set;
 
 
@@ -193,7 +192,7 @@ final class Registration {
 
         MinecraftForge.EVENT_BUS.register(TickHandler.INSTANCE);
 
-        MinecraftForge.EVENT_BUS.register(new PartPlacement());
+        MinecraftForge.EVENT_BUS.register(new WrenchClickHook());
 
         if (AEConfig.instance().isFeatureEnabled(AEFeature.CHEST_LOOT)) {
             MinecraftForge.EVENT_BUS.register(new ChestLoot());
@@ -365,15 +364,19 @@ final class Registration {
         // Storage Cells
         Upgrades.FUZZY.registerItem(items.cell1k(), 1);
         Upgrades.INVERTER.registerItem(items.cell1k(), 1);
+        Upgrades.STICKY.registerItem(items.cell1k(), 1);
 
         Upgrades.FUZZY.registerItem(items.cell4k(), 1);
         Upgrades.INVERTER.registerItem(items.cell4k(), 1);
+        Upgrades.STICKY.registerItem(items.cell4k(), 1);
 
         Upgrades.FUZZY.registerItem(items.cell16k(), 1);
         Upgrades.INVERTER.registerItem(items.cell16k(), 1);
+        Upgrades.STICKY.registerItem(items.cell16k(), 1);
 
         Upgrades.FUZZY.registerItem(items.cell64k(), 1);
         Upgrades.INVERTER.registerItem(items.cell64k(), 1);
+        Upgrades.STICKY.registerItem(items.cell64k(), 1);
 
         Upgrades.FUZZY.registerItem(items.portableCell(), 1);
         Upgrades.INVERTER.registerItem(items.portableCell(), 1);
@@ -384,14 +387,29 @@ final class Registration {
         Upgrades.FUZZY.registerItem(AEApi.instance().definitions().materials().cardMagnet(), 1);
         Upgrades.INVERTER.registerItem(AEApi.instance().definitions().materials().cardMagnet(), 1);
 
+        // Fluid Cells
+        Upgrades.INVERTER.registerItem(items.fluidCell1k(), 1);
+        Upgrades.STICKY.registerItem(items.fluidCell1k(), 1);
+
+        Upgrades.INVERTER.registerItem(items.fluidCell4k(), 1);
+        Upgrades.STICKY.registerItem(items.fluidCell4k(), 1);
+
+        Upgrades.INVERTER.registerItem(items.fluidCell16k(), 1);
+        Upgrades.STICKY.registerItem(items.fluidCell16k(), 1);
+
+        Upgrades.INVERTER.registerItem(items.fluidCell64k(), 1);
+        Upgrades.STICKY.registerItem(items.fluidCell64k(), 1);
+
         // Storage Bus
         Upgrades.FUZZY.registerItem(parts.storageBus(), 1);
         Upgrades.INVERTER.registerItem(parts.storageBus(), 1);
         Upgrades.CAPACITY.registerItem(parts.storageBus(), 5);
+        Upgrades.STICKY.registerItem(parts.storageBus(), 1);
 
         // Storage Bus Fluids
         Upgrades.INVERTER.registerItem(parts.fluidStorageBus(), 1);
         Upgrades.CAPACITY.registerItem(parts.fluidStorageBus(), 5);
+        Upgrades.STICKY.registerItem(parts.fluidStorageBus(), 1);
 
         // Formation Plane
         Upgrades.FUZZY.registerItem(parts.formationPlane(), 1);

src/main/java/appeng/core/api/ApiClientHelper.java

@@ -60,6 +60,10 @@ public class ApiClientHelper implements IClientHelper {
                 lines.add("[" + GuiText.Partitioned.getLocal() + "]" + " - " + list + ' ' + GuiText.Precise.getLocal());
             }
 
+            if (handler.isSticky()) {
+                lines.add(GuiText.Sticky.getLocal());
+            }
+
             if (Minecraft.getMinecraft().gameSettings.advancedItemTooltips || Keyboard.isKeyDown(Keyboard.KEY_LSHIFT) || Keyboard.isKeyDown(Keyboard.KEY_RSHIFT)) {
                 IItemHandler inv = cellInventory.getConfigInventory();
                 cellInventory.getAvailableItems((IItemList) itemList);

src/main/java/appeng/core/api/ApiPart.java

@@ -19,18 +19,18 @@
 package appeng.core.api;
 
 
+import appeng.api.AEApi;
+import appeng.api.definitions.ITileDefinition;
 import appeng.api.parts.CableRenderMode;
+import appeng.api.parts.IPart;
 import appeng.api.parts.IPartHelper;
-import appeng.api.parts.LayerBase;
-import appeng.core.AELog;
 import appeng.core.AppEng;
 import appeng.parts.PartPlacement;
-import appeng.tile.AEBaseTile;
-import appeng.tile.networking.TileCableBus;
-import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.CacheLoader;
-import com.google.common.cache.LoadingCache;
-import com.google.common.collect.ImmutableList;
+import appeng.api.parts.IPartHost;
+import appeng.api.util.AEPartLocation;
+import appeng.util.Platform;
+import net.minecraft.block.Block;
+import net.minecraft.block.state.IBlockState;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
@@ -39,243 +39,15 @@ import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
-import org.objectweb.asm.ClassReader;
-import org.objectweb.asm.ClassWriter;
-import org.objectweb.asm.commons.ClassRemapper;
-import org.objectweb.asm.commons.Remapper;
-import org.objectweb.asm.tree.AbstractInsnNode;
-import org.objectweb.asm.tree.ClassNode;
-import org.objectweb.asm.tree.MethodInsnNode;
-import org.objectweb.asm.tree.MethodNode;
 
-import java.io.IOException;
-import java.io.InputStream;
-import java.lang.reflect.Method;
-import java.util.*;
+import org.jetbrains.annotations.Nullable;
 
 
 public class ApiPart implements IPartHelper {
 
-    private final LoadingCache<CacheKey, Class<? extends AEBaseTile>> cache = CacheBuilder.newBuilder()
-            .build(new CacheLoader<CacheKey, Class<? extends AEBaseTile>>() {
-                @Override
-                public Class<? extends AEBaseTile> load(CacheKey key) throws Exception {
-                    return ApiPart.this.generateCombinedClass(key);
-                }
-            });
-
-    private final Map<Class<?>, String> interfaces2Layer = new HashMap<>();
-    private final List<String> desc = new ArrayList<>();
-
-    /**
-     * Conceptually this method will build a new class hierarchy that is rooted at the given base class, and includes a
-     * chain of all registered layers.
-     * <p/>
-     * To accomplish this, it takes the first registered layer, replaces it's inheritance from LayerBase with an
-     * inheritance from the given baseClass,
-     * and uses the resulting class as the parent class for the next registered layer, for which it repeats this
-     * process. This process is then repeated
-     * until a class hierarchy of all layers is formed. While janking out the inheritance from LayerBase, it'll make
-     * also sure that calls to that
-     * classes method will instead be forwarded to the superclass that was inserted as part of the described process.
-     * <p/>
-     * Example: If layers A and B are registered, and TileCableBus is passed in as the baseClass, a synthetic class
-     * A_B_TileCableBus should be returned,
-     * which has A_B_TileCableBus -extends-> B_TileCableBus -extends-> TileCableBus as it's class hierarchy, where
-     * A_B_TileCableBus has been generated
-     * from A, and B_TileCableBus has been generated from B.
-     */
-    public Class<? extends AEBaseTile> getCombinedInstance(final Class<? extends AEBaseTile> baseClass) {
-        if (this.desc.isEmpty()) {
-            // No layers registered...
-            return baseClass;
-        }
-
-        return this.cache.getUnchecked(new CacheKey(baseClass, this.desc));
-    }
-
-    private Class<? extends AEBaseTile> generateCombinedClass(CacheKey cacheKey) {
-        final Class<? extends AEBaseTile> parentClass;
-
-        // Get the list of interfaces that still need to be implemented beyond the current one
-        List<String> remainingInterfaces = cacheKey.getInterfaces().subList(1, cacheKey.getInterfaces().size());
-
-        // We are not at the root of the class hierarchy yet
-        if (!remainingInterfaces.isEmpty()) {
-            CacheKey parentKey = new CacheKey(cacheKey.getBaseClass(), remainingInterfaces);
-            parentClass = this.cache.getUnchecked(parentKey);
-        } else {
-            parentClass = cacheKey.getBaseClass();
-        }
-
-        // Which interface should be implemented in this layer?
-        String interfaceName = cacheKey.getInterfaces().get(0);
-
-        try {
-            // This is the particular interface that this layer was registered for. Loading the class may fail if i.e.
-            // an API is broken or not present
-            // and in this case, the layer will be skipped!
-            Class<?> interfaceClass = Class.forName(interfaceName);
-            String layerImpl = this.interfaces2Layer.get(interfaceClass);
-
-            return this.getClassByDesc(parentClass, layerImpl);
-        } catch (final Throwable t) {
-            AELog.warn("Error loading " + interfaceName);
-            AELog.debug(t);
-            return parentClass;
-        }
-
-    }
-
-    @SuppressWarnings("unchecked")
-    private Class<? extends AEBaseTile> getClassByDesc(Class<? extends AEBaseTile> baseClass, final String next) {
-        final ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
-        final ClassNode n = this.getReader(next);
-        final String originalName = n.name;
-
-        try {
-            n.name = n.name + '_' + baseClass.getSimpleName();
-            n.superName = baseClass.getName().replace('.', '/');
-        } catch (final Throwable t) {
-            AELog.debug(t);
-        }
-
-        for (final MethodNode mn : n.methods) {
-            final Iterator<AbstractInsnNode> i = mn.instructions.iterator();
-            while (i.hasNext()) {
-                this.processNode(i.next(), n.superName);
-            }
-        }
-
-        final DefaultPackageClassNameRemapper remapper = new DefaultPackageClassNameRemapper();
-        remapper.inputOutput.put("appeng/api/parts/LayerBase", n.superName);
-        remapper.inputOutput.put(originalName, n.name);
-        n.accept(new ClassRemapper(cw, remapper));
-        // n.accept( cw );
-
-        // n.accept( new TraceClassVisitor( new PrintWriter( System.out ) ) );
-        final byte[] byteArray = cw.toByteArray();
-        final int size = byteArray.length;
-        final Class clazz = this.loadClass(n.name.replace("/", "."), byteArray);
-
-        try {
-            final Object fish = clazz.newInstance();
-
-            boolean hasError = false;
-
-            if (!baseClass.isInstance(fish)) {
-                hasError = true;
-                AELog.error("Error, Expected layer to implement " + baseClass + " did not.");
-            }
-
-            if (fish instanceof LayerBase) {
-                hasError = true;
-                AELog.error("Error, Expected layer to NOT implement LayerBase but it DID.");
-            }
-
-            if (!(fish instanceof TileCableBus)) {
-                hasError = true;
-                AELog.error("Error, Expected layer to implement TileCableBus did not.");
-            }
-
-            if (!(fish instanceof TileEntity)) {
-                hasError = true;
-                AELog.error("Error, Expected layer to implement TileEntity did not.");
-            }
-
-            if (!hasError) {
-                AELog.info("Layer: " + n.name + " loaded successfully - " + size + " bytes");
-            }
-        } catch (final Throwable t) {
-            AELog.error("Layer: " + n.name + " Failed.");
-            AELog.debug(t);
-        }
-
-        return clazz;
-    }
-
-    private ClassNode getReader(final String name) {
-        final String path = '/' + name.replace(".", "/") + ".class";
-        final InputStream is = this.getClass().getResourceAsStream(path);
-        try {
-            final ClassReader cr = new ClassReader(is);
-
-            final ClassNode cn = new ClassNode();
-            cr.accept(cn, ClassReader.EXPAND_FRAMES);
-
-            return cn;
-        } catch (final IOException e) {
-            throw new IllegalStateException("Error loading " + name, e);
-        }
-    }
-
-    private void processNode(final AbstractInsnNode next, final String nePar) {
-        if (next instanceof MethodInsnNode) {
-            final MethodInsnNode min = (MethodInsnNode) next;
-            if (min.owner.equals("appeng/api/parts/LayerBase")) {
-                min.owner = nePar;
-            }
-        }
-    }
-
-    private Class loadClass(final String name, byte[] b) {
-        // override classDefine (as it is protected) and define the class.
-        Class clazz = null;
-        try {
-            final ClassLoader loader = this.getClass().getClassLoader();// ClassLoader.getSystemClassLoader();
-            final Class<ClassLoader> root = ClassLoader.class;
-            final Class<? extends ClassLoader> cls = loader.getClass();
-            final Method defineClassMethod = root.getDeclaredMethod("defineClass", String.class, byte[].class, int.class, int.class);
-            final Method runTransformersMethod = cls.getDeclaredMethod("runTransformers", String.class, String.class, byte[].class);
-
-            runTransformersMethod.setAccessible(true);
-            defineClassMethod.setAccessible(true);
-            try {
-                final Object[] argsA = {
-                        name,
-                        name,
-                        b
-                };
-                b = (byte[]) runTransformersMethod.invoke(loader, argsA);
-
-                final Object[] args = {
-                        name,
-                        b,
-                        0,
-                        b.length
-                };
-                clazz = (Class) defineClassMethod.invoke(loader, args);
-            } finally {
-                runTransformersMethod.setAccessible(false);
-                defineClassMethod.setAccessible(false);
-            }
-        } catch (final Exception e) {
-            AELog.debug(e);
-            throw new IllegalStateException("Unable to manage part API.", e);
-        }
-        return clazz;
-    }
-
-    @Override
-    public boolean registerNewLayer(final String layer, final String layerInterface) {
-        try {
-            final Class<?> layerInterfaceClass = Class.forName(layerInterface);
-            if (this.interfaces2Layer.get(layerInterfaceClass) == null) {
-                this.interfaces2Layer.put(layerInterfaceClass, layer);
-                this.desc.add(layerInterface);
-                return true;
-            } else {
-                AELog.info("Layer " + layer + " not registered, " + layerInterface + " already has a layer.");
-            }
-        } catch (final Throwable ignored) {
-        }
-
-        return false;
-    }
-
     @Override
     public EnumActionResult placeBus(final ItemStack is, final BlockPos pos, final EnumFacing side, final EntityPlayer player, final EnumHand hand, final World w) {
-        return PartPlacement.place(is, pos, side, player, hand, w, PartPlacement.PlaceType.PLACE_ITEM, 0);
+        return PartPlacement.place(is, pos, side, player, hand, w);
     }
 
     @Override
@@ -283,57 +55,55 @@ public class ApiPart implements IPartHelper {
         return AppEng.proxy.getRenderMode();
     }
 
-    private static class DefaultPackageClassNameRemapper extends Remapper {
+    @Nullable
+    @Override
+    public IPart getPart(World w, BlockPos pos, AEPartLocation side) {
+        final TileEntity tile = w.getTileEntity(pos);
+        if (tile instanceof IPartHost partHost) {
+            return partHost.getPart(side);
+        }
+        return null;
+    }
 
-        private final HashMap<String, String> inputOutput = new HashMap<>();
+    @Nullable
+    @Override
+    public IPartHost getPartHost(World w, BlockPos pos) {
+        final TileEntity tile = w.getTileEntity(pos);
+        if (tile instanceof IPartHost partHost) {
+            return partHost;
+        }
+        return null;
+    }
 
-        @Override
-        public String map(final String typeName) {
-            final String o = this.inputOutput.get(typeName);
-            if (o == null) {
-                return typeName;
+    @Nullable
+    @Override
+    public IPartHost getOrPlacePartHost(World w, BlockPos pos, boolean force, @Nullable EntityPlayer p) {
+        final TileEntity tile = w.getTileEntity(pos);
+        if (tile instanceof IPartHost partHost) {
+            return partHost;
+        } else {
+            if (!force && !canPlacePartHost(w, pos, p)) {
+                return null;
             }
-            return o;
+
+            final ITileDefinition multiPart = AEApi.instance().definitions().blocks().multiPart();
+            if (!multiPart.isEnabled()) return null;
+            Block blk = multiPart.maybeBlock().orElse(null);
+            if (blk == null) return null;
+
+            final IBlockState state = blk.getDefaultState();
+            w.setBlockState(pos, state, 3);
+            return w.getTileEntity(pos) instanceof IPartHost host ? host : null;
         }
     }
 
-    private static class CacheKey {
-        private final Class<? extends AEBaseTile> baseClass;
-
-        private final List<String> interfaces;
-
-        private CacheKey(Class<? extends AEBaseTile> baseClass, List<String> interfaces) {
-            this.baseClass = baseClass;
-            this.interfaces = ImmutableList.copyOf(interfaces);
+    @Override
+    public boolean canPlacePartHost(World w, BlockPos pos, @Nullable EntityPlayer p) {
+        if (p != null && !Platform.hasPermissions(w, pos, p)) {
+            return false;
         }
 
-        private Class<? extends AEBaseTile> getBaseClass() {
-            return this.baseClass;
-        }
-
-        private List<String> getInterfaces() {
-            return this.interfaces;
-        }
-
-        @Override
-        public boolean equals(Object o) {
-            if (this == o) {
-                return true;
-            }
-            if (o == null || this.getClass() != o.getClass()) {
-                return false;
-            }
-
-            CacheKey cacheKey = (CacheKey) o;
-
-            return this.baseClass.equals(cacheKey.baseClass) && this.interfaces.equals(cacheKey.interfaces);
-        }
-
-        @Override
-        public int hashCode() {
-            int result = this.baseClass.hashCode();
-            result = 31 * result + this.interfaces.hashCode();
-            return result;
-        }
+        final Block blk = w.getBlockState(pos).getBlock();
+        return blk == null || blk.isReplaceable(w, pos);
     }
 }

src/main/java/appeng/core/api/definitions/ApiMaterials.java

@@ -90,6 +90,7 @@ public final class ApiMaterials implements IMaterials {
     private final IItemDefinition cardFuzzy;
     private final IItemDefinition cardInverter;
     private final IItemDefinition cardCrafting;
+    private final IItemDefinition cardSticky;
 
     private final IItemDefinition enderDust;
     private final IItemDefinition flour;
@@ -208,6 +209,7 @@ public final class ApiMaterials implements IMaterials {
         this.cardFuzzy = new DamagedItemDefinition("material.card.fuzzy", materials.createMaterial(MaterialType.CARD_FUZZY));
         this.cardInverter = new DamagedItemDefinition("material.card.inverter", materials.createMaterial(MaterialType.CARD_INVERTER));
         this.cardCrafting = new DamagedItemDefinition("material.card.crafting", materials.createMaterial(MaterialType.CARD_CRAFTING));
+        this.cardSticky = new DamagedItemDefinition("material.card.sticky", materials.createMaterial(MaterialType.CARD_STICKY));
 
         this.enderDust = new DamagedItemDefinition("material.dust.ender", materials.createMaterial(MaterialType.ENDER_DUST));
         this.flour = new DamagedItemDefinition("material.flour", materials.createMaterial(MaterialType.FLOUR));
@@ -425,6 +427,11 @@ public final class ApiMaterials implements IMaterials {
         return this.cardCrafting;
     }
 
+    @Override
+    public IItemDefinition cardSticky() {
+        return this.cardSticky;
+    }
+
     @Override
     public IItemDefinition enderDust() {
         return this.enderDust;

src/main/java/appeng/core/localization/GuiText.java

@@ -195,6 +195,7 @@ public enum GuiText {
     Partitioned,
     Precise,
     Fuzzy,
+    Sticky,
 
     // Used in a terminal to indicate that an item is craftable
     SmallFontCraft,

src/main/java/appeng/core/sync/AppEngPacketHandlerBase.java

@@ -44,8 +44,6 @@ public class AppEngPacketHandlerBase {
 
         PACKET_CONFIG_BUTTON(PacketConfigButton.class),
 
-        PACKET_PART_PLACEMENT(PacketPartPlacement.class),
-
         PACKET_LIGHTNING(PacketLightning.class),
 
         PACKET_MATTER_CANNON(PacketMatterCannon.class),
@@ -88,7 +86,13 @@ public class AppEngPacketHandlerBase {
 
