ActuallyAdditions/src/main/java/de/ellpeck/actuallyadditions/mod/util/ItemStackHandlerAA.java

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/*
* This file ("ItemStackHandlerAA.java") is part of the Actually Additions mod for Minecraft.
* It is created and owned by Ellpeck and distributed
* under the Actually Additions License to be found at
* http://ellpeck.de/actaddlicense
* View the source code at https://github.com/Ellpeck/ActuallyAdditions
*
* © 2015-2017 Ellpeck
*/
package de.ellpeck.actuallyadditions.mod.util;
import net.minecraft.item.ItemStack;
import net.minecraft.util.NonNullList;
import net.minecraftforge.items.ItemStackHandler;
/**
* The Actually Additions variant of ItemStackHandler. Provides methods to disallow add/removal based on automation context. Defaults to thinking operations are performed by automation.
* @author Shadows
*/
public class ItemStackHandlerAA extends ItemStackHandler {
public ItemStackHandlerAA(int slots) {
super(slots);
}
public NonNullList<ItemStack> getItems() {
return this.stacks;
}
@Override
public ItemStack insertItem(int slot, ItemStack stack, boolean simulate) {
return insertItem(slot, stack, simulate, true);
}
public ItemStack insertItem(int slot, ItemStack stack, boolean simulate, boolean fromAutomation) {
if (!canAccept(slot, stack, fromAutomation)) return stack;
return super.insertItem(slot, stack, simulate);
}
@Override
public ItemStack extractItem(int slot, int amount, boolean simulate) {
return extractItem(slot, amount, simulate, true);
}
public ItemStack extractItem(int slot, int amount, boolean simulate, boolean byAutomation) {
if (!canRemove(slot, byAutomation)) return ItemStack.EMPTY;
return super.extractItem(slot, amount, simulate);
}
public boolean canAccept(int slot, ItemStack stack, boolean fromAutomation) {
return true;
}
public boolean canRemove(int slot, boolean byAutomation) {
return true;
}
}