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backported fastutil implementation of the item list

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This commit is contained in:
Salomão
2021-06-14 10:53:50 -03:00
parent e3c9c4ce65
commit 08952b48dd
11 changed files with 1001 additions and 930 deletions
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src/main/java/appeng/util/item/AEItemStackRegistry.java
+23 -46
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@@ -23,7 +23,6 @@
package appeng.util.item;
import java.lang.ref.WeakReference;
import java.util.WeakHashMap;
@@ -31,56 +30,34 @@ import javax.annotation.Nonnull;
import net.minecraft.item.ItemStack;
import appeng.util.Platform;
public final class AEItemStackRegistry {
private static final WeakHashMap<AESharedItemStack, WeakReference<AESharedItemStack>> REGISTRY = new WeakHashMap<>();
private AEItemStackRegistry() {
}
public final class AEItemStackRegistry
{
private static final WeakHashMap<AESharedItemStack, WeakReference<AESharedItemStack>> SERVER_REGISTRY = new WeakHashMap<>();
private static final WeakHashMap<AESharedItemStack, WeakReference<AESharedItemStack>> CLIENT_REGISTRY = new WeakHashMap<>();
static synchronized AESharedItemStack getRegisteredStack(final @Nonnull ItemStack itemStack) {
if (itemStack.isEmpty()) {
throw new IllegalArgumentException("stack cannot be empty");
}
private AEItemStackRegistry()
{
}
int oldStackSize = itemStack.getCount();
itemStack.setCount(1);
private static WeakHashMap<AESharedItemStack, WeakReference<AESharedItemStack>> registry()
{
if( Platform.isClient() )
{
return CLIENT_REGISTRY;
}
else
{
return SERVER_REGISTRY;
}
}
AESharedItemStack search = new AESharedItemStack(itemStack);
WeakReference<AESharedItemStack> weak = REGISTRY.get(search);
AESharedItemStack ret = null;
static synchronized AESharedItemStack getRegisteredStack( final @Nonnull ItemStack itemStack )
{
if( itemStack.isEmpty() )
{
throw new IllegalArgumentException( "stack cannot be empty" );
}
if (weak != null) {
ret = weak.get();
}
int oldStackSize = itemStack.getCount();
itemStack.setCount( 1 );
if (ret == null) {
ret = new AESharedItemStack(itemStack.copy());
REGISTRY.put(ret, new WeakReference<>(ret));
}
itemStack.setCount(oldStackSize);
AESharedItemStack search = new AESharedItemStack( itemStack );
WeakReference<AESharedItemStack> weak = registry().get( search );
AESharedItemStack ret = null;
if( weak != null )
{
ret = weak.get();
}
if( ret == null )
{
ret = new AESharedItemStack( itemStack.copy() );
registry().put( ret, new WeakReference<>( ret ) );
}
itemStack.setCount( oldStackSize );
return ret;
}
return ret;
}
}