         PACKET_TERMINAL_KEYBIND(PacketTerminalUse.class),
 
-        PACKET_CRAFTING_TOAST(PacketCraftingToast.class);
+        PACKET_CRAFTING_TOAST(PacketCraftingToast.class),
+
+        PACKET_COLOR_APPLICATOR_SELECT_COLOR(PacketColorApplicatorSelectColor.class),
+
+        PACKET_CABLE_BUS_LANDING_PARTICLE(PacketCableBusLandingParticle.class),
+
+        ;
 
 
         private final Class<? extends AppEngPacket> packetClass;

src/main/java/appeng/core/sync/network/NetworkHandler.java

@@ -112,6 +112,10 @@ public class NetworkHandler {
         this.ec.sendToAllAround(message.getProxy(), point);
     }
 
+    public void sendToAllTracking(final AppEngPacket message, final NetworkRegistry.TargetPoint point) {
+        this.ec.sendToAllTracking(message.getProxy(), point);
+    }
+
     public void sendToDimension(final AppEngPacket message, final int dimensionId) {
         this.ec.sendToDimension(message.getProxy(), dimensionId);
     }

src/main/java/appeng/core/sync/packets/PacketCableBusLandingParticle.java

@@ -0,0 +1,55 @@
+package appeng.core.sync.packets;
+
+import appeng.block.networking.BlockCableBus;
+import appeng.core.sync.AppEngPacket;
+import appeng.core.sync.network.INetworkInfo;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.client.Minecraft;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+
+public class PacketCableBusLandingParticle extends AppEngPacket {
+
+    private BlockPos pos;
+    private double entityX;
+    private double entityY;
+    private double entityZ;
+    private int numberOfParticles;
+
+    public PacketCableBusLandingParticle(final ByteBuf stream) {
+        this.pos = BlockPos.fromLong(stream.readLong());
+        this.entityX = stream.readDouble();
+        this.entityY = stream.readDouble();
+        this.entityZ = stream.readDouble();
+        this.numberOfParticles = stream.readInt();
+    }
+
+    public PacketCableBusLandingParticle(final BlockPos pos, final Entity entity, final int numberOfParticles) {
+        final ByteBuf data = Unpooled.buffer();
+
+        data.writeInt(this.getPacketID());
+        data.writeLong(pos.toLong());
+        data.writeDouble(entity.posX);
+        data.writeDouble(entity.posY);
+        data.writeDouble(entity.posZ);
+        data.writeInt(numberOfParticles);
+
+        this.configureWrite(data);
+    }
+
+    @Override
+    @SideOnly(Side.CLIENT)
+    public void clientPacketData(INetworkInfo network, AppEngPacket packet, EntityPlayer player) {
+        final World world = Minecraft.getMinecraft().world;
+        final IBlockState state = world.getBlockState(pos);
+        if (state.getBlock() instanceof BlockCableBus cb) {
+            cb.addLandingParticle(pos, entityX, entityY, entityZ, numberOfParticles);
+        }
+    }
+}

src/main/java/appeng/core/sync/packets/PacketClick.java

@@ -19,16 +19,10 @@
 package appeng.core.sync.packets;
 
 
-import appeng.api.AEApi;
-import appeng.api.definitions.IComparableDefinition;
-import appeng.api.definitions.IItems;
-import appeng.api.implementations.items.IMemoryCard;
-import appeng.api.implementations.items.MemoryCardMessages;
 import appeng.block.networking.BlockCableBus;
 import appeng.core.sync.AppEngPacket;
 import appeng.core.sync.network.INetworkInfo;
 import appeng.items.tools.ToolNetworkTool;
-import appeng.items.tools.powered.ToolColorApplicator;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import net.minecraft.block.Block;
@@ -99,10 +93,6 @@ public class PacketClick extends AppEngPacket {
 
     @Override
     public void serverPacketData(final INetworkInfo manager, final AppEngPacket packet, final EntityPlayer player) {
-        final ItemStack is = player.inventory.getCurrentItem();
-        final IItems items = AEApi.instance().definitions().items();
-        final IComparableDefinition maybeMemoryCard = items.memoryCard();
-        final IComparableDefinition maybeColorApplicator = items.colorApplicator();
         final BlockPos pos = new BlockPos(this.x, this.y, this.z);
         if (this.leftClick) {
             final Block block = player.world.getBlockState(pos).getBlock();
@@ -110,19 +100,9 @@ public class PacketClick extends AppEngPacket {
                 ((BlockCableBus) block).onBlockClickPacket(player.world, pos, player, this.hand, new Vec3d(this.hitX, this.hitY, this.hitZ));
             }
         } else {
-            if (!is.isEmpty()) {
-                if (is.getItem() instanceof ToolNetworkTool) {
-                    final ToolNetworkTool tnt = (ToolNetworkTool) is.getItem();
-                    tnt.serverSideToolLogic(is, player, this.hand, player.world, pos, this.side, this.hitX, this.hitY,
-                            this.hitZ);
-                } else if (maybeMemoryCard.isSameAs(is)) {
-                    final IMemoryCard mem = (IMemoryCard) is.getItem();
-                    mem.notifyUser(player, MemoryCardMessages.SETTINGS_CLEARED);
-                    is.setTagCompound(null);
-                } else if (maybeColorApplicator.isSameAs(is)) {
-                    final ToolColorApplicator mem = (ToolColorApplicator) is.getItem();
-                    mem.cycleColors(is, mem.getColor(is), 1);
-                }
+            final ItemStack is = player.inventory.getCurrentItem();
+            if (!is.isEmpty() && is.getItem() instanceof ToolNetworkTool tnt) {
+                tnt.serverSideToolLogic(is, player, hand, player.world, pos, side, hitX, hitY, hitZ);
             }
         }
     }

src/main/java/appeng/core/sync/packets/PacketColorApplicatorSelectColor.java

@@ -0,0 +1,53 @@
+package appeng.core.sync.packets;
+
+import appeng.api.util.AEColor;
+import appeng.core.sync.AppEngPacket;
+import appeng.core.sync.network.INetworkInfo;
+import appeng.items.tools.powered.ToolColorApplicator;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+
+import javax.annotation.Nullable;
+
+public class PacketColorApplicatorSelectColor extends AppEngPacket {
+
+    @Nullable
+    private AEColor color = null;
+
+    @SuppressWarnings("unused")
+    public PacketColorApplicatorSelectColor(final ByteBuf stream) {
+        if (stream.readBoolean()) {
+            byte colorIdx = stream.readByte();
+            AEColor[] values = AEColor.values();
+            if (colorIdx >= 0 && colorIdx < values.length) {
+                this.color = values[colorIdx];
+            }
+        }
+    }
+
+    public PacketColorApplicatorSelectColor(@Nullable final AEColor color) {
+        final ByteBuf data = Unpooled.buffer();
+        data.writeInt(this.getPacketID());
+        if (color != null) {
+            data.writeBoolean(true);
+            data.writeByte(color.ordinal());
+        } else {
+            data.writeBoolean(false);
+        }
+        this.configureWrite(data);
+    }
+
+    @Override
+    public void serverPacketData(INetworkInfo manager, AppEngPacket packet, EntityPlayer player) {
+        switchColor(player.getHeldItemMainhand(), color);
+        switchColor(player.getHeldItemOffhand(), color);
+    }
+
+    private static void switchColor(ItemStack stack, AEColor color) {
+        if (!stack.isEmpty() && stack.getItem() instanceof ToolColorApplicator colorApp) {
+            colorApp.setActiveColor(stack, color);
+        }
+    }
+}

src/main/java/appeng/core/sync/packets/PacketCraftingToast.java

@@ -11,6 +11,8 @@ import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
 import net.minecraft.client.Minecraft;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
 
 import java.io.IOException;
 
@@ -39,11 +41,15 @@ public class PacketCraftingToast extends AppEngPacket {
 	@Override
 	public void clientPacketData(INetworkInfo network, AppEngPacket packet, EntityPlayer player) {
 		if (AEConfig.instance().isFeatureEnabled(AEFeature.CRAFTING_TOASTS)) {
-			Minecraft.getMinecraft()
-			         .getToastGui().add(new CraftingStatusToast(stack.asItemStackRepresentation(), cancelled));
+			doCraftingToast();
 		}
 	}
 
+	@SideOnly(Side.CLIENT)
+	private void doCraftingToast() {
+		Minecraft.getMinecraft().getToastGui().add(new CraftingStatusToast(stack.asItemStackRepresentation(), cancelled));
+	}
+
 	@Override
 	public void serverPacketData(INetworkInfo manager, AppEngPacket packet, EntityPlayer player) {}
 }

src/main/java/appeng/core/sync/packets/PacketPartPlacement.java

@@ -1,79 +0,0 @@
-/*
- * This file is part of Applied Energistics 2.
- * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
- *
- * Applied Energistics 2 is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Applied Energistics 2 is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
- */
-
-package appeng.core.sync.packets;
-
-
-import appeng.core.AppEng;
-import appeng.core.sync.AppEngPacket;
-import appeng.core.sync.network.INetworkInfo;
-import appeng.parts.PartPlacement;
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
-import net.minecraft.entity.player.EntityPlayer;
-import net.minecraft.entity.player.EntityPlayerMP;
-import net.minecraft.util.EnumFacing;
-import net.minecraft.util.EnumHand;
-import net.minecraft.util.math.BlockPos;
-
-
-public class PacketPartPlacement extends AppEngPacket {
-
-    private int x;
-    private int y;
-    private int z;
-    private int face;
-    private float eyeHeight;
-    private EnumHand hand;
-
-    // automatic.
-    public PacketPartPlacement(final ByteBuf stream) {
-        this.x = stream.readInt();
-        this.y = stream.readInt();
-        this.z = stream.readInt();
-        this.face = stream.readByte();
-        this.eyeHeight = stream.readFloat();
-        this.hand = EnumHand.values()[stream.readByte()];
-    }
-
-    // api
-    public PacketPartPlacement(final BlockPos pos, final EnumFacing face, final float eyeHeight, final EnumHand hand) {
-        final ByteBuf data = Unpooled.buffer();
-
-        data.writeInt(this.getPacketID());
-        data.writeInt(pos.getX());
-        data.writeInt(pos.getY());
-        data.writeInt(pos.getZ());
-        data.writeByte(face.ordinal());
-        data.writeFloat(eyeHeight);
-        data.writeByte(hand.ordinal());
-
-        this.configureWrite(data);
-    }
-
-    @Override
-    public void serverPacketData(final INetworkInfo manager, final AppEngPacket packet, final EntityPlayer player) {
-        final EntityPlayerMP sender = (EntityPlayerMP) player;
-        AppEng.proxy.updateRenderMode(sender);
-        PartPlacement.setEyeHeight(this.eyeHeight);
-        PartPlacement.place(sender.getHeldItem(this.hand), new BlockPos(this.x, this.y, this.z), EnumFacing.VALUES[this.face], sender, this.hand,
-                sender.world,
-                PartPlacement.PlaceType.INTERACT_FIRST_PASS, 0);
-        AppEng.proxy.updateRenderMode(null);
-    }
-}

src/main/java/appeng/core/transformer/AE2ELTransformer.java

@@ -24,13 +24,19 @@ import com.google.common.collect.Lists;
 import com.google.common.collect.Sets;
 import com.google.common.io.ByteStreams;
 import net.minecraft.launchwrapper.IClassTransformer;
+import net.minecraft.launchwrapper.Launch;
 import net.minecraftforge.fml.common.Loader;
 import org.objectweb.asm.ClassReader;
+import org.objectweb.asm.ClassVisitor;
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.Opcodes;
 import org.objectweb.asm.commons.ClassRemapper;
 import org.objectweb.asm.commons.Remapper;
-import org.objectweb.asm.tree.*;
+import org.objectweb.asm.tree.AbstractInsnNode;
+import org.objectweb.asm.tree.ClassNode;
+import org.objectweb.asm.tree.FieldNode;
+import org.objectweb.asm.tree.MethodInsnNode;
+import org.objectweb.asm.tree.MethodNode;
 
 import java.io.IOException;
 import java.io.InputStream;
@@ -43,23 +49,29 @@ public class AE2ELTransformer implements IClassTransformer {
 
     @Override
     public byte[] transform(String name, String transformedName, byte[] basicClass) {
-        if (Loader.instance().getIndexedModList().get("stackup") != null) {
-            return basicClass;
-        }
         transformedName = transformedName.replace('/', '.');
 
-        Consumer<ClassNode> consumer = (n) -> {
-        };
+        if ("net.minecraftforge.common.ForgeHooks".equals(transformedName)) {
+            ClassReader cr = new ClassReader(basicClass);
+            ClassWriter cw = new SafeClassWriter(ClassWriter.COMPUTE_MAXS | ClassWriter.COMPUTE_FRAMES);
+            ClassVisitor cv = new PickBlockPatch(cw);
+            cr.accept(cv, ClassReader.EXPAND_FRAMES);
+            return cw.toByteArray();
+        }
+
+        Consumer<ClassNode> consumer = (n) -> {};
         Consumer<ClassNode> emptyConsumer = consumer;
 
-        if ("net.minecraft.item.ItemStack".equals(transformedName)) {
-            consumer = consumer.andThen(ItemStackPatch::patchCountGetSet);
-        } else if ("net.minecraft.network.PacketBuffer".equals(transformedName)) {
-            consumer = consumer.andThen((node) -> {
-                spliceClasses(node, "appeng.core.transformer.PacketBufferPatch",
-                        "readItemStack", "func_150791_c",
-                        "writeItemStack", "func_150788_a");
-            });
+        if (Loader.instance().getIndexedModList().get("stackup") == null) {
+            if ("net.minecraft.item.ItemStack".equals(transformedName)) {
+                consumer = consumer.andThen(ItemStackPatch::patchCountGetSet);
+            } else if ("net.minecraft.network.PacketBuffer".equals(transformedName)) {
+                consumer = consumer.andThen((node) -> {
+                    spliceClasses(node, "appeng.core.transformer.PacketBufferPatch",
+                            "readItemStack", "func_150791_c",
+                            "writeItemStack", "func_150788_a");
+                });
+            }
         }
 
         if (consumer != emptyConsumer) {
@@ -181,4 +193,39 @@ public class AE2ELTransformer implements IClassTransformer {
 
     }
 
+    private static class SafeClassWriter extends ClassWriter {
+
+        public SafeClassWriter(int flags) {
+            super(flags);
+        }
+
+        @Override
+        protected String getCommonSuperClass(final String type1, final String type2) {
+            Class<?> c, d;
+            // clueless
+            ClassLoader classLoader = Launch.classLoader;
+            try {
+                c = Class.forName(type1.replace('/', '.'), false, classLoader);
+                d = Class.forName(type2.replace('/', '.'), false, classLoader);
+            } catch (Exception e) {
+                throw new RuntimeException(e.toString());
+            }
+            if (c.isAssignableFrom(d)) {
+                return type1;
+            }
+            if (d.isAssignableFrom(c)) {
+                return type2;
+            }
+            if (c.isInterface() || d.isInterface()) {
+                return "java/lang/Object";
+            } else {
+                do {
+                    c = c.getSuperclass();
+                } while (!c.isAssignableFrom(d));
+                return c.getName().replace('.', '/');
+            }
+        }
+
+    }
+
 }

src/main/java/appeng/core/transformer/PickBlockPatch.java

@@ -0,0 +1,76 @@
+package appeng.core.transformer;
+
+import appeng.api.AEApi;
+import appeng.api.definitions.IItemDefinition;
+import appeng.api.implementations.tiles.IColorableTile;
+import appeng.core.sync.network.NetworkHandler;
+import appeng.core.sync.packets.PacketColorApplicatorSelectColor;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.math.RayTraceResult;
+import net.minecraft.world.World;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.Label;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+
+public class PickBlockPatch extends ClassVisitor {
+
+    public PickBlockPatch(ClassVisitor cv) {
+        super(Opcodes.ASM5, cv);
+    }
+
+    @SuppressWarnings("unused")
+    public static boolean testColorApplicatorPickBlock(RayTraceResult result, EntityPlayer player, World world) {
+        if (player == null || player.world == null || result == null || result.typeOfHit != RayTraceResult.Type.BLOCK) {
+            return false;
+        }
+
+        IItemDefinition applicator = AEApi.instance().definitions().items().colorApplicator();
+        if (!applicator.isSameAs(player.getHeldItemMainhand()) && !applicator.isSameAs(player.getHeldItemOffhand())) {
+            return false;
+        }
+
+        TileEntity tile = player.world.getTileEntity(result.getBlockPos());
+        if (tile instanceof IColorableTile colorableTile) {
+            NetworkHandler.instance().sendToServer(new PacketColorApplicatorSelectColor(colorableTile.getColor()));
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) {
+        MethodVisitor mv = super.visitMethod(access, name, desc, signature, exceptions);
+        if ("onPickBlock".equals(name)) {
+            return new OnPickBlockVisitor(mv);
+        }
+        return mv;
+    }
+
+    private static class OnPickBlockVisitor extends MethodVisitor implements Opcodes {
+
+        public OnPickBlockVisitor(MethodVisitor mv) {
+            super(Opcodes.ASM5, mv);
+        }
+
+        @Override
+        public void visitCode() {
+            mv.visitVarInsn(ALOAD, 0);
+            mv.visitVarInsn(ALOAD, 1);
+            mv.visitVarInsn(ALOAD, 2);
+            mv.visitMethodInsn(
+                    INVOKESTATIC,
+                    "appeng/core/transformer/PickBlockPatch",
+                    "testColorApplicatorPickBlock",
+                    "(Lnet/minecraft/util/math/RayTraceResult;Lnet/minecraft/entity/player/EntityPlayer;Lnet/minecraft/world/World;)Z",
+                    false);
+            mv.visitInsn(DUP);
+            Label exitLabel = new Label();
+            mv.visitJumpInsn(IFEQ, exitLabel);
+
+            mv.visitInsn(IRETURN);
+            mv.visitLabel(exitLabel);
+        }
+    }
+}

src/main/java/appeng/facade/FacadeContainer.java

@@ -44,9 +44,14 @@ public class FacadeContainer implements IFacadeContainer {
         this.storage = cbs;
     }
 
+    @Override
+    public boolean canAddFacade(IFacadePart a) {
+        return this.getFacade(a.getSide()) == null;
+    }
+
     @Override
     public boolean addFacade(final IFacadePart a) {
-        if (this.getFacade(a.getSide()) == null) {
+        if (canAddFacade(a)) {
             this.storage.setFacade(a.getSide().ordinal(), a);
             return true;
         }

src/main/java/appeng/fluids/parts/PartFluidStorageBus.java

@@ -80,6 +80,7 @@ import net.minecraftforge.fluids.capability.IFluidHandler;
 
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
@@ -220,11 +221,13 @@ public class PartFluidStorageBus extends PartUpgradeable implements IGridTickabl
     @Override
     public void postChange(final IBaseMonitor<IAEFluidStack> monitor, final Iterable<IAEFluidStack> change, final IActionSource source) {
         if (this.getProxy().isActive()) {
+            var filteredChanges = this.filterChanges(change);
+
             AccessRestriction currentAccess = (AccessRestriction) ((ConfigManager) this.getConfigManager()).getSetting(Settings.ACCESS);
             if (readOncePass) {
                 readOncePass = false;
                 try {
-                    this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IFluidStorageChannel.class), change, this.source);
+                    this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IFluidStorageChannel.class), filteredChanges, this.source);
                 } catch (final GridAccessException e) {
                     // :(
                 }
@@ -234,7 +237,7 @@ public class PartFluidStorageBus extends PartUpgradeable implements IGridTickabl
                 return;
             }
             try {
-                this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IFluidStorageChannel.class), change, source);
+                this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IFluidStorageChannel.class), filteredChanges, source);
             } catch (final GridAccessException e) {
                 // :(
             }
@@ -426,6 +429,7 @@ public class PartFluidStorageBus extends PartUpgradeable implements IGridTickabl
                 this.handler.setBaseAccess((AccessRestriction) this.getConfigManager().getSetting(Settings.ACCESS));
                 this.handler.setWhitelist(this.getInstalledUpgrades(Upgrades.INVERTER) > 0 ? IncludeExclude.BLACKLIST : IncludeExclude.WHITELIST);
                 this.handler.setPriority(this.getPriority());
+                this.handler.setStorageFilter((StorageFilter) this.getConfigManager().getSetting(Settings.STORAGE_FILTER));
 
                 final IItemList<IAEFluidStack> priorityList = AEApi.instance().storage().getStorageChannel(IFluidStorageChannel.class).createList();
 
