From 27cdbfb7f3e36bb50d6497a093de9e34a1a1c58a Mon Sep 17 00:00:00 2001
From: Sebastian Hartte <sebastian@hartte.de>
Date: Tue, 28 Jul 2020 22:56:03 +0200
Subject: [PATCH] Fix NPEs when the input isn't an item.

---
 .../integration/modules/jei/FacadeRegistryGenerator.java  | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/main/java/appeng/integration/modules/jei/FacadeRegistryGenerator.java b/src/main/java/appeng/integration/modules/jei/FacadeRegistryGenerator.java
index 6f3235b10..176c6fb14 100644
--- a/src/main/java/appeng/integration/modules/jei/FacadeRegistryGenerator.java
+++ b/src/main/java/appeng/integration/modules/jei/FacadeRegistryGenerator.java
@@ -60,6 +60,10 @@ class FacadeRegistryGenerator implements LiveRecipeGenerator<DefaultShapedDispla
 
     @Override
     public Optional<List<DefaultShapedDisplay>> getRecipeFor(EntryStack entry) {
+        if (entry.getType() != EntryStack.Type.ITEM) {
+            return Optional.empty(); // We only have items
+        }
+
         // Looking up how a certain facade is crafted
         ItemStack itemStack = entry.getItemStack();
         if (itemStack.getItem() instanceof FacadeItem) {
@@ -73,6 +77,10 @@ class FacadeRegistryGenerator implements LiveRecipeGenerator<DefaultShapedDispla
 
     @Override
     public Optional<List<DefaultShapedDisplay>> getUsageFor(EntryStack entry) {
+        if (entry.getType() != EntryStack.Type.ITEM) {
+            return Optional.empty(); // We only have items
+        }
+
         // Looking up if a certain block can be used to make a facade
         ItemStack itemStack = entry.getItemStack();
         ItemStack facade = this.itemFacade.createFacadeForItem(itemStack, false);