@@ -437,6 +441,10 @@ public class PartFluidStorageBus extends PartUpgradeable implements IGridTickabl
                     }
                 }
 
+                if (this.getInstalledUpgrades(Upgrades.STICKY) > 0) {
+                    this.handler.setSticky(true);
+                }
+
                 if (this.getInstalledUpgrades(Upgrades.FUZZY) > 0) {
                     this.handler.setPartitionList(new FuzzyPriorityList<IAEFluidStack>(priorityList, (FuzzyMode) this.getConfigManager().getSetting(Settings.FUZZY_MODE)));
                 } else {
@@ -533,4 +541,26 @@ public class PartFluidStorageBus extends PartUpgradeable implements IGridTickabl
     public GuiBridge getGuiBridge() {
         return GuiBridge.GUI_STORAGEBUS_FLUID;
     }
+
+    // TODO: 1/28/2024 Unify both methods.
+    /**
+     * Filters the changes to only include items that pass the storage filter.
+     * Optimally, this should be handled by the underlying monitor.
+     *
+     * @see appeng.parts.misc.PartStorageBus#filterChanges
+     */
+    protected Iterable<IAEFluidStack> filterChanges(Iterable<IAEFluidStack> change) {
+        var storageFilter = this.getConfigManager().getSetting(Settings.STORAGE_FILTER);
+        if (storageFilter == StorageFilter.EXTRACTABLE_ONLY) {
+            var filteredList = new ArrayList<IAEFluidStack>();
+            for (final IAEFluidStack stack : change) {
+                if (this.handler.passesBlackOrWhitelist(stack)) {
+                    filteredList.add(stack);
+                }
+            }
+
+            return filteredList;
+        }
+        return change;
+    }
 }

src/main/java/appeng/helpers/PlayerHelper.java

@@ -1,28 +0,0 @@
-package appeng.helpers;
-
-import appeng.util.Platform;
-import net.minecraft.client.Minecraft;
-import net.minecraft.entity.player.EntityPlayerMP;
-import net.minecraft.server.MinecraftServer;
-import net.minecraftforge.fml.server.FMLServerHandler;
-import org.jetbrains.annotations.Nullable;
-
-import java.util.UUID;
-
-public class PlayerHelper {
-	@Nullable
-	public static EntityPlayerMP getPlayerByUUID(UUID uuid) {
-		final MinecraftServer server;
-		if (Platform.isClientInstall()) {
-			server = Minecraft.getMinecraft().getIntegratedServer();
-		} else {
-			server = FMLServerHandler.instance().getServer();
-		}
-
-		if (server == null) {
-			return null;
-		}
-
-		return server.getPlayerList().getPlayerByUUID(uuid);
-	}
-}

src/main/java/appeng/hooks/RenderBlockOutlineHook.java

@@ -0,0 +1,208 @@
+package appeng.hooks;
+
+import appeng.api.AEApi;
+import appeng.api.parts.IFacadePart;
+import appeng.api.parts.IPart;
+import appeng.api.parts.IPartCollisionHelper;
+import appeng.api.parts.IPartHost;
+import appeng.api.parts.IPartItem;
+import appeng.api.parts.SelectedPart;
+import appeng.api.util.AEPartLocation;
+import appeng.core.AEConfig;
+import appeng.facade.FacadePart;
+import appeng.facade.IFacadeItem;
+import appeng.items.parts.ItemFacade;
+import appeng.parts.BusCollisionHelper;
+import appeng.parts.PartPlacement;
+import appeng.parts.PartPlacement.Placement;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.RenderGlobal;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.init.Blocks;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.EnumFacing;
+import net.minecraft.util.math.AxisAlignedBB;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.RayTraceResult;
+import net.minecraftforge.client.event.DrawBlockHighlightEvent;
+import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+import org.lwjgl.opengl.GL11;
+
+import javax.annotation.Nonnull;
+import java.util.ArrayList;
+import java.util.List;
+
+@SideOnly(Side.CLIENT)
+@Mod.EventBusSubscriber(Side.CLIENT)
+public class RenderBlockOutlineHook {
+
+    @SubscribeEvent
+    public static void onDrawHighlightEvent(DrawBlockHighlightEvent event) {
+        if (event.getTarget() == null) return;
+        // noinspection ConstantConditions
+        if (event.getTarget().getBlockPos() == null) return;
+        if (event.getTarget().typeOfHit != RayTraceResult.Type.BLOCK) return;
+
+        EntityPlayer player = event.getPlayer();
+        ItemStack stack = player.getHeldItemMainhand();
+        RayTraceResult hitResult = event.getTarget();
+
+        if (player.world.getBlockState(hitResult.getBlockPos()).getBlock() == Blocks.AIR) {
+            return;
+        }
+
+        if (replaceBlockOutline(player, stack, hitResult, event.getPartialTicks())) {
+            event.setCanceled(true);
+        }
+    }
+
+    private static boolean replaceBlockOutline(EntityPlayer player, ItemStack stack, RayTraceResult hitResult, float partialTicks) {
+        BlockPos pos = hitResult.getBlockPos();
+
+        // Render the placement preview
+        if (AEConfig.instance().showPlacementPreview()) {
+            renderPartPlacementPreview(player, hitResult, stack, partialTicks);
+        }
+
+        IPartHost host = AEApi.instance().partHelper().getPartHost(player.world, pos);
+        if (host != null) {
+
+            // Try to render facade placement preview here, since it's a
+            // convenient time to do it due to having the Part Host already.
+            if (AEConfig.instance().showPlacementPreview()) {
+                renderFacadePlacementPreview(host, player, hitResult, stack, partialTicks);
+            }
+
+            // Render the Part Host block outline, which is done differently from default behavior
+            SelectedPart selectedPart = host.selectPartGlobal(hitResult.hitVec);
+            if (selectedPart.facade != null) {
+                renderFacade(selectedPart.facade, host, pos, selectedPart.side.getFacing(), player, partialTicks, false, false);
+                return true;
+            }
+            if (selectedPart.part != null) {
+                renderPart(selectedPart.part, pos, selectedPart.side.getFacing(), player, partialTicks, false, false);
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /** Render a placement preview for a part item, if possible. */
+    private static void renderPartPlacementPreview(EntityPlayer player, RayTraceResult hitResult, ItemStack stack, float partialTicks) {
+        if (!(stack.getItem() instanceof IPartItem<?> partItem)) return;
+
+        Placement placement = PartPlacement.getPartPlacement(player, player.world, stack, hitResult.getBlockPos(), hitResult.sideHit);
+        if (placement == null) return;
+        if (!player.world.getWorldBorder().contains(placement.pos())) return;
+
+        IPart part = partItem.createPartFromItemStack(stack);
+        if (part == null) return;
+
+        // Render with two depth passes to render behind blocks
+        renderPart(part, placement.pos(), placement.side(), player, partialTicks, true, true);
+        renderPart(part, placement.pos(), placement.side(), player, partialTicks, true, false);
+    }
+
+    /** Render a placement preview for a facade item, if possible. */
+    private static void renderFacadePlacementPreview(@Nonnull IPartHost host, EntityPlayer player, RayTraceResult hitResult, ItemStack stack, float partialTicks) {
+        if (!(stack.getItem() instanceof IFacadeItem facadeItem)) return;
+
+        Placement placement = PartPlacement.getPartPlacement(player, player.world, stack, hitResult.getBlockPos(), hitResult.sideHit);
+        if (placement == null) return;
+
+        FacadePart part = facadeItem.createPartFromItemStack(stack, AEPartLocation.fromFacing(placement.side()));
+        if (part == null) return;
+        if (!ItemFacade.canPlaceFacade(host, part)) return;
+
+        // Render with two depth passes to render behind blocks
+        renderFacade(part, host, placement.pos(), placement.side(), player, partialTicks, true, true);
+        renderFacade(part, host, placement.pos(), placement.side(), player, partialTicks, true, false);
+    }
+
+    /** Render a part block outline. */
+    private static void renderPart(IPart part, BlockPos pos, EnumFacing side, EntityPlayer player, float partialTicks, boolean preview, boolean insideBlock) {
+        List<AxisAlignedBB> boxes = new ArrayList<>();
+        IPartCollisionHelper helper = new BusCollisionHelper(boxes, AEPartLocation.fromFacing(side), player, true);
+        part.getBoxes(helper);
+        offsetBoxes(boxes, pos, player, partialTicks);
+        renderBoxes(boxes, preview, insideBlock);
+    }
+
+    /** Render a facade block outline. */
+    private static void renderFacade(IFacadePart facade, IPartHost host, BlockPos pos, EnumFacing side, EntityPlayer player, float partialTicks, boolean preview, boolean insideBlock) {
+        List<AxisAlignedBB> boxes = new ArrayList<>();
+        IPartCollisionHelper helper = new BusCollisionHelper(boxes, AEPartLocation.fromFacing(side), player, true);
+        facade.getBoxes(helper, player);
+
+        // Render a cable anchor part box as well if there is no part
+        // attachment on this side, and if we are in a preview render pass.
+        if (host.getPart(side) == null && preview) {
+            addAnchorBox(helper);
+        }
+
+        offsetBoxes(boxes, pos, player, partialTicks);
+        renderBoxes(boxes, preview, insideBlock);
+    }
+
+    /**
+     * Render the provided list of AABB boxes as a block outline.
+     *
+     * @param preview     Whether this is a preview placement or a normal block outline. Determines coloration of the outline.
+     * @param insideBlock Whether to disable depth test and darken the outline. Will draw behind other blocks.
+     */
+    private static void renderBoxes(List<AxisAlignedBB> boxes, boolean preview, boolean insideBlock) {
+        GlStateManager.enableBlend();
+        GlStateManager.tryBlendFuncSeparate(
+                GlStateManager.SourceFactor.SRC_ALPHA,
+                GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA,
+                GlStateManager.SourceFactor.ONE,
+                GlStateManager.DestFactor.ZERO);
+        GlStateManager.glLineWidth(2.0F);
+        GlStateManager.disableTexture2D();
+        GlStateManager.depthMask(false);
+
+        if (insideBlock) {
+            GL11.glDisable(GL11.GL_DEPTH_TEST);
+        }
+
+        for (AxisAlignedBB box : boxes) {
+            RenderGlobal.drawSelectionBoundingBox(
+                    box,
+                    preview ? 1 : 0,
+                    preview ? 1 : 0,
+                    preview ? 1 : 0,
+                    insideBlock ? 0.2F : preview ? 0.6F : 0.4F);
+        }
+
+        if (insideBlock) {
+            GL11.glEnable(GL11.GL_DEPTH_TEST);
+        }
+
+        GlStateManager.depthMask(true);
+        GlStateManager.enableTexture2D();
+        GlStateManager.disableBlend();
+    }
+
+    /** Offset each box in the list to the appropriate render position. */
+    private static void offsetBoxes(List<AxisAlignedBB> boxes, BlockPos pos, EntityPlayer player, float partialTicks) {
+        double dX = player.lastTickPosX + (player.posX - player.lastTickPosX) * partialTicks;
+        double dY = player.lastTickPosY + (player.posY - player.lastTickPosY) * partialTicks;
+        double dZ = player.lastTickPosZ + (player.posZ - player.lastTickPosZ) * partialTicks;
+        boxes.replaceAll(box -> box.offset(pos.getX() - dX, pos.getY() - dY, pos.getZ() - dZ).grow(0.002D));
+    }
+
+    /** Adds a cable anchor box to the collision helper. This does NOT offset the box! */
+    private static void addAnchorBox(IPartCollisionHelper helper) {
+        ItemStack anchorStack = AEApi.instance().definitions().parts().cableAnchor().maybeStack(1).orElse(null);
+        if (anchorStack != null && anchorStack.getItem() instanceof IPartItem<?> anchorPartItem) {
+            IPart anchorPart = anchorPartItem.createPartFromItemStack(anchorStack);
+            if (anchorPart != null) {
+                anchorPart.getBoxes(helper);
+            }
+        }
+    }
+}

src/main/java/appeng/hooks/WrenchClickHook.java

@@ -0,0 +1,86 @@
+package appeng.hooks;
+
+import appeng.api.parts.IPartHost;
+import appeng.api.parts.PartItemStack;
+import appeng.api.parts.SelectedPart;
+import appeng.api.util.DimensionalCoord;
+import appeng.util.LookDirection;
+import appeng.util.Platform;
+import net.minecraft.block.Block;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.EnumHand;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.RayTraceResult;
+import net.minecraft.world.World;
+import net.minecraftforge.event.entity.player.PlayerInteractEvent;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Wrench action, handled in event rather than item to support implementors of our wrench api
+ */
+public class WrenchClickHook {
+
+    @SubscribeEvent
+    public void playerInteract(final PlayerInteractEvent event) {
+        // Only handle the main hand event
+        if (event.getHand() != EnumHand.MAIN_HAND) return;
+
+        if (event instanceof PlayerInteractEvent.RightClickBlock && !event.getEntityPlayer().world.isRemote) {
+            EntityPlayer player = event.getEntityPlayer();
+            EnumHand hand = event.getHand();
+            BlockPos pos = event.getPos();
+            World world = event.getWorld();
+            ItemStack held = event.getItemStack();
+
+            if (!Platform.hasPermissions(new DimensionalCoord(world, pos), player)) {
+                return;
+            }
+
+            if (player.isSneaking() && Platform.isWrench(player, held, pos)) {
+                Block block = world.getBlockState(pos).getBlock();
+                TileEntity tile = world.getTileEntity(pos);
+                if (!(tile instanceof IPartHost host)) {
+                    return;
+                }
+
+                final LookDirection dir = Platform.getPlayerRay(player, player.getEyeHeight());
+                final RayTraceResult mop = block.collisionRayTrace(world.getBlockState(pos), world, pos, dir.getA(), dir.getB());
+                if (mop != null) {
+                    final SelectedPart sp = host.selectPartGlobal(mop.hitVec);
+                    if (sp == null) {
+                        return;
+                    }
+
+                    final List<ItemStack> is = new ArrayList<>();
+
+                    if (sp.part != null) {
+                        is.add(sp.part.getItemStack(PartItemStack.WRENCH));
+                        sp.part.getDrops(is, true);
+                        host.removePart(sp.side, false);
+                    }
+
+                    if (sp.facade != null) {
+                        is.add(sp.facade.getItemStack());
+                        host.getFacadeContainer().removeFacade(host, sp.side);
+                        Platform.notifyBlocksOfNeighbors(world, pos);
+                    }
+
+                    if (host.isEmpty()) {
+                        host.cleanup();
+                    }
+
+                    if (!is.isEmpty()) {
+                        Platform.spawnDrops(world, pos, is);
+                    }
+                } else {
+                    player.swingArm(hand);
+                }
+            }
+        }
+    }
+}

src/main/java/appeng/items/materials/ItemMaterial.java

@@ -166,6 +166,8 @@ public final class ItemMaterial extends AEBaseItem implements IStorageComponent,
                 return Upgrades.MAGNET;
             case CARD_QUANTUM_LINK:
                 return Upgrades.QUANTUM_LINK;
+            case CARD_STICKY:
+                return Upgrades.STICKY;
             default:
                 return null;
         }

src/main/java/appeng/items/materials/MaterialType.java

@@ -120,7 +120,9 @@ public enum MaterialType {
 
     CARD_PATTERN_EXPANSION(58, "material_card_pattern_expansion", EnumSet.of(AEFeature.ADVANCED_CARDS)),
     CARD_QUANTUM_LINK(59, "material_card_quantum_link", EnumSet.of(AEFeature.ADVANCED_CARDS, AEFeature.QUANTUM_LINKING_CARD)),
-    CARD_MAGNET(60, "material_card_magnet", EnumSet.of(AEFeature.BASIC_CARDS));
+    CARD_MAGNET(60, "material_card_magnet", EnumSet.of(AEFeature.BASIC_CARDS)),
+    CARD_STICKY(61, "material_card_sticky", EnumSet.of(AEFeature.BASIC_CARDS)),
+    ;
 
 
     private final Set<AEFeature> features;

src/main/java/appeng/items/parts/ItemFacade.java

@@ -22,6 +22,8 @@ package appeng.items.parts;
 import appeng.api.AEApi;
 import appeng.api.exceptions.MissingDefinitionException;
 import appeng.api.parts.IAlphaPassItem;
+import appeng.api.parts.IFacadePart;
+import appeng.api.parts.IPartHost;
 import appeng.api.util.AEPartLocation;
 import appeng.core.AELog;
 import appeng.core.FacadeConfig;
@@ -40,7 +42,9 @@ import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.*;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
+import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.common.property.IExtendedBlockState;
+import net.minecraftforge.event.entity.player.PlayerDestroyItemEvent;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -59,7 +63,62 @@ public class ItemFacade extends AEBaseItem implements IFacadeItem, IAlphaPassIte
 
     @Override
     public EnumActionResult onItemUseFirst(final EntityPlayer player, final World world, final BlockPos pos, final EnumFacing side, final float hitX, final float hitY, final float hitZ, final EnumHand hand) {
-        return AEApi.instance().partHelper().placeBus(player.getHeldItem(hand), pos, side, player, hand, world);
+        ItemStack stack = player.getHeldItem(hand);
+        if (stack.getItem() != this) {
+            return EnumActionResult.PASS;
+        }
+
+        FacadePart facade = createPartFromItemStack(stack, AEPartLocation.fromFacing(side));
+        if (!placeFacade(facade, world, pos)) {
+            return EnumActionResult.FAIL;
+        }
+
+        if (!world.isRemote) {
+            if (!player.isCreative()) {
+                stack.grow(-1);
+                if (stack.isEmpty()) {
+                    player.setHeldItem(hand, ItemStack.EMPTY);
+                    MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(player, stack, hand));
+                }
+            }
+            return EnumActionResult.SUCCESS;
+        } else {
+            player.swingArm(hand);
+            return EnumActionResult.PASS;
+        }
+    }
+
+    private static boolean placeFacade(FacadePart facade, World world, BlockPos pos) {
+        IPartHost host = AEApi.instance().partHelper().getPartHost(world, pos);
+        if (host == null) {
+            return false;
+        }
+
+        if (!canPlaceFacade(host, facade)) {
+            return false;
+        }
+
+        if (!host.getFacadeContainer().addFacade(facade)) {
+            return false;
+        }
+
+        host.markForSave();
+        host.markForUpdate();
+        return true;
+    }
+
+    public static boolean canPlaceFacade(IPartHost host, FacadePart facade) {
+        if (host.getPart(AEPartLocation.INTERNAL) == null) {
+            return false;
+        }
+        return host.getFacadeContainer().canAddFacade(facade);
+    }
+
+    public static IFacadePart createFacade(ItemStack held, AEPartLocation side) {
+        if (held.getItem() instanceof IFacadeItem facadeItem) {
+            return facadeItem.createPartFromItemStack(held, side);
+        }
+        return null;
     }
 
     @Override

src/main/java/appeng/items/tools/powered/ToolColorApplicator.java

@@ -60,6 +60,7 @@ import net.minecraft.item.ItemSnowball;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.ActionResult;
 import net.minecraft.util.EnumActionResult;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
@@ -71,11 +72,13 @@ import net.minecraftforge.items.IItemHandler;
 import net.minecraftforge.oredict.OreDictionary;
 import org.apache.commons.lang3.text.WordUtils;
 
+import javax.annotation.Nullable;
 import java.util.*;
 
 
 public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCell<IAEItemStack>, IItemGroup, IBlockTool, IMouseWheelItem {
 
+    private static final double POWER_PER_USE = 100;
     private static final Map<Integer, AEColor> ORE_TO_COLOR = new HashMap<>();
 
     static {
@@ -97,17 +100,27 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
         return this.onItemUse(p.getHeldItem(hand), p, w, pos, hand, side, hitX, hitY, hitZ);
     }
 
+    @Override
+    public ActionResult<ItemStack> onItemRightClick(World w, EntityPlayer p, EnumHand hand) {
+        ItemStack stack = p.getHeldItem(hand);
+        if (p.isSneaking()) {
+            if (!w.isRemote) {
+                cycleColors(stack, getColor(stack), 1);
+            }
+            return ActionResult.newResult(EnumActionResult.SUCCESS, stack);
+        }
+        return ActionResult.newResult(EnumActionResult.PASS, stack);
+    }
+
     @Override
     public EnumActionResult onItemUse(ItemStack is, EntityPlayer p, World w, BlockPos pos, EnumHand hand, EnumFacing side, float hitX, float hitY, float hitZ) {
+        if (p.isSneaking()) return EnumActionResult.PASS;
+
         final Block blk = w.getBlockState(pos).getBlock();
 
         ItemStack paintBall = this.getColor(is);
 
-        final IMEInventory<IAEItemStack> inv = AEApi.instance()
-                .registries()
-                .cell()
-                .getCellInventory(is, null,
-                        AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class));
+        final IMEInventory<IAEItemStack> inv = getInventory(is);
         if (inv != null) {
             final IAEItemStack option = inv.extractItems(AEItemStack.fromItemStack(paintBall), Actionable.SIMULATE, new BaseActionSource());
 
@@ -122,15 +135,13 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
                 return EnumActionResult.FAIL;
             }
 
-            final double powerPerUse = 100;
             if (!paintBall.isEmpty() && paintBall.getItem() instanceof ItemSnowball) {
                 final TileEntity te = w.getTileEntity(pos);
                 // clean cables.
                 if (te instanceof IColorableTile) {
-                    if (this.getAECurrentPower(is) > powerPerUse && ((IColorableTile) te).getColor() != AEColor.TRANSPARENT) {
+                    if (this.getAECurrentPower(is) > POWER_PER_USE && ((IColorableTile) te).getColor() != AEColor.TRANSPARENT) {
                         if (((IColorableTile) te).recolourBlock(side, AEColor.TRANSPARENT, p)) {
-                            inv.extractItems(AEItemStack.fromItemStack(paintBall), Actionable.MODULATE, new BaseActionSource());
-                            this.extractAEPower(is, powerPerUse, Actionable.MODULATE);
+                            consumeItem(is, paintBall, false);
                             return EnumActionResult.SUCCESS;
                         }
                     }
@@ -139,30 +150,79 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
                 // clean paint balls..
                 final Block testBlk = w.getBlockState(pos.offset(side)).getBlock();
                 final TileEntity painted = w.getTileEntity(pos.offset(side));
-                if (this.getAECurrentPower(is) > powerPerUse && testBlk instanceof BlockPaint && painted instanceof TilePaint) {
-                    inv.extractItems(AEItemStack.fromItemStack(paintBall), Actionable.MODULATE, new BaseActionSource());
-                    this.extractAEPower(is, powerPerUse, Actionable.MODULATE);
+                if (this.getAECurrentPower(is) > POWER_PER_USE && testBlk instanceof BlockPaint && painted instanceof TilePaint) {
+                    consumeItem(is, paintBall, false);
                     ((TilePaint) painted).cleanSide(side.getOpposite());
                     return EnumActionResult.SUCCESS;
                 }
             } else if (!paintBall.isEmpty()) {
                 final AEColor color = this.getColorFromItem(paintBall);
 
-                if (color != null && this.getAECurrentPower(is) > powerPerUse) {
+                if (color != null && this.getAECurrentPower(is) > POWER_PER_USE) {
                     if (color != AEColor.TRANSPARENT && this.recolourBlock(blk, side, w, pos, side, color, p)) {
-                        inv.extractItems(AEItemStack.fromItemStack(paintBall), Actionable.MODULATE, new BaseActionSource());
-                        this.extractAEPower(is, powerPerUse, Actionable.MODULATE);
+                        consumeItem(is, paintBall, false);
                         return EnumActionResult.SUCCESS;
                     }
                 }
             }
         }
 
-        if (p.isSneaking()) {
-            this.cycleColors(is, paintBall, 1);
+        return EnumActionResult.FAIL;
+    }
+
+    public boolean consumeColor(ItemStack applicator, AEColor color, boolean simulate) {
+        final IMEInventory<IAEItemStack> inv = getInventory(applicator);
+        if (inv == null) return false;
+
+        ItemStack paintItem = null;
+        for (final IAEItemStack what : inv.getAvailableItems(getChannel().createList())) {
+            final ItemStack def = what.createItemStack();
+            def.setCount(1);
+            if (getColorFromItem(def) == color) {
+                paintItem = def;
+            }
         }
 
-        return EnumActionResult.FAIL;
+        if (paintItem != null) {
+            return consumeItem(applicator, paintItem, simulate);
+        }
+        return false;
+    }
+
+    public boolean consumeItem(ItemStack applicator, ItemStack paintItem, boolean simulate) {
+        final IMEInventory<IAEItemStack> inv = getInventory(applicator);
+        if (inv == null) return false;
+
+        final Actionable mode = simulate ? Actionable.SIMULATE : Actionable.MODULATE;
+        boolean success = inv.extractItems(AEItemStack.fromItemStack(paintItem), mode, new BaseActionSource()) != null
+                && this.extractAEPower(applicator, POWER_PER_USE, mode) >= POWER_PER_USE;
+
+        // Clear the color when we run out
+        if (success && !simulate && ItemStack.areItemStacksEqual(paintItem, getColor(applicator))) {
+            if (inv.extractItems(AEItemStack.fromItemStack(paintItem), Actionable.SIMULATE, new BaseActionSource()) == null) {
+                setColor(applicator, ItemStack.EMPTY);
+            }
+        }
+        return success;
+    }
+
+    public boolean setActiveColor(ItemStack applicator, @Nullable AEColor color) {
+        if (color == null) {
+            setColor(applicator, ItemStack.EMPTY);
+            return true;
+        }
+
+        final IMEInventory<IAEItemStack> inv = getInventory(applicator);
+        if (inv == null) return false;
+
+        for (IAEItemStack stack : inv.getAvailableItems(getChannel().createList())) {
+            ItemStack def = stack.getDefinition();
+            if (getColorFromItem(def) == color) {
+                setColor(applicator, def);
+                return true;
+            }
+        }
+        return false;
     }
 
     @Override
@@ -191,8 +251,7 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
             return AEColor.TRANSPARENT;
         }
 
-        if (paintBall.getItem() instanceof ItemPaintBall) {
-            final ItemPaintBall ipb = (ItemPaintBall) paintBall.getItem();
+        if (paintBall.getItem() instanceof ItemPaintBall ipb) {
             return ipb.getColor(paintBall);
         } else {
             final int[] id = OreDictionary.getOreIDs(paintBall);
@@ -207,6 +266,13 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
         return null;
     }
 
+    private IMEInventory<IAEItemStack> getInventory(ItemStack stack) {
+        return AEApi.instance()
+                .registries()
+                .cell()
+                .getCellInventory(stack, null, getChannel());
+    }
+
     public ItemStack getColor(final ItemStack is) {
         final NBTTagCompound c = is.getTagCompound();
         if (c != null && c.hasKey("color")) {
@@ -223,14 +289,9 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
     private ItemStack findNextColor(final ItemStack is, final ItemStack anchor, final int scrollOffset) {
         ItemStack newColor = ItemStack.EMPTY;
 
-        final IMEInventory<IAEItemStack> inv = AEApi.instance()
-                .registries()
-                .cell()
-                .getCellInventory(is, null,
-                        AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class));
+        final IMEInventory<IAEItemStack> inv = getInventory(is);
         if (inv != null) {
-            final IItemList<IAEItemStack> itemList = inv
-                    .getAvailableItems(AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class).createList());
+            final IItemList<IAEItemStack> itemList = inv.getAvailableItems(getChannel().createList());
             if (anchor.isEmpty()) {
                 final IAEItemStack firstItem = itemList.getFirstItem();
                 if (firstItem != null) {
@@ -243,11 +304,8 @@ public class ToolColorApplicator extends AEBasePoweredItem implements IStorageCe
                     list.add(i);
                 }
 
-                Collections.sort(list, (a, b) -> Integer.compare(a.getItemDamage(), b.getItemDamage()));
-
-                if (list.size() <= 0) {
-                    return ItemStack.EMPTY;
-                }
+                Collections.sort(list, Comparator.comparingInt(IAEItemStack::getItemDamage));
+                if (list.isEmpty()) return ItemStack.EMPTY;
 
                 IAEItemStack where = list.getFirst();
                 int cycles = 1 + list.size();

src/main/java/appeng/me/cache/CraftingGridCache.java

@@ -221,6 +221,9 @@ public class CraftingGridCache implements ICraftingGrid, ICraftingProviderHelper
         // new craftables!
         for (final ICraftingPatternDetails details : this.craftingMethods.keySet()) {
             for (IAEItemStack out : details.getOutputs()) {
+                if (out == null) {
+                    continue;
+                }
                 out = out.copy();
                 out.reset();
                 out.setCraftable(true);

src/main/java/appeng/me/cluster/implementations/CraftingCPUCluster.java

@@ -41,12 +41,12 @@ import appeng.api.util.WorldCoord;
 import appeng.container.ContainerNull;
 import appeng.core.AEConfig;
 import appeng.core.AELog;
+import appeng.core.AppEng;
 import appeng.core.features.AEFeature;
 import appeng.core.sync.network.NetworkHandler;
 import appeng.core.sync.packets.PacketCraftingToast;
 import appeng.crafting.*;
 import appeng.helpers.PatternHelper;
-import appeng.helpers.PlayerHelper;
 import appeng.me.cache.CraftingGridCache;
 import appeng.me.cluster.IAECluster;
 import appeng.me.helpers.MachineSource;
@@ -57,6 +57,7 @@ import appeng.util.Platform;
 import appeng.util.item.AEItemStack;
 import com.google.common.base.Preconditions;
 import com.google.common.collect.ImmutableList;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.inventory.InventoryCrafting;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
@@ -395,10 +396,10 @@ public final class CraftingCPUCluster implements IAECluster, ICraftingCPU {
         if (this.finalOutput == null) return;
         if (!AEConfig.instance().isFeatureEnabled(AEFeature.CRAFTING_TOASTS)) return;
 
-        var player = PlayerHelper.getPlayerByUUID(this.requestingPlayerUUID);
-        if (player != null) {
+        var player = AppEng.proxy.getPlayerByUUID(this.requestingPlayerUUID);
+        if (player instanceof EntityPlayerMP playerMP) {
             try {
-                NetworkHandler.instance().sendTo(new PacketCraftingToast(this.finalOutput, cancelled), player);
+                NetworkHandler.instance().sendTo(new PacketCraftingToast(this.finalOutput, cancelled), playerMP);
             } catch (IOException ignored) {}
         }
     }

src/main/java/appeng/me/helpers/MEMonitorHandler.java

@@ -160,4 +160,8 @@ public class MEMonitorHandler<T extends IAEStack<T>> implements IMEMonitor<T> {
         return this.getHandler().validForPass(i);
     }
 
+    @Override
+    public boolean isSticky() {
+        return this.internalHandler.isSticky();
+    }
 }

src/main/java/appeng/me/storage/AbstractCellInventory.java

@@ -51,8 +51,8 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
     private final NBTTagCompound tagCompound;
     protected final ISaveProvider container;
     private int maxItemTypes = MAX_ITEM_TYPES;
-    private short storedItems = 0;
-    private int storedItemCount = 0;
+    private short storedItemTypes = 0;
+    private long storedItemCount = 0;
     protected IItemList<T> cellItems;
     private final ItemStack i;
     protected final IStorageCell<T> cellType;
@@ -81,8 +81,8 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
 
         this.container = container;
         this.tagCompound = Platform.openNbtData(o);
-        this.storedItems = this.tagCompound.getShort(ITEM_TYPE_TAG);
-        this.storedItemCount = this.tagCompound.getInteger(ITEM_COUNT_TAG);
+        this.storedItemTypes = this.tagCompound.getShort(ITEM_TYPE_TAG);
+        this.storedItemCount = this.tagCompound.getLong(ITEM_COUNT_TAG);
         this.cellItems = null;
     }
 
@@ -101,7 +101,7 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
             return;
         }
 
-        int itemCount = 0;
+        long itemCount = 0;
 
         // add new pretty stuff...
         int x = 0;
@@ -111,25 +111,25 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
             final NBTTagCompound g = new NBTTagCompound();
             v.writeToNBT(g);
             this.tagCompound.setTag(ITEM_SLOT_KEYS[x], g);
-            this.tagCompound.setInteger(ITEM_SLOT_COUNT_KEYS[x], (int) v.getStackSize());
+            this.tagCompound.setLong(ITEM_SLOT_COUNT_KEYS[x], v.getStackSize());
 
             x++;
         }
 
-        final short oldStoredItems = this.storedItems;
+        final short oldStoredItems = this.storedItemTypes;
 
-        this.storedItems = (short) this.cellItems.size();
+        this.storedItemTypes = (short) this.cellItems.size();
         if (this.cellItems.isEmpty()) {
             this.tagCompound.removeTag(ITEM_TYPE_TAG);
         } else {
-            this.tagCompound.setShort(ITEM_TYPE_TAG, this.storedItems);
+            this.tagCompound.setShort(ITEM_TYPE_TAG, this.storedItemTypes);
         }
 
         this.storedItemCount = itemCount;
         if (itemCount == 0) {
             this.tagCompound.removeTag(ITEM_COUNT_TAG);
         } else {
-            this.tagCompound.setInteger(ITEM_COUNT_TAG, itemCount);
+            this.tagCompound.setLong(ITEM_COUNT_TAG, itemCount);
         }
 
         // clean any old crusty stuff...
@@ -143,7 +143,7 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
 
     protected void saveChanges() {
         // recalculate values
-        this.storedItems = (short) this.cellItems.size();
+        this.storedItemTypes = (short) this.cellItems.size();
         this.storedItemCount = 0;
         for (final T v : this.cellItems) {
             this.storedItemCount += v.getStackSize();
@@ -165,12 +165,12 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
 
         this.cellItems.resetStatus(); // clears totals and stuff.
 
-        final int types = (int) this.getStoredItemTypes();
+        final long types = this.getStoredItemTypes();
         boolean needsUpdate = false;
 
         for (int slot = 0; slot < types; slot++) {
             NBTTagCompound compoundTag = this.tagCompound.getCompoundTag(ITEM_SLOT_KEYS[slot]);
-            int stackSize = this.tagCompound.getInteger(ITEM_SLOT_COUNT_KEYS[slot]);
+            long stackSize = this.tagCompound.getLong(ITEM_SLOT_COUNT_KEYS[slot]);
             needsUpdate |= !this.loadCellItem(compoundTag, stackSize);
         }
 
@@ -186,7 +186,7 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
      * @param stackSize
      * @return true when successfully loaded
      */
-    protected abstract boolean loadCellItem(NBTTagCompound compoundTag, int stackSize);
+    protected abstract boolean loadCellItem(NBTTagCompound compoundTag, long stackSize);
 
     @Override
     public IItemList<T> getAvailableItems(final IItemList<T> out) {
@@ -256,14 +256,14 @@ public abstract class AbstractCellInventory<T extends IAEStack<T>> implements IC
 
     @Override
     public long getStoredItemTypes() {
-        return this.storedItems;
+        return this.storedItemTypes;
     }
 
     @Override
     public long getRemainingItemTypes() {
         final long basedOnStorage = this.getFreeBytes() / this.getBytesPerType();
         final long baseOnTotal = this.getTotalItemTypes() - this.getStoredItemTypes();
-        return basedOnStorage > baseOnTotal ? baseOnTotal : basedOnStorage;
+        return Math.min(basedOnStorage, baseOnTotal);
     }
 
     @Override

src/main/java/appeng/me/storage/BasicCellInventory.java

@@ -205,7 +205,7 @@ public class BasicCellInventory<T extends IAEStack<T>> extends AbstractCellInven
     }
 
     @Override
-    protected boolean loadCellItem(NBTTagCompound compoundTag, int stackSize) {
+    protected boolean loadCellItem(NBTTagCompound compoundTag, long stackSize) {
         // Now load the item stack
         final T t;
         try {

src/main/java/appeng/me/storage/BasicCellInventoryHandler.java

@@ -56,6 +56,7 @@ public class BasicCellInventoryHandler<T extends IAEStack<T>> extends MEInventor
 
             boolean hasInverter = false;
             boolean hasFuzzy = false;
+            boolean hasSticky = false;
 
             for (int x = 0; x < upgrades.getSlots(); x++) {
                 final ItemStack is = upgrades.getStackInSlot(x);
@@ -69,6 +70,9 @@ public class BasicCellInventoryHandler<T extends IAEStack<T>> extends MEInventor
                             case INVERTER:
                                 hasInverter = true;
                                 break;
+                            case STICKY:
+                                hasSticky = true;
+                                break;
                             default:
                         }
                     }
@@ -87,6 +91,10 @@ public class BasicCellInventoryHandler<T extends IAEStack<T>> extends MEInventor
 
             this.setWhitelist(hasInverter ? IncludeExclude.BLACKLIST : IncludeExclude.WHITELIST);
 
+            if (hasSticky) {
+                setSticky(true);
+            }
+
             if (!priorityList.isEmpty()) {
                 if (hasFuzzy) {
                     this.setPartitionList(new FuzzyPriorityList<>(priorityList, fzMode));

src/main/java/appeng/me/storage/DriveWatcher.java

@@ -40,7 +40,6 @@ public class DriveWatcher<T extends IAEStack<T>> extends MEInventoryHandler<T> {
     private final ICellHandler handler;
     private final TileDrive drive;
     private final IActionSource source;
-
     public DriveWatcher(final ICellInventoryHandler<T> i, final ItemStack is, final ICellHandler han, final TileDrive drive) {
         super(i, i.getChannel());
         this.is = is;
@@ -100,4 +99,13 @@ public class DriveWatcher<T extends IAEStack<T>> extends MEInventoryHandler<T> {
 
         return extractable;
     }
+
+    @Override
+    public boolean isSticky() {
+        if (this.getInternal() instanceof ICellInventoryHandler<?> cellInventoryHandler) {
+            return cellInventoryHandler.isSticky();
+        }
+
+        return super.isSticky();
+    }
 }

src/main/java/appeng/me/storage/MEInventoryHandler.java

@@ -22,6 +22,7 @@ package appeng.me.storage;
 import appeng.api.config.AccessRestriction;
 import appeng.api.config.Actionable;
 import appeng.api.config.IncludeExclude;
+import appeng.api.config.StorageFilter;
 import appeng.api.networking.security.IActionSource;
 import appeng.api.storage.IMEInventory;
 import appeng.api.storage.IMEInventoryHandler;
@@ -38,11 +39,14 @@ public class MEInventoryHandler<T extends IAEStack<T>> implements IMEInventoryHa
     private int myPriority;
     private IncludeExclude myWhitelist;
     private AccessRestriction myAccess;
+    private StorageFilter storageFilter;
     private IPartitionList<T> myPartitionList;
 
     private AccessRestriction cachedAccessRestriction;
     private boolean hasReadAccess;
     private boolean hasWriteAccess;
+    private boolean isSticky;
+    private boolean gettingAvailableContent;
 
     public MEInventoryHandler(final IMEInventory<T> i, final IStorageChannel<T> channel) {
         if (i instanceof IMEInventoryHandler) {
@@ -76,7 +80,7 @@ public class MEInventoryHandler<T extends IAEStack<T>> implements IMEInventoryHa
         this.hasWriteAccess = this.cachedAccessRestriction.hasPermission(AccessRestriction.WRITE);
     }
 
-    IPartitionList<T> getPartitionList() {
+    public IPartitionList<T> getPartitionList() {
         return this.myPartitionList;
     }
 
@@ -95,7 +99,7 @@ public class MEInventoryHandler<T extends IAEStack<T>> implements IMEInventoryHa
 
     @Override
     public T extractItems(final T request, final Actionable type, final IActionSource src) {
-        if (!this.hasReadAccess) {
+        if (!this.canExtract(request)) {
             return null;
         }
 
@@ -104,11 +108,27 @@ public class MEInventoryHandler<T extends IAEStack<T>> implements IMEInventoryHa
 
     @Override
     public IItemList<T> getAvailableItems(final IItemList<T> out) {
-        if (!this.hasReadAccess) {
+        if (this.gettingAvailableContent || !this.hasReadAccess) {
             return out;
         }
 
-        return this.internal.getAvailableItems(out);
+        this.gettingAvailableContent = true;
+        try {
+            if (this.storageFilter == StorageFilter.EXTRACTABLE_ONLY) {
+                var stackList = this.internal.getAvailableItems(this.getChannel().createList());
+                for (final T t : stackList) {
+                    if (this.shouldItemBeAvailable(t)) {
+                        out.add(t);
+                    }
+                }
+            } else {
+                return this.internal.getAvailableItems(out);
+            }
+        } finally {
+            this.gettingAvailableContent = false;
+        }
+
+        return out;
     }
 
     @Override
@@ -135,13 +155,11 @@ public class MEInventoryHandler<T extends IAEStack<T>> implements IMEInventoryHa
             return false;
         }
 
-        if (this.myWhitelist == IncludeExclude.BLACKLIST && this.myPartitionList.isListed(input)) {
+        if (!this.passesBlackOrWhitelist(input)) {
             return false;
         }
-        if (this.myPartitionList.isEmpty() || this.myWhitelist == IncludeExclude.BLACKLIST) {
-            return this.internal.canAccept(input);
-        }
-        return this.myPartitionList.isListed(input) && this.internal.canAccept(input);
+
+        return this.internal.canAccept(input);
     }
 
     @Override
@@ -166,4 +184,40 @@ public class MEInventoryHandler<T extends IAEStack<T>> implements IMEInventoryHa
     public IMEInventory<T> getInternal() {
         return this.internal;
     }
+
+    @Override
+    public boolean isSticky() {
+        return isSticky;
+    }
+
+    public void setSticky(boolean isSticky) {
+        this.isSticky = isSticky;
+    }
+
+    protected boolean canExtract(T request) {
+        return this.hasReadAccess;
+    }
+
+    private boolean shouldItemBeAvailable(T t) {
+        return this.hasReadAccess && this.passesBlackOrWhitelist(t);
+    }
+
+    public boolean passesBlackOrWhitelist(T input) {
+        if (this.myPartitionList.isEmpty()) {
+            return true;
+        }
+
+        return switch (this.myWhitelist) {
+            case WHITELIST -> this.myPartitionList.isListed(input);
+            case BLACKLIST -> !this.myPartitionList.isListed(input);
+        };
+    }
+
+    public StorageFilter getStorageFilter() {
+        return storageFilter;
+    }
+
+    public void setStorageFilter(StorageFilter storageFilter) {
+        this.storageFilter = storageFilter;
+    }
 }

src/main/java/appeng/me/storage/NetworkInventoryHandler.java

@@ -31,6 +31,7 @@ import appeng.api.storage.IStorageChannel;
 import appeng.api.storage.data.IAEStack;
 import appeng.api.storage.data.IItemList;
 import appeng.me.cache.SecurityCache;
+import net.minecraft.network.Packet;
 
 import java.util.*;
 
@@ -45,19 +46,24 @@ public class NetworkInventoryHandler<T extends IAEStack<T>> implements IMEInvent
     private final IStorageChannel<T> myChannel;
     private final SecurityCache security;
     private final NavigableMap<Integer, List<IMEInventoryHandler<T>>> priorityInventory;
+    private final NavigableMap<Integer, List<IMEInventoryHandler<T>>> stickyPriorityInventory;
     private int myPass = 0;
 
     public NetworkInventoryHandler(final IStorageChannel<T> chan, final SecurityCache security) {
         this.myChannel = chan;
         this.security = security;
         this.priorityInventory = new TreeMap<>(PRIORITY_SORTER);
+        this.stickyPriorityInventory = new TreeMap<>(PRIORITY_SORTER);
     }
 
     public void addNewStorage(final IMEInventoryHandler<T> h) {
         final int priority = h.getPriority();
-        List<IMEInventoryHandler<T>> list = this.priorityInventory.get(priority);
-        if (list == null) {
-            this.priorityInventory.put(priority, list = new ArrayList<>());
+
+        final List<IMEInventoryHandler<T>> list;
+        if (h.isSticky()) {
+            list = this.stickyPriorityInventory.computeIfAbsent(priority, $ -> new ArrayList<>());
+        } else {
+            list = this.priorityInventory.computeIfAbsent(priority, $ -> new ArrayList<>());
         }
 
         list.add(h);
@@ -74,6 +80,25 @@ public class NetworkInventoryHandler<T extends IAEStack<T>> implements IMEInvent
             return input;
         }
 
+        boolean stickyInventoryFound = false;
+        // For this pass we do return input if the item is able to go into a sticky inventory. We NEVER want to try and
+        // insert the item into a non-sticky inventory if it could already go into a sticky inventory.
+        for (final List<IMEInventoryHandler<T>> stickyInvList : this.stickyPriorityInventory.values()) {
+            Iterator<IMEInventoryHandler<T>> ii = stickyInvList.iterator();
+            while (ii.hasNext() && input != null) {
+                final IMEInventoryHandler<T> inv = ii.next();
+                if (inv.validForPass(1) && inv.canAccept(input) && (inv.isPrioritized(input) || inv.extractItems(input, Actionable.SIMULATE, src) != null)) {
+                    input = inv.injectItems(input, type, src);
+                    stickyInventoryFound = true;
+                }
+            }
+        }
+
+        if (stickyInventoryFound) {
+            this.surface(this, type);
+            return input;
+        }
+
         for (final List<IMEInventoryHandler<T>> invList : this.priorityInventory.values()) {
             Iterator<IMEInventoryHandler<T>> ii = invList.iterator();
             while (ii.hasNext() && input != null) {
@@ -186,6 +211,16 @@ public class NetworkInventoryHandler<T extends IAEStack<T>> implements IMEInvent
             }
         }
 
+        for (List<IMEInventoryHandler<T>> invList : this.stickyPriorityInventory.descendingMap().values()) {
+            final Iterator<IMEInventoryHandler<T>> jj = invList.iterator();
+            while (jj.hasNext() && output.getStackSize() < req) {
+                final IMEInventoryHandler<T> inv = jj.next();
+
+                request.setStackSize(req - output.getStackSize());
+                output.add(inv.extractItems(request, mode, src));
+            }
+        }
+
         this.surface(this, mode);
 
         if (output.getStackSize() <= 0) {
@@ -201,15 +236,21 @@ public class NetworkInventoryHandler<T extends IAEStack<T>> implements IMEInvent
             return out;
         }
 
-        // for (Entry<Integer, IMEInventoryHandler<T>> h : priorityInventory.entries())
-        for (final List<IMEInventoryHandler<T>> i : this.priorityInventory.values()) {
+        out = iterateInventories(out, priorityInventory);
+        out = iterateInventories(out, stickyPriorityInventory);
+
+        this.surface(this, Actionable.SIMULATE);
+
+        return out;
+    }
+
+    private IItemList<T> iterateInventories(IItemList<T> out, final NavigableMap<Integer, List<IMEInventoryHandler<T>>> map) {
+        for (final List<IMEInventoryHandler<T>> i : map.values()) {
             for (final IMEInventoryHandler<T> j : i) {
                 out = j.getAvailableItems(out);
             }
         }
 
-        this.surface(this, Actionable.SIMULATE);
-
         return out;
     }
 

src/main/java/appeng/parts/CableBusContainer.java

@@ -37,6 +37,7 @@ import appeng.core.AELog;
 import appeng.core.AEConfig;
 import appeng.facade.FacadeContainer;
 import appeng.helpers.AEMultiTile;
+import appeng.items.parts.ItemFacade;
 import appeng.me.GridConnection;
 import appeng.parts.networking.PartCable;
 import appeng.util.Platform;
@@ -65,7 +66,6 @@ import java.util.*;
 public class CableBusContainer extends CableBusStorage implements AEMultiTile, ICableBusContainer {
 
     private static final ThreadLocal<Boolean> IS_LOADING = new ThreadLocal<>();
-    private final EnumSet<LayerFlags> myLayerFlags = EnumSet.noneOf(LayerFlags.class);
     private YesNo hasRedstone = YesNo.UNDECIDED;
     private IPartHost tcb;
     // TODO 1.10.2-R - does somebody seriously want to make parts TESR??? Hope not.
@@ -111,7 +111,7 @@ public class CableBusContainer extends CableBusStorage implements AEMultiTile, I
 
     @Override
     public boolean canAddPart(ItemStack is, final AEPartLocation side) {
-        if (PartPlacement.isFacade(is, side) != null) {
+        if (ItemFacade.createFacade(is, side) != null) {
             return true;
         }
 
@@ -424,11 +424,6 @@ public class CableBusContainer extends CableBusStorage implements AEMultiTile, I
         return true;
     }
 
-    @Override
-    public Set<LayerFlags> getLayerFlags() {
-        return this.myLayerFlags;
-    }
-
     @Override
     public void cleanup() {
         this.tcb.cleanup();

src/main/java/appeng/parts/PartPlacement.java

@@ -18,377 +18,113 @@
 
 package appeng.parts;
 
-
 import appeng.api.AEApi;
-import appeng.api.definitions.IBlockDefinition;
-import appeng.api.definitions.IItems;
 import appeng.api.parts.*;
 import appeng.api.util.AEPartLocation;
-import appeng.api.util.DimensionalCoord;
-import appeng.core.AppEng;
-import appeng.core.sync.network.NetworkHandler;
-import appeng.core.sync.packets.PacketClick;
-import appeng.core.sync.packets.PacketPartPlacement;
-import appeng.facade.IFacadeItem;
-import appeng.util.LookDirection;
-import appeng.util.Platform;
-import net.minecraft.block.Block;
+import com.github.bsideup.jabel.Desugar;
 import net.minecraft.block.SoundType;
 import net.minecraft.block.state.IBlockState;
-import net.minecraft.client.Minecraft;
 import net.minecraft.entity.player.EntityPlayer;
-import net.minecraft.item.ItemBlock;
 import net.minecraft.item.ItemStack;
-import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.EnumActionResult;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
 import net.minecraft.util.SoundCategory;
 import net.minecraft.util.math.BlockPos;
-import net.minecraft.util.math.RayTraceResult;
-import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.World;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.event.entity.player.PlayerDestroyItemEvent;
-import net.minecraftforge.event.entity.player.PlayerInteractEvent;
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
-import net.minecraftforge.fml.common.gameevent.TickEvent;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Optional;
 
+import javax.annotation.Nullable;
 
 public class PartPlacement {
 
-    private static float eyeHeight = 0.0f;
-    private final ThreadLocal<Object> placing = new ThreadLocal<>();
-    private boolean wasCanceled = false;
+    public static EnumActionResult place(final ItemStack held, final BlockPos pos, EnumFacing side, final EntityPlayer player, final EnumHand hand, final World world) {
+        if (!(held.getItem() instanceof IPartItem<?>)) {
+            return EnumActionResult.PASS;
+        }
 
-    public static EnumActionResult place(final ItemStack held, final BlockPos pos, EnumFacing side, final EntityPlayer player, final EnumHand hand, final World world, PlaceType pass, final int depth) {
-        if (depth > 3) {
+        // determine where the part would be placed
+        Placement placement = getPartPlacement(player, world, held, pos, side);
+        if (placement == null) {
             return EnumActionResult.FAIL;
         }
 
-        if (!held.isEmpty() && Platform.isWrench(player, held, pos) && player.isSneaking()) {
-            if (!Platform.hasPermissions(new DimensionalCoord(world, pos), player)) {
-                return EnumActionResult.FAIL;
-            }
-
-            final Block block = world.getBlockState(pos).getBlock();
-            final TileEntity tile = world.getTileEntity(pos);
-            IPartHost host = null;
-
-            if (tile instanceof IPartHost) {
-                host = (IPartHost) tile;
-            }
-
-            if (host != null) {
-                if (!world.isRemote) {
-                    final LookDirection dir = Platform.getPlayerRay(player, getEyeOffset(player));
-                    final RayTraceResult mop = block.collisionRayTrace(world.getBlockState(pos), world, pos, dir.getA(), dir.getB());
-
-                    if (mop != null) {
-                        final List<ItemStack> is = new ArrayList<>();
-                        final SelectedPart sp = selectPart(player, host,
-                                mop.hitVec.add(-mop.getBlockPos().getX(), -mop.getBlockPos().getY(), -mop.getBlockPos().getZ()));
-
-                        if (sp.part != null) {
-                            is.add(sp.part.getItemStack(PartItemStack.WRENCH));
-                            sp.part.getDrops(is, true);
-                            host.removePart(sp.side, false);
-                        }
-
-                        if (sp.facade != null) {
-                            is.add(sp.facade.getItemStack());
-                            host.getFacadeContainer().removeFacade(host, sp.side);
-                            Platform.notifyBlocksOfNeighbors(world, pos);
-                        }
-
-                        if (host.isEmpty()) {
-                            host.cleanup();
-                        }
-
-                        if (!is.isEmpty()) {
-                            Platform.spawnDrops(world, pos, is);
-                        }
-                    }
-                } else {
-                    player.swingArm(hand);
-                    NetworkHandler.instance().sendToServer(new PacketPartPlacement(pos, side, getEyeOffset(player), hand));
-                }
-                return EnumActionResult.SUCCESS;
-            }
-
-            return EnumActionResult.PASS;
-        }
-
-        TileEntity tile = world.getTileEntity(pos);
-        IPartHost host = null;
-
-        if (tile instanceof IPartHost) {
-            host = (IPartHost) tile;
-        }
-
-        if (!held.isEmpty()) {
-            final IFacadePart fp = isFacade(held, AEPartLocation.fromFacing(side));
-            if (fp != null) {
-                if (host != null) {
-                    if (!world.isRemote) {
-                        if (host.getPart(AEPartLocation.INTERNAL) == null) {
-                            return EnumActionResult.FAIL;
-                        }
-
-                        if (host.canAddPart(held, AEPartLocation.fromFacing(side))) {
-                            if (host.getFacadeContainer().addFacade(fp)) {
-                                host.markForSave();
-                                host.markForUpdate();
-                                if (!player.capabilities.isCreativeMode) {
-                                    held.grow(-1);
-                                    if (held.getCount() == 0) {
-                                        player.setHeldItem(hand, ItemStack.EMPTY);
-                                        MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(player, held, hand));
-                                    }
-                                }
-                                return EnumActionResult.SUCCESS;
-                            }
-                        }
-                    } else {
-                        player.swingArm(hand);
-                        NetworkHandler.instance().sendToServer(new PacketPartPlacement(pos, side, getEyeOffset(player), hand));
-                        return EnumActionResult.SUCCESS;
-                    }
-                }
-                return EnumActionResult.FAIL;
-            }
-        }
-
-        if (held.isEmpty()) {
-            final Block block = world.getBlockState(pos).getBlock();
-            if (host != null && player.isSneaking() && block != null) {
-                final LookDirection dir = Platform.getPlayerRay(player, getEyeOffset(player));
-                final RayTraceResult mop = block.collisionRayTrace(world.getBlockState(pos), world, pos, dir.getA(), dir.getB());
-
-                if (mop != null) {
-                    mop.hitVec = mop.hitVec.add(-mop.getBlockPos().getX(), -mop.getBlockPos().getY(), -mop.getBlockPos().getZ());
-                    final SelectedPart sPart = selectPart(player, host, mop.hitVec);
-                    if (sPart != null && sPart.part != null) {
-                        if (sPart.part.onShiftActivate(player, hand, mop.hitVec)) {
-                            if (world.isRemote) {
-                                NetworkHandler.instance().sendToServer(new PacketPartPlacement(pos, side, getEyeOffset(player), hand));
-                            }
-                            return EnumActionResult.SUCCESS;
-                        }
-                    }
-                }
-            }
-        }
-
-        if (held.isEmpty() || !(held.getItem() instanceof IPartItem)) {
-            return EnumActionResult.PASS;
-        }
-
-        BlockPos te_pos = pos;
-
-        final IBlockDefinition multiPart = AEApi.instance().definitions().blocks().multiPart();
-        if (host == null && pass == PlaceType.PLACE_ITEM) {
-            EnumFacing offset = null;
-
-            final Block blkID = world.getBlockState(pos).getBlock();
-            if (blkID != null && !blkID.isReplaceable(world, pos)) {
-                offset = side;
-                if (Platform.isServer()) {
-                    side = side.getOpposite();
-                }
-            }
-
-            te_pos = offset == null ? pos : pos.offset(offset);
-
-            tile = world.getTileEntity(te_pos);
-            if (tile instanceof IPartHost) {
-                host = (IPartHost) tile;
-            }
-
-            final Optional<ItemStack> maybeMultiPartStack = multiPart.maybeStack(1);
-            final Optional<Block> maybeMultiPartBlock = multiPart.maybeBlock();
-            final Optional<ItemBlock> maybeMultiPartItemBlock = multiPart.maybeItemBlock();
-
-            final boolean hostIsNotPresent = host == null;
-            final boolean multiPartPresent = maybeMultiPartBlock.isPresent() && maybeMultiPartStack.isPresent() && maybeMultiPartItemBlock.isPresent();
-            final boolean canMultiPartBePlaced = maybeMultiPartBlock.get().canPlaceBlockAt(world, te_pos);
-
-            if (hostIsNotPresent && multiPartPresent && canMultiPartBePlaced && maybeMultiPartItemBlock.get()
-                    .placeBlockAt(maybeMultiPartStack.get(), player,
-                            world, te_pos, side, 0.5f, 0.5f, 0.5f, maybeMultiPartBlock.get().getDefaultState())) {
-                if (!world.isRemote) {
-                    tile = world.getTileEntity(te_pos);
-
-                    if (tile instanceof IPartHost) {
-                        host = (IPartHost) tile;
-                    }
-
-                    pass = PlaceType.INTERACT_SECOND_PASS;
-                } else {
-                    player.swingArm(hand);
-                    NetworkHandler.instance().sendToServer(new PacketPartPlacement(pos, side, getEyeOffset(player), hand));
-                    return EnumActionResult.SUCCESS;
-                }
-            } else if (host != null && !host.canAddPart(held, AEPartLocation.fromFacing(side))) {
-                return EnumActionResult.FAIL;
-            }
-        }
-
-        if (host == null) {
-            return EnumActionResult.PASS;
-        }
-
-        if (!host.canAddPart(held, AEPartLocation.fromFacing(side))) {
-            if (pass == PlaceType.INTERACT_FIRST_PASS || pass == PlaceType.PLACE_ITEM) {
-                te_pos = pos.offset(side);
-
-                final Block blkID = world.getBlockState(te_pos).getBlock();
-
-                if (blkID == null || blkID.isReplaceable(world, te_pos) || host != null) {
-                    return place(held, te_pos, side.getOpposite(), player, hand, world,
-                            pass == PlaceType.INTERACT_FIRST_PASS ? PlaceType.INTERACT_SECOND_PASS : PlaceType.PLACE_ITEM, depth + 1);
-                }
-            }
-            return EnumActionResult.PASS;
+        // then try to place it
+        IPart part = placePart(player, world, held, placement.pos(), placement.side(), hand);
+        if (part == null) {
+            return EnumActionResult.FAIL;
         }
 
+        // handle placement logic with the stack
         if (!world.isRemote) {
-            final IBlockState state = world.getBlockState(pos);
-            final LookDirection dir = Platform.getPlayerRay(player, getEyeOffset(player));
-            final RayTraceResult mop = state.getBlock().collisionRayTrace(state, world, pos, dir.getA(), dir.getB());
-
-            if (mop != null) {
-                final SelectedPart sp = selectPart(player, host,
-                        mop.hitVec.add(-mop.getBlockPos().getX(), -mop.getBlockPos().getY(), -mop.getBlockPos().getZ()));
-
-                if (sp.part != null) {
-                    if (!player.isSneaking() && sp.part.onActivate(player, hand, mop.hitVec)) {
-                        return EnumActionResult.FAIL;
-                    }
-                }
-            }
-
-            final DimensionalCoord dc = host.getLocation();
-            if (!Platform.hasPermissions(dc, player)) {
-                return EnumActionResult.FAIL;
-            }
-
-            final AEPartLocation mySide = host.addPart(held, AEPartLocation.fromFacing(side), player, hand);
-            if (mySide != null) {
-                multiPart.maybeBlock().ifPresent(multiPartBlock ->
-                {
-                    final SoundType ss = multiPartBlock.getSoundType(state, world, pos, player);
-
-                    world.playSound(null, pos, ss.getPlaceSound(), SoundCategory.BLOCKS, (ss.getVolume() + 1.0F) / 2.0F, ss.getPitch() * 0.8F);
-                });
-
-                if (!player.capabilities.isCreativeMode) {
-                    held.grow(-1);
-                    if (held.getCount() == 0) {
-                        player.setHeldItem(hand, ItemStack.EMPTY);
-                        MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(player, held, hand));
-                    }
+            if (player != null && !player.isCreative()) {
+                held.shrink(1);
+                if (held.getCount() == 0) {
+                    player.setHeldItem(hand, ItemStack.EMPTY);
+                    MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(player, held, hand));
                 }
             }
+            return EnumActionResult.SUCCESS;
         } else {
             player.swingArm(hand);
+            return EnumActionResult.PASS;
         }
-        return EnumActionResult.SUCCESS;
     }
 
-    private static float getEyeOffset(final EntityPlayer p) {
-        if (p.world.isRemote) {
-            return Platform.getEyeOffset(p);
+    public static IPart placePart(@Nullable EntityPlayer player, World world, ItemStack partItem, BlockPos pos, EnumFacing side, EnumHand hand) {
+        IPartHost host = AEApi.instance().partHelper().getOrPlacePartHost(world, pos, false, player);
+        if (host == null) {
+            return null;
         }
 
-        return getEyeHeight();
-    }
-
-    private static SelectedPart selectPart(final EntityPlayer player, final IPartHost host, final Vec3d pos) {
-        AppEng.proxy.updateRenderMode(player);
-        final SelectedPart sp = host.selectPart(pos);
-        AppEng.proxy.updateRenderMode(null);
-
-        return sp;
-    }
-
-    public static IFacadePart isFacade(final ItemStack held, final AEPartLocation side) {
-        if (held.getItem() instanceof IFacadeItem) {
-            return ((IFacadeItem) held.getItem()).createPartFromItemStack(held, side);
+        AEPartLocation location = host.addPart(partItem, AEPartLocation.fromFacing(side), player, hand);
+        IPart part = host.getPart(location);
+        if (part == null) {
+            if (host.isEmpty()) {
+                host.cleanup();
+            }
+            return null;
         }
 
+        IBlockState multiPartState = AEApi.instance().definitions().blocks().multiPart().maybeBlock().get().getDefaultState();
+        SoundType soundType = multiPartState.getBlock().getSoundType(multiPartState, world, pos, null);
+        world.playSound(null, pos, soundType.getPlaceSound(), SoundCategory.BLOCKS, (soundType.getVolume() + 1.0F) / 2.0F, soundType.getPitch() * 0.8F);
+        return part;
+    }
+
+    @Nullable
+    public static Placement getPartPlacement(@Nullable EntityPlayer player, World world, ItemStack partStack, BlockPos pos, EnumFacing side) {
+        if (canPlacePartOnBlock(player, world, partStack, pos, side)) {
+            return new Placement(pos, side);
+        }
+
+        // If the part cannot be placed directly in the block, try the opposite side of
+        // the adjacent block. This is somewhat similar to how torches are placed.
+        pos = pos.offset(side);
+        side = side.getOpposite();
+        if (canPlacePartOnBlock(player, world, partStack, pos, side)) {
+            return new Placement(pos, side);
+        }
+
+        // can't place the part
         return null;
     }
 
-    @SubscribeEvent
-    public void playerInteract(final TickEvent.ClientTickEvent event) {
-        this.wasCanceled = false;
-    }
+    public static boolean canPlacePartOnBlock(@Nullable EntityPlayer player, World world, ItemStack partStack, BlockPos pos, EnumFacing side) {
+        IPartHost host = AEApi.instance().partHelper().getPartHost(world, pos);
 
-    @SubscribeEvent
-    public void playerInteract(final PlayerInteractEvent event) {
-        // Only handle the main hand event
-        if (event.getHand() != EnumHand.MAIN_HAND) {
-            return;
+        // There is no host at the location, we also cannot place one
+        if (host == null && !AEApi.instance().partHelper().canPlacePartHost(world, pos, player)) {
+            return false;
         }
 
-        if (event instanceof PlayerInteractEvent.RightClickEmpty && event.getEntityPlayer().world.isRemote) {
-            // re-check to see if this event was already channeled, cause these two events are really stupid...
-            final RayTraceResult mop = Platform.rayTrace(event.getEntityPlayer(), true, false);
-            final Minecraft mc = Minecraft.getMinecraft();
-
-            final float f = 1.0F;
-            final double d0 = mc.playerController.getBlockReachDistance();
-            final Vec3d vec3 = mc.getRenderViewEntity().getPositionEyes(f);
-
-            if (mop != null && mop.hitVec.distanceTo(vec3) < d0) {
-                final World w = event.getEntity().world;
-                final TileEntity te = w.getTileEntity(mop.getBlockPos());
-                if (te instanceof IPartHost && this.wasCanceled) {
-                    event.setCanceled(true);
-                }
-            } else {
-                final ItemStack held = event.getEntityPlayer().getHeldItem(event.getHand());
-                final IItems items = AEApi.instance().definitions().items();
-
-                boolean supportedItem = items.memoryCard().isSameAs(held);
-                supportedItem |= items.colorApplicator().isSameAs(held);
-
-                if (event.getEntityPlayer().isSneaking() && !held.isEmpty() && supportedItem) {
-                    NetworkHandler.instance().sendToServer(new PacketClick(event.getPos(), event.getFace(), 0, 0, 0, event.getHand()));
-                }
-            }
-        } else if (event instanceof PlayerInteractEvent.RightClickBlock && !event.getEntityPlayer().world.isRemote) {
-            if (this.placing.get() != null) {
-                return;
-            }
-
-            this.placing.set(event);
-
-            final ItemStack held = event.getEntityPlayer().getHeldItem(event.getHand());
-            if (place(held, event.getPos(), event.getFace(), event.getEntityPlayer(), event.getHand(), event.getEntityPlayer().world,
-                    PlaceType.INTERACT_FIRST_PASS, 0) == EnumActionResult.SUCCESS) {
-                event.setCanceled(true);
-                this.wasCanceled = true;
-            }
-
-            this.placing.set(null);
-        }
+        // Either there is no host, then we assume a freshly placed host will always accept our part,
+        // or there is a host, and it has a free side.
+        return host == null || host.canAddPart(partStack, AEPartLocation.fromFacing(side));
     }
 
-    private static float getEyeHeight() {
-        return eyeHeight;
+    @Desugar
+    public record Placement(BlockPos pos, EnumFacing side) {
     }
-
-    public static void setEyeHeight(final float eyeHeight) {
-        PartPlacement.eyeHeight = eyeHeight;
-    }
-
-    public enum PlaceType {
-        PLACE_ITEM, INTERACT_FIRST_PASS, INTERACT_SECOND_PASS
-    }
-}
+}

src/main/java/appeng/parts/automation/UpgradeInventory.java

@@ -48,6 +48,7 @@ public abstract class UpgradeInventory extends AppEngInternalInventory implement
     private int patternExpansionUpgrades = 0;
     private int magnetUpgrades = 0;
     private int quantumUpgrades = 0;
+    private int stickyUpgrades = 0;
 
     public UpgradeInventory(final IAEAppEngInventory parent, final int s) {
         super(null, s, 1);
@@ -85,6 +86,8 @@ public abstract class UpgradeInventory extends AppEngInternalInventory implement
                 return this.magnetUpgrades;
             case QUANTUM_LINK:
                 return this.quantumUpgrades;
+            case STICKY:
+                return this.stickyUpgrades;
             default:
                 return 0;
         }
@@ -94,7 +97,7 @@ public abstract class UpgradeInventory extends AppEngInternalInventory implement
 
     private void updateUpgradeInfo() {
         this.cached = true;
-        this.patternExpansionUpgrades = this.inverterUpgrades = this.capacityUpgrades = this.redstoneUpgrades = this.speedUpgrades = this.fuzzyUpgrades = this.craftingUpgrades = magnetUpgrades = quantumUpgrades = 0;
+        this.patternExpansionUpgrades = this.inverterUpgrades = this.capacityUpgrades = this.redstoneUpgrades = this.speedUpgrades = this.fuzzyUpgrades = this.craftingUpgrades = magnetUpgrades = quantumUpgrades = stickyUpgrades = 0;
 
         for (final ItemStack is : this) {
             if (is == null || is.getItem() == Items.AIR || !(is.getItem() instanceof IUpgradeModule)) {
@@ -129,6 +132,10 @@ public abstract class UpgradeInventory extends AppEngInternalInventory implement
                     break;
                 case QUANTUM_LINK:
                     this.quantumUpgrades++;
+                    break;
+                case STICKY:
+                    this.stickyUpgrades++;
+                    break;
                 default:
                     break;
             }
@@ -143,6 +150,7 @@ public abstract class UpgradeInventory extends AppEngInternalInventory implement
         this.patternExpansionUpgrades = Math.min(this.patternExpansionUpgrades, this.getMaxInstalled(Upgrades.PATTERN_EXPANSION));
         this.magnetUpgrades = Math.min(this.magnetUpgrades, this.getMaxInstalled(Upgrades.MAGNET));
         this.quantumUpgrades = Math.min(this.quantumUpgrades, this.getMaxInstalled(Upgrades.QUANTUM_LINK));
+        this.stickyUpgrades = Math.min(this.stickyUpgrades, this.getMaxInstalled(Upgrades.STICKY));
     }
 
     @Override

src/main/java/appeng/parts/misc/PartOreDicStorageBus.java

@@ -111,8 +111,8 @@ public class PartOreDicStorageBus extends PartStorageBus {
                 this.handler.setBaseAccess((AccessRestriction) this.getConfigManager().getSetting(Settings.ACCESS));
                 this.handler.setWhitelist(this.getInstalledUpgrades(Upgrades.INVERTER) > 0 ? IncludeExclude.BLACKLIST : IncludeExclude.WHITELIST);
                 this.handler.setPriority(this.priority);
-
                 this.handler.setPartitionList(this.getPriorityList());
+                this.handler.setStorageFilter((StorageFilter) this.getConfigManager().getSetting(Settings.STORAGE_FILTER));
 
                 if (inv instanceof IBaseMonitor) {
                     if (((AccessRestriction) ((ConfigManager) this.getConfigManager()).getSetting(Settings.ACCESS)).hasPermission(AccessRestriction.READ)) {
@@ -165,9 +165,7 @@ public class PartOreDicStorageBus extends PartStorageBus {
             this.oreExp = oreMatch;
 
             this.priorityList = new OreDictPriorityList<>(OreHelper.INSTANCE.getMatchingOre(oreExp), oreExp);
-            if (this.handler != null) {
-                handler.setPartitionList(this.priorityList);
-            }
+            this.resetCache(true);
             this.getHost().markForSave();
         }
     }

src/main/java/appeng/parts/misc/PartStorageBus.java

@@ -80,6 +80,7 @@ import net.minecraftforge.common.capabilities.CapabilityInject;
 import net.minecraftforge.items.CapabilityItemHandler;
 import net.minecraftforge.items.IItemHandler;
 
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
@@ -113,6 +114,7 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
         this.getConfigManager().registerSetting(Settings.ACCESS, AccessRestriction.READ_WRITE);
         this.getConfigManager().registerSetting(Settings.FUZZY_MODE, FuzzyMode.IGNORE_ALL);
         this.getConfigManager().registerSetting(Settings.STORAGE_FILTER, StorageFilter.EXTRACTABLE_ONLY);
+        this.getConfigManager().registerSetting(Settings.STICKY_MODE, YesNo.NO);
         this.mySrc = new MachineSource(this);
     }
 
@@ -194,7 +196,7 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
         return super.getInventoryByName(name);
     }
 
-    private void resetCache(final boolean fullReset) {
+    protected void resetCache(final boolean fullReset) {
         if (this.getHost() == null || this.getHost().getTile() == null || this.getHost().getTile().getWorld() == null || this.getHost().getTile().getWorld().isRemote) {
             return;
         }
@@ -220,11 +222,13 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
     @Override
     public void postChange(final IBaseMonitor<IAEItemStack> monitor, final Iterable<IAEItemStack> change, final IActionSource source) {
         if (this.getProxy().isActive()) {
+            var filteredChanges = this.filterChanges(change);
+
             AccessRestriction currentAccess = (AccessRestriction) ((ConfigManager) this.getConfigManager()).getSetting(Settings.ACCESS);
             if (readOncePass) {
                 readOncePass = false;
                 try {
-                    this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class), change, mySrc);
+                    this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class), filteredChanges, mySrc);
                 } catch (final GridAccessException e) {
                     // :(
                 }
@@ -234,7 +238,7 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
                 return;
             }
             try {
-                this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class), change, source);
+                this.getProxy().getStorage().postAlterationOfStoredItems(AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class), filteredChanges, source);
             } catch (final GridAccessException e) {
                 // :(
             }
@@ -315,7 +319,7 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
         return TickRateModulation.SLEEP;
     }
 
-    private void resetCache() {
+    protected void resetCache() {
         final boolean fullReset = this.resetCacheLogic == 2;
         this.resetCacheLogic = 0;
 
@@ -456,6 +460,7 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
                 this.handler.setBaseAccess((AccessRestriction) this.getConfigManager().getSetting(Settings.ACCESS));
                 this.handler.setWhitelist(this.getInstalledUpgrades(Upgrades.INVERTER) > 0 ? IncludeExclude.BLACKLIST : IncludeExclude.WHITELIST);
                 this.handler.setPriority(this.priority);
+                this.handler.setStorageFilter((StorageFilter) this.getConfigManager().getSetting(Settings.STORAGE_FILTER));
 
                 final IItemList<IAEItemStack> priorityList = AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class).createList();
 
@@ -467,6 +472,10 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
                     }
                 }
 
+                if (this.getInstalledUpgrades(Upgrades.STICKY) > 0) {
+                    this.handler.setSticky(true);
+                }
+
                 if (this.getInstalledUpgrades(Upgrades.FUZZY) > 0) {
                     this.handler.setPartitionList(new FuzzyPriorityList<>(priorityList, (FuzzyMode) this.getConfigManager().getSetting(Settings.FUZZY_MODE)));
                 } else {
@@ -566,4 +575,26 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
     public GuiBridge getGuiBridge() {
         return GuiBridge.GUI_STORAGEBUS;
     }
+
+    // TODO: 1/28/2024 Unify both methods.
+    /**
+     * Filters the changes to only include items that pass the storage filter.
+     * Optimally, this should be handled by the underlying monitor.
+     * 
+     * @see appeng.fluids.parts.PartFluidStorageBus#filterChanges
+     */
+    protected Iterable<IAEItemStack> filterChanges(Iterable<IAEItemStack> change) {
+        var storageFilter = this.getConfigManager().getSetting(Settings.STORAGE_FILTER);
+        if (storageFilter == StorageFilter.EXTRACTABLE_ONLY) {
+            var filteredList = new ArrayList<IAEItemStack>();
+            for (final IAEItemStack stack : change) {
+                if (this.handler.passesBlackOrWhitelist(stack)) {
+                    filteredList.add(stack);
+                }
+            }
+
+            return filteredList;
+        }
+        return change;
+    }
 }

src/main/java/appeng/parts/networking/PartCable.java

@@ -36,6 +36,7 @@ import appeng.api.util.AEColor;
 import appeng.api.util.AEPartLocation;
 import appeng.api.util.IReadOnlyCollection;
 import appeng.items.parts.ItemPart;
+import appeng.items.tools.powered.ToolColorApplicator;
 import appeng.me.GridAccessException;
 import appeng.parts.AEBasePart;
 import appeng.util.Platform;
@@ -45,6 +46,7 @@ import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.EnumFacing;
+import net.minecraft.util.EnumHand;
 
 import java.io.IOException;
 import java.util.EnumSet;
@@ -93,6 +95,22 @@ public class PartCable extends AEBasePart implements IPartCable {
         }
     }
 
+    @Override
+    public void onPlacement(EntityPlayer player, EnumHand hand, ItemStack held, AEPartLocation side) {
+        super.onPlacement(player, hand, held, side);
+
+        // Apply color applicator color if held in offhand
+        ItemStack stack = player.getHeldItem(EnumHand.OFF_HAND);
+        if (!stack.isEmpty() && stack.getItem() instanceof ToolColorApplicator colorApp) {
+            AEColor color = colorApp.getActiveColor(stack);
+            if (color != null && color != getCableColor() && colorApp.consumeColor(stack, color, true)) {
+                if (changeColor(color, player) && !player.isCreative()) {
+                    colorApp.consumeColor(stack, color, false);
+                }
+            }
+        }
+    }
+
     @Override
     public boolean changeColor(final AEColor newColor, final EntityPlayer who) {
         if (this.getCableColor() != newColor) {

src/main/java/appeng/server/ServerHelper.java

@@ -42,6 +42,7 @@ import net.minecraftforge.fml.common.FMLCommonHandler;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Random;
+import java.util.UUID;
 
 
 public class ServerHelper extends CommonHelper {
@@ -167,4 +168,17 @@ public class ServerHelper extends CommonHelper {
     public boolean isActionKey(ActionKey key, int pressedKeyCode) {
         return false;
     }
+
+    @Override
+    public EntityPlayer getPlayerByUUID(UUID uuid) {
+        if (!Platform.isClient()) {
+            final MinecraftServer server = FMLCommonHandler.instance().getMinecraftServerInstance();
+
+            if (server != null) {
+                return server.getPlayerList().getPlayerByUUID(uuid);
+            }
+        }
+
+        return null;
+    }
 }

src/main/java/appeng/tile/networking/TileCableBus.java

@@ -22,13 +22,11 @@ package appeng.tile.networking;
 import appeng.api.networking.IGridNode;
 import appeng.api.parts.IFacadeContainer;
 import appeng.api.parts.IPart;
-import appeng.api.parts.LayerFlags;
 import appeng.api.parts.SelectedPart;
 import appeng.api.util.AECableType;
 import appeng.api.util.AEColor;
 import appeng.api.util.AEPartLocation;
 import appeng.api.util.DimensionalCoord;
-import appeng.block.networking.BlockCableBus;
 import appeng.helpers.AEMultiTile;
 import appeng.helpers.ICustomCollision;
 import appeng.hooks.TickHandler;
@@ -101,7 +99,7 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
     protected void updateTileSetting() {
         if (this.getCableBus().isRequiresDynamicRender()) {
             try {
-                final TileCableBus tcb = (TileCableBus) BlockCableBus.getTesrTile().newInstance();
+                final TileCableBus tcb = TileCableBusTESR.class.newInstance();
                 tcb.copyFrom(this);
                 this.getWorld().setTileEntity(this.pos, tcb);
             } catch (final Throwable ignored) {
@@ -283,11 +281,6 @@ public class TileCableBus extends AEBaseTile implements AEMultiTile, ICustomColl
         return this.getCableBus().isEmpty();
     }
 
-    @Override
-    public Set<LayerFlags> getLayerFlags() {
-        return this.getCableBus().getLayerFlags();
-    }
-
     @Override
     public void cleanup() {
         this.getWorld().setBlockToAir(this.pos);

src/main/java/appeng/tile/networking/TileCableBusTESR.java

@@ -19,9 +19,6 @@
 package appeng.tile.networking;
 
 
-import appeng.block.networking.BlockCableBus;
-
-
 public class TileCableBusTESR extends TileCableBus {
 
     /**
@@ -31,7 +28,7 @@ public class TileCableBusTESR extends TileCableBus {
     protected void updateTileSetting() {
         if (!this.getCableBus().isRequiresDynamicRender()) {
             try {
-                final TileCableBus tcb = (TileCableBus) BlockCableBus.getNoTesrTile().newInstance();
+                final TileCableBus tcb = TileCableBus.class.newInstance();
                 tcb.copyFrom(this);
                 this.getWorld().setTileEntity(this.pos, tcb);
             } catch (final Throwable ignored) {

src/main/java/appeng/tile/storage/TileIOPort.java

@@ -178,6 +178,12 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
         }
     }
 
+    @Override
+    public void gridChanged() {
+        super.gridChanged();
+        updateTask();
+    }
+
     public void updateRedstoneState() {
         final YesNo currentState = this.world.getRedstonePowerFromNeighbors(this.pos) != 0 ? YesNo.YES : YesNo.NO;
         if (this.lastRedstoneState != currentState) {

src/main/java/appeng/util/Platform.java

@@ -384,6 +384,10 @@ public class Platform {
         return dc.getWorld().canMineBlockBody(player, dc.getPos());
     }
 
+    public static boolean hasPermissions(final World world, final BlockPos pos, final EntityPlayer player) {
+        return world.canMineBlockBody(player, pos);
+    }
+
     /*
      * Checks to see if a block is air?
      */

src/main/resources/assets/appliedenergistics2/lang/en_us.lang

@@ -253,6 +253,7 @@ gui.appliedenergistics2.Renamer=Custom Name: (Enter to set)
 gui.appliedenergistics2.Nothing=Nothing
 gui.appliedenergistics2.CraftingToastDone=Crafting Done!
 gui.appliedenergistics2.CraftingToastCancelled=Crafting Cancelled!
+gui.appliedenergistics2.Sticky=Sticky
 
 // GUI Tooltips
 gui.tooltips.appliedenergistics2.Stash=Store Items
@@ -524,6 +525,7 @@ item.appliedenergistics2.material.silicon_print.name=Printed Silicon
 item.appliedenergistics2.material.name_press.name=Inscriber Name Press
 item.appliedenergistics2.material.sky_dust.name=Sky Stone Dust
 item.appliedenergistics2.material.card_crafting.name=Crafting Card
+item.appliedenergistics2.material.card_sticky.name=Sticky Card
 
 item.appliedenergistics2.multi_part.annihilation_plane.name=ME Annihilation Plane
 item.appliedenergistics2.multi_part.fluid_annihilation_plane.name=ME Fluid Annihilation Plane

src/main/resources/assets/appliedenergistics2/lang/zh_cn.lang

@@ -45,9 +45,9 @@ tile.appliedenergistics2.smooth_sky_stone_chest.name=陨石块箱子
 tile.appliedenergistics2.sky_compass.name=陨石罗盘
 tile.appliedenergistics2.crafting_monitor.name=合成监控器
 tile.appliedenergistics2.crafting_storage_1k.name=§61k§r合成存储器
-tile.appliedenergistics2.crafting_storage_4k.name=§e4k§r4k合成存储器
-tile.appliedenergistics2.crafting_storage_16k.name=§a16k§r16k合成存储器
-tile.appliedenergistics2.crafting_storage_64k.name=§b64k§r64k合成存储器
+tile.appliedenergistics2.crafting_storage_4k.name=§e4k§r合成存储器
+tile.appliedenergistics2.crafting_storage_16k.name=§a16k§r合成存储器
+tile.appliedenergistics2.crafting_storage_64k.name=§b64k§r合成存储器
 tile.appliedenergistics2.crafting_accelerator.name=并行处理单元
 tile.appliedenergistics2.crafting_unit.name=合成单元
 tile.appliedenergistics2.molecular_assembler.name=分子装配室
@@ -251,6 +251,9 @@ gui.appliedenergistics2.SmallFontCraft=Craft
 gui.appliedenergistics2.LargeFontCraft=+
 gui.appliedenergistics2.Renamer=自定义名称（按下Enter以设定）
 gui.appliedenergistics2.Nothing=无
+gui.appliedenergistics2.CraftingToastDone=合成已完成！
+gui.appliedenergistics2.CraftingToastCancelled=合成已取消！
+gui.appliedenergistics2.Sticky=粘滞
 
 // GUI Tooltips
 gui.tooltips.appliedenergistics2.Stash=存储物品
@@ -522,6 +525,7 @@ item.appliedenergistics2.material.silicon_print.name=硅板
 item.appliedenergistics2.material.name_press.name=名称压印模板
 item.appliedenergistics2.material.sky_dust.name=陨石粉
 item.appliedenergistics2.material.card_crafting.name=合成卡
+item.appliedenergistics2.material.card_sticky.name=粘滞卡
 
 item.appliedenergistics2.multi_part.annihilation_plane.name=ME破坏面板
 item.appliedenergistics2.multi_part.fluid_annihilation_plane.name=ME流体破坏面板

src/main/resources/assets/appliedenergistics2/models/item/material_card_sticky.json

@@ -0,0 +1,6 @@
+{
+  "parent": "item/generated",
+  "textures": {
+    "layer0": "appliedenergistics2:items/material_card_sticky"
+  }
+}

src/main/resources/assets/appliedenergistics2/recipes/materials/cardsticky.json

@@ -0,0 +1,31 @@
+{
+  "conditions": [
+    {
+      "type": "forge:and",
+      "values": [
+        {
+          "type": "appliedenergistics2:material_exists",
+          "material": "material.card_sticky"
+        },
+        {
+          "type": "appliedenergistics2:material_exists",
+          "material": "material.basic_card"
+        }
+      ]
+    }
+  ],
+  "result": {
+    "type": "appliedenergistics2:part",
+    "part": "material.card_sticky"
+  },
+  "type": "appliedenergistics2:part_shapeless",
+  "ingredients": [
+    {
+      "item": "minecraft:slime_ball"
+    },
+    {
+      "type": "appliedenergistics2:part",
+      "part": "material.basic_card"
+    }
+  ]
+}

src/test/java/appeng/client/gui/MathExpressionParserTest.java

@@ -0,0 +1,55 @@
+package appeng.client.gui;
+
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.CsvSource;
+
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
+import java.util.Locale;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class MathExpressionParserTest {
+
+    @ParameterizedTest
+    @CsvSource(value = {
+            "1 + 2|3",
+            "3 *4 |12",
+            "1 + 2 * 3 |7",
+            "1 - 6|-5",
+            "1/3|0.333333",
+            "23.4 + 0.6|24",
+            "1 - -4|5",
+            "1 + 4*3*2|25",
+            "1/0|failed",
+            "1/(1 - 1)|failed",
+            "3 + 2 * 4 - 1 /2|10.5",
+            "1 + (2 * (2 * (1 + 1)))|9",
+            "arkazkdhz|failed",
+            "1 + 2 3 7 - 1|237", // whitespace is trimmed
+            "2 + + 2|failed",
+            "10e6|10000000",
+            "-1 -1|-2",
+            "- (1 + 1)|-2",
+            "2 * -1|-2",
+            "2 -2|0",
+            "-  1|-1",
+            "-1|-1",
+            "- - - - - 5|failed", // not able to handle multiple negations, may fix in the future
+            "-(-(-(-2)))|failed", // not able to handle multiple negations, may fix in the future
+            "1 - -1|2",
+            "1 + -(2|failed"
+    }, delimiter = '|')
+    void testMath(String expression, String expected) {
+        DecimalFormat format = new DecimalFormat("#.######", DecimalFormatSymbols.getInstance(Locale.US));
+        format.setParseBigDecimal(true);
+        format.setNegativePrefix("-");
+
+        double parsed = MathExpressionParser.parse(expression);
+        if (Double.isNaN(parsed)) {
+            assertEquals(expected, "failed");
+        } else {
+            assertEquals(expected, format.format(parsed));
+        }
+    }
+}

src/test/java/appeng/core/worlddata/MeteorDataNameEncoderTest.java

@@ -19,9 +19,10 @@
 package appeng.core.worlddata;
 
 
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 
 /**
  * Tests for {@link MeteorDataNameEncoder}
@@ -51,7 +52,7 @@ public class MeteorDataNameEncoderTest
 		final String expected = WITHOUT_EXPECTED;
 		final String actual = this.encoderWithZeroShifting.encode( WITHOUT_DIMENSION, WITHOUT_CHUNK_X, WITHOUT_CHUNK_Z );
 
-		Assert.assertEquals( expected, actual );
+		assertThat( expected, is(actual) );
 	}
 
 	@Test
@@ -60,6 +61,6 @@ public class MeteorDataNameEncoderTest
 		final String expected = WITH_EXPECTED;
 		final String actual = this.encoderWithFourShifting.encode( WITH_DIMENSION, WITH_CHUNK_X, WITH_CHUNK_Z );
 
-		Assert.assertEquals( expected, actual );
+		assertThat( expected, is(actual) );
 	}
 }

src/test/java/appeng/core/worlddata/SpatialDimensionManagerTest.java

@@ -2,10 +2,11 @@
 package appeng.core.worlddata;
 
 
-import org.junit.Assert;
-import org.junit.Test;
-
 import net.minecraft.util.math.BlockPos;
+import org.junit.jupiter.api.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 
 
 public class SpatialDimensionManagerTest
@@ -45,31 +46,31 @@ public class SpatialDimensionManagerTest
 	{
 		SpatialDimensionManager manager = new SpatialDimensionManager( null );
 
-		Assert.assertEquals( ID_1, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_2, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_3, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_4, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_5, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_6, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_7, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_8, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_9, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_A, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_B, manager.createNewCellDimension( CONTENT, -1 ) );
-		Assert.assertEquals( ID_C, manager.createNewCellDimension( CONTENT, -1 ) );
+		assertThat( ID_1, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_2, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_3, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_4, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_5, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_6, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_7, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_8, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_9, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_A, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_B, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
+		assertThat( ID_C, is(manager.createNewCellDimension( CONTENT, -1 ) ) );
 
-		Assert.assertEquals( POS_1, manager.getCellDimensionOrigin( ID_1 ) );
-		Assert.assertEquals( POS_2, manager.getCellDimensionOrigin( ID_2 ) );
-		Assert.assertEquals( POS_3, manager.getCellDimensionOrigin( ID_3 ) );
-		Assert.assertEquals( POS_4, manager.getCellDimensionOrigin( ID_4 ) );
-		Assert.assertEquals( POS_5, manager.getCellDimensionOrigin( ID_5 ) );
-		Assert.assertEquals( POS_6, manager.getCellDimensionOrigin( ID_6 ) );
-		Assert.assertEquals( POS_7, manager.getCellDimensionOrigin( ID_7 ) );
-		Assert.assertEquals( POS_8, manager.getCellDimensionOrigin( ID_8 ) );
-		Assert.assertEquals( POS_9, manager.getCellDimensionOrigin( ID_9 ) );
-		Assert.assertEquals( POS_A, manager.getCellDimensionOrigin( ID_A ) );
-		Assert.assertEquals( POS_B, manager.getCellDimensionOrigin( ID_B ) );
-		Assert.assertEquals( POS_C, manager.getCellDimensionOrigin( ID_C ) );
+		assertThat( POS_1, is(manager.getCellDimensionOrigin( ID_1 ) ) );
+		assertThat( POS_2, is(manager.getCellDimensionOrigin( ID_2 ) ) );
+		assertThat( POS_3, is(manager.getCellDimensionOrigin( ID_3 ) ) );
+		assertThat( POS_4, is(manager.getCellDimensionOrigin( ID_4 ) ) );
+		assertThat( POS_5, is(manager.getCellDimensionOrigin( ID_5 ) ) );
+		assertThat( POS_6, is(manager.getCellDimensionOrigin( ID_6 ) ) );
+		assertThat( POS_7, is(manager.getCellDimensionOrigin( ID_7 ) ) );
+		assertThat( POS_8, is(manager.getCellDimensionOrigin( ID_8 ) ) );
+		assertThat( POS_9, is(manager.getCellDimensionOrigin( ID_9 ) ) );
+		assertThat( POS_A, is(manager.getCellDimensionOrigin( ID_A ) ) );
+		assertThat( POS_B, is(manager.getCellDimensionOrigin( ID_B ) ) );
+		assertThat( POS_C, is(manager.getCellDimensionOrigin( ID_C ) ) );
 	}
 
 }

src/test/java/appeng/services/version/ModVersionFetcherTest.java

@@ -19,9 +19,10 @@
 package appeng.services.version;
 
 
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 
 /**
  * @author thatsIch
@@ -46,20 +47,20 @@ public class ModVersionFetcherTest
 	}
 
 	@Test
-	public void testInDev() throws Exception
+	public void testInDev()
 	{
-		Assert.assertEquals( this.indev.get(), new DoNotCheckVersion() );
+		assertThat( this.indev.get(), is( new DoNotCheckVersion() ) );
 	}
 
 	@Test
-	public void testPR() throws Exception
+	public void testPR()
 	{
-		Assert.assertEquals( this.pullRequest.get(), new DoNotCheckVersion() );
+		assertThat( this.pullRequest.get(), is( new DoNotCheckVersion() ) );
 	}
 
 	@Test
-	public void testWorking() throws Exception
+	public void testWorking()
 	{
-		Assert.assertEquals( this.working.get(), new DefaultVersion( 2, Channel.Beta, 8 ) );
+		assertThat( this.working.get(), is( new DefaultVersion( 2, Channel.Beta, 8) ) );
 	}
 }

src/test/java/appeng/services/version/VersionParserTest.java

@@ -19,18 +19,17 @@
 package appeng.services.version;
 
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
-
-import org.junit.Test;
-
 import appeng.services.version.exceptions.InvalidBuildException;
 import appeng.services.version.exceptions.InvalidChannelException;
 import appeng.services.version.exceptions.InvalidRevisionException;
 import appeng.services.version.exceptions.InvalidVersionException;
 import appeng.services.version.exceptions.MissingSeparatorException;
 import appeng.services.version.exceptions.VersionCheckerException;
+import org.junit.jupiter.api.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 
 /**
@@ -63,66 +62,66 @@ public final class VersionParserTest
 	{
 		final Version version = this.parser.parse( GITHUB_VERSION );
 
-		assertEquals( version, version );
+		assertThat( version, is( version ) );
 	}
 
 	@Test
 	public void testParseGitHub() throws VersionCheckerException
 	{
-		assertTrue( this.parser.parse( GITHUB_VERSION ).equals( VERSION ) );
+		assertThat( this.parser.parse( GITHUB_VERSION ), is( VERSION ) );
 	}
 
-	@Test( expected = InvalidRevisionException.class )
-	public void parseGH_InvalidRevision() throws VersionCheckerException
+	@Test
+	public void parseGH_InvalidRevision()
 	{
-		assertFalse( this.parser.parse( GITHUB_INVALID_REVISION ).equals( VERSION ) );
+		assertThrows( InvalidRevisionException.class, () -> this.parser.parse( GITHUB_INVALID_REVISION ));
 	}
 
-	@Test( expected = InvalidChannelException.class )
-	public void parseGH_InvalidChannel() throws VersionCheckerException
+	@Test
+	public void parseGH_InvalidChannel()
 	{
-		assertFalse( this.parser.parse( GITHUB_INVALID_CHANNEL ).equals( VERSION ) );
+		assertThrows( InvalidChannelException.class, () -> this.parser.parse( GITHUB_INVALID_CHANNEL ) );
 	}
 
-	@Test( expected = InvalidBuildException.class )
-	public void parseGH_InvalidBuild() throws VersionCheckerException
+	@Test
+	public void parseGH_InvalidBuild()
 	{
-		assertFalse( this.parser.parse( GITHUB_INVALID_BUILD ).equals( VERSION ) );
+		assertThrows( InvalidBuildException.class, () -> this.parser.parse( GITHUB_INVALID_BUILD ) );
 	}
 
 	@Test
 	public void testParseMod() throws VersionCheckerException
 	{
-		assertTrue( this.parser.parse( MOD_VERSION ).equals( VERSION ) );
+		assertThat( this.parser.parse( MOD_VERSION ), is( VERSION ) );
 	}
 
-	@Test( expected = InvalidRevisionException.class )
-	public void parseMod_InvalidRevision() throws VersionCheckerException
+	@Test
+	public void parseMod_InvalidRevision()
 	{
-		assertFalse( this.parser.parse( MOD_INVALID_REVISION ).equals( VERSION ) );
+		assertThrows( InvalidRevisionException.class, () -> this.parser.parse( MOD_INVALID_REVISION ) );
 	}
 
-	@Test( expected = InvalidChannelException.class )
-	public void parseMod_InvalidChannel() throws VersionCheckerException
+	@Test
+	public void parseMod_InvalidChannel()
 	{
-		assertFalse( this.parser.parse( MOD_INVALID_CHANNEL ).equals( VERSION ) );
+		assertThrows( InvalidChannelException.class, () -> this.parser.parse( MOD_INVALID_CHANNEL ) );
 	}
 
-	@Test( expected = InvalidBuildException.class )
-	public void parseMod_InvalidBuild() throws VersionCheckerException
+	@Test
+	public void parseMod_InvalidBuild()
 	{
-		assertFalse( this.parser.parse( MOD_INVALID_BUILD ).equals( VERSION ) );
+		assertThrows( InvalidBuildException.class, () -> this.parser.parse( MOD_INVALID_BUILD ) );
 	}
 
-	@Test( expected = MissingSeparatorException.class )
-	public void parseGeneric_MissingSeparator() throws VersionCheckerException
+	@Test
+	public void parseGeneric_MissingSeparator()
 	{
-		assertFalse( this.parser.parse( GENERIC_MISSING_SEPARATOR ).equals( VERSION ) );
+		assertThrows( MissingSeparatorException.class, () -> this.parser.parse( GENERIC_MISSING_SEPARATOR ) );
 	}
 
-	@Test( expected = InvalidVersionException.class )
-	public void parseGeneric_InvalidVersion() throws VersionCheckerException
+	@Test
+	public void parseGeneric_InvalidVersion()
 	{
-		assertFalse( this.parser.parse( GENERIC_INVALID_VERSION ).equals( VERSION ) );
+		assertThrows( InvalidVersionException.class, () -> this.parser.parse( GENERIC_INVALID_VERSION ) );
 	}
 }

src/test/java/appeng/services/version/VersionTest.java

@@ -19,8 +19,10 @@
 package appeng.services.version;
 
 
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.*;
 
 
 /**
@@ -43,77 +45,77 @@ public final class VersionTest
 	@Test
 	public void testDevBuild()
 	{
-		Assert.assertEquals( DO_NOT_CHECK_VERSION.formatted(), "dev build" );
+		assertThat( DO_NOT_CHECK_VERSION.formatted(), is( "dev build" ) );
 	}
 
 	@Test
 	public void testMissingBuild()
 	{
-		Assert.assertEquals( MISSING_VERSION.formatted(), "missing" );
+		assertThat( MISSING_VERSION.formatted(), is ( "missing" ) );
 	}
 
 	@Test
 	public void compareVersionToDoNotCheck()
 	{
-		Assert.assertFalse( DEFAULT_VERSION_RV2_ALPHA_8.isNewerAs( DO_NOT_CHECK_VERSION ) );
-		Assert.assertTrue( DO_NOT_CHECK_VERSION.isNewerAs( DEFAULT_VERSION_RV2_ALPHA_8 ) );
+		assertThat( DEFAULT_VERSION_RV2_ALPHA_8.isNewerAs( DO_NOT_CHECK_VERSION ), is( false ) );
+		assertThat( DO_NOT_CHECK_VERSION.isNewerAs( DEFAULT_VERSION_RV2_ALPHA_8 ), is( true ) );
 	}
 
 	@Test
 	public void compareVersionToMissingVersion()
 	{
-		Assert.assertTrue( DEFAULT_VERSION_RV2_ALPHA_8.isNewerAs( MISSING_VERSION ) );
-		Assert.assertFalse( MISSING_VERSION.isNewerAs( DEFAULT_VERSION_RV2_ALPHA_8 ) );
+		assertThat( DEFAULT_VERSION_RV2_ALPHA_8.isNewerAs( MISSING_VERSION ), is( true ) );
+		assertThat( MISSING_VERSION.isNewerAs( DEFAULT_VERSION_RV2_ALPHA_8 ), is( false ) );
 	}
 
 	@Test
 	public void compareTwoDefaultVersions()
 	{
-		Assert.assertTrue( DEFAULT_VERSION_RV2_BETA_8.isNewerAs( DEFAULT_VERSION_RV2_ALPHA_8 ) );
-		Assert.assertTrue( DEFAULT_VERSION_RV4_ALPHA_1.isNewerAs( DEFAULT_VERSION_RV3_BETA_8 ) );
-		Assert.assertTrue( DEFAULT_VERSION_RV2_BETA_9.isNewerAs( DEFAULT_VERSION_RV2_BETA_8 ) );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8.isNewerAs( DEFAULT_VERSION_RV2_ALPHA_8 ), is( true ) );
+		assertThat( DEFAULT_VERSION_RV4_ALPHA_1.isNewerAs( DEFAULT_VERSION_RV3_BETA_8 ), is( true ) );
+		assertThat( DEFAULT_VERSION_RV2_BETA_9.isNewerAs( DEFAULT_VERSION_RV2_BETA_8 ), is( true ) );
 	}
 
 	@Test
 	public void testEqualsNonVersion()
 	{
-		Assert.assertFalse( DEFAULT_VERSION_RV2_ALPHA_8.equals( new Object() ) );
+		assertThat( DEFAULT_VERSION_RV2_ALPHA_8, is( not( equalTo( new Object() ) ) ) );
 	}
 
 	@Test
 	public void testEqualsUnequalBuild()
 	{
-		Assert.assertFalse( DEFAULT_VERSION_RV2_BETA_8.equals( DEFAULT_VERSION_RV2_BETA_9 ) );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8, is( not( equalTo( DEFAULT_VERSION_RV2_BETA_9 ) ) ) );
 	}
 
 	@Test
 	public void testEqualsUnequalChannel()
 	{
-		Assert.assertFalse( DEFAULT_VERSION_RV2_BETA_8.equals( DEFAULT_VERSION_RV2_ALPHA_8 ) );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8, is( not( equalTo( DEFAULT_VERSION_RV2_ALPHA_8 ) ) ) );
 	}
 
 	@Test
 	public void testEqualsUnequalRevision()
 	{
-		Assert.assertFalse( DEFAULT_VERSION_RV2_BETA_8.equals( DEFAULT_VERSION_RV3_BETA_8 ) );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8, is( not( equalTo( DEFAULT_VERSION_RV3_BETA_8 ) ) ) );
 	}
 
 	@Test
 	public void testUnequalHash()
 	{
-		Assert.assertNotEquals( DEFAULT_VERSION_RV2_BETA_8.hashCode(), DEFAULT_VERSION_RV2_ALPHA_8.hashCode() );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8.hashCode(), is( not( equalTo( DEFAULT_VERSION_RV2_ALPHA_8.hashCode() ) ) ) );
 	}
 
 	@Test
 	public void testToString()
 	{
-		Assert.assertEquals( DEFAULT_VERSION_RV2_BETA_8.toString(), "Version{revision=2, channel=Beta, build=8}" );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8.toString(), is( "Version{revision=2, channel=Beta, build=8}" ) );
 	}
 
 	@Test
 	public void testFormatted()
 	{
-		Assert.assertEquals( DEFAULT_VERSION_RV2_BETA_8.formatted(), "rv2-beta-8" );
+		assertThat( DEFAULT_VERSION_RV2_BETA_8.formatted(), is( "rv2-beta-8" ) );
 	}
 
 }

src/test/java/appeng/util/SlimReadableNumberConverterTest.java

@@ -2,9 +2,11 @@
 package appeng.util;
 
 
-import static org.junit.Assert.assertEquals;
+import org.junit.jupiter.api.Test;
 
-import org.junit.Test;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 
 /*
@@ -72,75 +74,75 @@ public final class SlimReadableNumberConverterTest
 
 	private final ISlimReadableNumberConverter converter = ReadableNumberConverter.INSTANCE;
 
-	@Test( expected = AssertionError.class )
+	@Test
 	public void testConvertNeg999999()
 	{
-		assertEquals( RESULT_NEG_999999, this.converter.toSlimReadableForm( NUMBER_NEG_999999 ) );
+		assertThrows(AssertionError.class, () -> this.converter.toSlimReadableForm( NUMBER_NEG_999999 ) );
 	}
 
-	@Test( expected = AssertionError.class )
+	@Test
 	public void testConvertNeg9999()
 	{
-		assertEquals( RESULT_NEG_9999, this.converter.toSlimReadableForm( NUMBER_NEG_9999 ) );
+		assertThrows(AssertionError.class, () -> this.converter.toSlimReadableForm( NUMBER_NEG_9999 ) );
 	}
 
-	@Test( expected = AssertionError.class )
+	@Test
 	public void testConvertNeg999()
 	{
-		assertEquals( RESULT_NEG_999, this.converter.toSlimReadableForm( NUMBER_NEG_999 ) );
+		assertThrows(AssertionError.class, () -> this.converter.toSlimReadableForm( NUMBER_NEG_999 ) );
 	}
 
 	@Test
 	public void testConvert0()
 	{
-		assertEquals( RESULT_0, this.converter.toSlimReadableForm( NUMBER_0 ) );
+		assertThat( RESULT_0, is( this.converter.toSlimReadableForm( NUMBER_0 ) ) );
 	}
 
 	@Test
 	public void testConvert999()
 	{
-		assertEquals( RESULT_999, this.converter.toSlimReadableForm( NUMBER_999 ) );
+		assertThat( RESULT_999, is( this.converter.toSlimReadableForm( NUMBER_999 ) ) );
 	}
 
 	@Test
 	public void testConvert9999()
 	{
-		assertEquals( RESULT_9999, this.converter.toSlimReadableForm( NUMBER_9999 ) );
+		assertThat( RESULT_9999, is( this.converter.toSlimReadableForm( NUMBER_9999 ) ) );
 	}
 
 	@Test
 	public void testConvert10000()
 	{
-		assertEquals( RESULT_10000, this.converter.toSlimReadableForm( NUMBER_10000 ) );
+		assertThat( RESULT_10000, is( this.converter.toSlimReadableForm( NUMBER_10000 ) ) );
 	}
 
 	@Test
 	public void testConvert10500()
 	{
-		assertEquals( RESULT_10500, this.converter.toSlimReadableForm( NUMBER_10500 ) );
+		assertThat( RESULT_10500, is( this.converter.toSlimReadableForm( NUMBER_10500 ) ) );
 	}
 
 	@Test
 	public void testConvert155555()
 	{
-		assertEquals( RESULT_155555, this.converter.toSlimReadableForm( NUMBER_155555 ) );
+		assertThat( RESULT_155555, is( this.converter.toSlimReadableForm( NUMBER_155555 ) ) );
 	}
 
 	@Test
 	public void testConvert9999999()
 	{
-		assertEquals( RESULT_9999999, this.converter.toSlimReadableForm( NUMBER_9999999 ) );
+		assertThat( RESULT_9999999, is( this.converter.toSlimReadableForm( NUMBER_9999999 ) ) );
 	}
 
 	@Test
 	public void testConvert10000000()
 	{
-		assertEquals( RESULT_10000000, this.converter.toSlimReadableForm( NUMBER_10000000 ) );
+		assertThat( RESULT_10000000, is( this.converter.toSlimReadableForm( NUMBER_10000000 ) ) );
 	}
 
 	@Test
 	public void testConvert155555555()
 	{
-		assertEquals( RESULT_155555555, this.converter.toSlimReadableForm( NUMBER_155555555 ) );
+		assertThat( RESULT_155555555, is( this.converter.toSlimReadableForm( NUMBER_155555555 ) ) );
 	}
 }

src/test/java/appeng/util/UUIDMatcherTest.java

@@ -19,10 +19,10 @@
 package appeng.util;
 
 
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
+import org.junit.jupiter.api.Test;
 
-import org.junit.Test;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 
 
 /**
@@ -44,18 +44,18 @@ public final class UUIDMatcherTest
 	@Test
 	public void testUUID_shouldPass()
 	{
-		assertTrue( this.matcher.isUUID( IS_UUID ) );
+		assertThat( this.matcher.isUUID( IS_UUID ), is( true ) );
 	}
 
 	@Test
 	public void testNoUUD_shouldPass()
 	{
-		assertFalse( this.matcher.isUUID( NO_UUID ) );
+		assertThat( this.matcher.isUUID( NO_UUID ), is( false ) );
 	}
 
 	@Test
 	public void testInvalidUUID_shouldPass()
 	{
-		assertFalse( this.matcher.isUUID( INVALID_UUID ) );
+		assertThat( this.matcher.isUUID( INVALID_UUID ), is( false ) );
 	}
 }

src/test/java/appeng/util/WideReadableNumberConverterTest.java

@@ -19,9 +19,11 @@
 package appeng.util;
 
 
-import static org.junit.Assert.assertEquals;
+import org.junit.jupiter.api.Test;
 
-import org.junit.Test;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 
 /**
@@ -71,75 +73,75 @@ public final class WideReadableNumberConverterTest
 
 	private final IWideReadableNumberConverter converter = ReadableNumberConverter.INSTANCE;
 
-	@Test( expected = AssertionError.class )
+	@Test
 	public void testConvertNeg999999()
 	{
-		assertEquals( RESULT_NEG_999999, this.converter.toWideReadableForm( NUMBER_NEG_999999 ) );
+		assertThrows( AssertionError.class, () -> this.converter.toWideReadableForm( NUMBER_NEG_999999 ) );
 	}
 
-	@Test( expected = AssertionError.class )
+	@Test
 	public void testConvertNeg9999()
 	{
-		assertEquals( RESULT_NEG_9999, this.converter.toWideReadableForm( NUMBER_NEG_9999 ) );
+		assertThrows( AssertionError.class, () -> this.converter.toWideReadableForm( NUMBER_NEG_9999 ) );
 	}
 
-	@Test( expected = AssertionError.class )
+	@Test
 	public void testConvertNeg999()
 	{
-		assertEquals( RESULT_NEG_999, this.converter.toWideReadableForm( NUMBER_NEG_999 ) );
+		assertThrows( AssertionError.class, () -> this.converter.toWideReadableForm( NUMBER_NEG_999 ) );
 	}
 
 	@Test
 	public void testConvert0()
 	{
-		assertEquals( RESULT_0, this.converter.toWideReadableForm( NUMBER_0 ) );
+		assertThat( RESULT_0, is( this.converter.toWideReadableForm( NUMBER_0 ) ) );
 	}
 
 	@Test
 	public void testConvert999()
 	{
-		assertEquals( RESULT_999, this.converter.toWideReadableForm( NUMBER_999 ) );
+		assertThat( RESULT_999, is( this.converter.toWideReadableForm( NUMBER_999 ) ) );
 	}
 
 	@Test
 	public void testConvert9999()
 	{
-		assertEquals( RESULT_9999, this.converter.toWideReadableForm( NUMBER_9999 ) );
+		assertThat( RESULT_9999, is( this.converter.toWideReadableForm( NUMBER_9999 ) ) );
 	}
 
 	@Test
 	public void testConvert10000()
 	{
-		assertEquals( RESULT_10000, this.converter.toWideReadableForm( NUMBER_10000 ) );
+		assertThat( RESULT_10000, is( this.converter.toWideReadableForm( NUMBER_10000 ) ) );
 	}
 
 	@Test
 	public void testConvert10500()
 	{
-		assertEquals( RESULT_10500, this.converter.toWideReadableForm( NUMBER_10500 ) );
+		assertThat( RESULT_10500, is( this.converter.toWideReadableForm( NUMBER_10500 ) ) );
 	}
 
 	@Test
 	public void testConvert155555()
 	{
-		assertEquals( RESULT_155555, this.converter.toWideReadableForm( NUMBER_155555 ) );
+		assertThat( RESULT_155555, is( this.converter.toWideReadableForm( NUMBER_155555 ) ) );
 	}
 
 	@Test
 	public void testConvert9999999()
 	{
-		assertEquals( RESULT_9999999, this.converter.toWideReadableForm( NUMBER_9999999 ) );
+		assertThat( RESULT_9999999, is( this.converter.toWideReadableForm( NUMBER_9999999 ) ) );
 	}
 
 	@Test
 	public void testConvert10000000()
 	{
-		assertEquals( RESULT_10000000, this.converter.toWideReadableForm( NUMBER_10000000 ) );
+		assertThat( RESULT_10000000, is( this.converter.toWideReadableForm( NUMBER_10000000 ) ) );
 	}
 
 	@Test
 	public void testConvert155555555()
 	{
-		assertEquals( RESULT_155555555, this.converter.toWideReadableForm( NUMBER_155555555 ) );
+		assertThat( RESULT_155555555, is( this.converter.toWideReadableForm( NUMBER_155555555 ) ) );
 	}
 }

src/test/java/appeng/util/helpers/P2PHelperTest.java

@@ -18,13 +18,11 @@
 
 package appeng.util.helpers;
 
-
-import static org.junit.Assert.assertArrayEquals;
-import static org.junit.Assert.assertEquals;
-
-import org.junit.Test;
-
 import appeng.api.util.AEColor;
+import org.junit.jupiter.api.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 
 
 public class P2PHelperTest
@@ -50,17 +48,17 @@ public class P2PHelperTest
 	@Test
 	public void testToColors()
 	{
-		assertArrayEquals( WHITE_COLORS, this.unitUnderTest.toColors( WHITE_FREQUENCY ) );
-		assertArrayEquals( BLACK_COLORS, this.unitUnderTest.toColors( BLACK_FREQUENCY ) );
-		assertArrayEquals( MULTI_COLORS, this.unitUnderTest.toColors( MULTI_FREQUENCY ) );
+		assertThat( WHITE_COLORS, is( this.unitUnderTest.toColors( WHITE_FREQUENCY ) ) );
+		assertThat( BLACK_COLORS, is( this.unitUnderTest.toColors( BLACK_FREQUENCY ) ) );
+		assertThat( MULTI_COLORS, is( this.unitUnderTest.toColors( MULTI_FREQUENCY ) ) );
 	}
 
 	@Test
 	public void testFromColors()
 	{
-		assertEquals( WHITE_FREQUENCY, this.unitUnderTest.fromColors( WHITE_COLORS ) );
-		assertEquals( BLACK_FREQUENCY, this.unitUnderTest.fromColors( BLACK_COLORS ) );
-		assertEquals( MULTI_FREQUENCY, this.unitUnderTest.fromColors( MULTI_COLORS ) );
+		assertThat( WHITE_FREQUENCY, is( this.unitUnderTest.fromColors( WHITE_COLORS ) ) );
+		assertThat( BLACK_FREQUENCY, is( this.unitUnderTest.fromColors( BLACK_COLORS ) ) );
+		assertThat( MULTI_FREQUENCY, is( this.unitUnderTest.fromColors( MULTI_COLORS ) ) );
 	}
 
 	@Test
@@ -68,40 +66,39 @@ public class P2PHelperTest
 	{
 		for( short i = Short.MIN_VALUE; i < Short.MAX_VALUE; i++ )
 		{
-			assertEquals( i, this.unitUnderTest.fromColors( this.unitUnderTest.toColors( i ) ) );
+			assertThat( i, is( this.unitUnderTest.fromColors( this.unitUnderTest.toColors( i ) ) ));
 		}
 	}
 
 	@Test
 	public void testToHexDigit()
 	{
-		assertEquals( "0", this.unitUnderTest.toHexDigit( AEColor.WHITE ) );
-		assertEquals( "1", this.unitUnderTest.toHexDigit( AEColor.ORANGE ) );
-		assertEquals( "2", this.unitUnderTest.toHexDigit( AEColor.MAGENTA ) );
-		assertEquals( "3", this.unitUnderTest.toHexDigit( AEColor.LIGHT_BLUE ) );
-		assertEquals( "4", this.unitUnderTest.toHexDigit( AEColor.YELLOW ) );
-		assertEquals( "5", this.unitUnderTest.toHexDigit( AEColor.LIME ) );
-		assertEquals( "6", this.unitUnderTest.toHexDigit( AEColor.PINK ) );
-		assertEquals( "7", this.unitUnderTest.toHexDigit( AEColor.GRAY ) );
-		assertEquals( "8", this.unitUnderTest.toHexDigit( AEColor.LIGHT_GRAY ) );
-		assertEquals( "9", this.unitUnderTest.toHexDigit( AEColor.CYAN ) );
-		assertEquals( "A", this.unitUnderTest.toHexDigit( AEColor.PURPLE ) );
-		assertEquals( "B", this.unitUnderTest.toHexDigit( AEColor.BLUE ) );
-		assertEquals( "C", this.unitUnderTest.toHexDigit( AEColor.BROWN ) );
-		assertEquals( "D", this.unitUnderTest.toHexDigit( AEColor.GREEN ) );
-		assertEquals( "E", this.unitUnderTest.toHexDigit( AEColor.RED ) );
-		assertEquals( "F", this.unitUnderTest.toHexDigit( AEColor.BLACK ) );
+		assertThat( "0", is( this.unitUnderTest.toHexDigit( AEColor.WHITE ) ) );
+		assertThat( "1", is( this.unitUnderTest.toHexDigit( AEColor.ORANGE ) ) );
+		assertThat( "2", is( this.unitUnderTest.toHexDigit( AEColor.MAGENTA ) ) );
+		assertThat( "3", is( this.unitUnderTest.toHexDigit( AEColor.LIGHT_BLUE ) ) );
+		assertThat( "4", is( this.unitUnderTest.toHexDigit( AEColor.YELLOW ) ) );
+		assertThat( "5", is( this.unitUnderTest.toHexDigit( AEColor.LIME ) ) );
+		assertThat( "6", is( this.unitUnderTest.toHexDigit( AEColor.PINK ) ) );
+		assertThat( "7", is( this.unitUnderTest.toHexDigit( AEColor.GRAY ) ) );
+		assertThat( "8", is( this.unitUnderTest.toHexDigit( AEColor.LIGHT_GRAY ) ) );
+		assertThat( "9", is( this.unitUnderTest.toHexDigit( AEColor.CYAN ) ) );
+		assertThat( "A", is( this.unitUnderTest.toHexDigit( AEColor.PURPLE ) ) );
+		assertThat( "B", is( this.unitUnderTest.toHexDigit( AEColor.BLUE ) ) );
+		assertThat( "C", is( this.unitUnderTest.toHexDigit( AEColor.BROWN ) ) );
+		assertThat( "D", is( this.unitUnderTest.toHexDigit( AEColor.GREEN ) ) );
+		assertThat( "E", is( this.unitUnderTest.toHexDigit( AEColor.RED ) ) );
+		assertThat( "F", is( this.unitUnderTest.toHexDigit( AEColor.BLACK ) ) );
 	}
 
 	@Test
 	public void testToHexString()
 	{
-		assertEquals( HEX_WHITE_FREQUENCY, this.unitUnderTest.toHexString( WHITE_FREQUENCY ) );
-		assertEquals( HEX_BLACK_FREQUENCY, this.unitUnderTest.toHexString( BLACK_FREQUENCY ) );
-		assertEquals( HEX_MULTI_FREQUENCY, this.unitUnderTest.toHexString( MULTI_FREQUENCY ) );
+		assertThat( HEX_WHITE_FREQUENCY, is( this.unitUnderTest.toHexString( WHITE_FREQUENCY ) ) );
+		assertThat( HEX_BLACK_FREQUENCY, is( this.unitUnderTest.toHexString( BLACK_FREQUENCY ) ) );
+		assertThat( HEX_MULTI_FREQUENCY, is( this.unitUnderTest.toHexString( MULTI_FREQUENCY ) ) );
 
-		assertEquals( HEX_MIN_FREQUENCY, this.unitUnderTest.toHexString( Short.MIN_VALUE ) );
-		assertEquals( HEX_MAX_FREQUENCY, this.unitUnderTest.toHexString( Short.MAX_VALUE ) );
+		assertThat( HEX_MIN_FREQUENCY, is( this.unitUnderTest.toHexString( Short.MIN_VALUE ) ) );
+		assertThat( HEX_MAX_FREQUENCY, is( this.unitUnderTest.toHexString( Short.MAX_VALUE ) ) );
 	}
-
 }