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Applied-Energistics-2/src/main/java/appeng/util/item/ItemModList.java
T
2022-09-17 08:08:02 -03:00

75 lines
2.5 KiB
Java

/*
* 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.util.item;
import appeng.api.AEApi;
import appeng.api.config.FuzzyMode;
import appeng.api.storage.channels.IItemStorageChannel;
import appeng.api.storage.data.IAEItemStack;
import appeng.api.storage.data.IItemContainer;
import java.util.Collection;
public class ItemModList implements IItemContainer<IAEItemStack> {
private final IItemContainer<IAEItemStack> backingStore;
private final IItemContainer<IAEItemStack> overrides = AEApi.instance().storage().getStorageChannel(IItemStorageChannel.class).createList();
public ItemModList(final IItemContainer<IAEItemStack> backend) {
this.backingStore = backend;
}
@Override
public void add(final IAEItemStack option) {
IAEItemStack over = this.overrides.findPrecise(option);
if (over == null) {
over = this.backingStore.findPrecise(option);
if (over == null) {
this.overrides.add(option);
} else {
option.add(over);
this.overrides.add(option);
}
} else {
this.overrides.add(option);
}
}
@Override
public IAEItemStack findPrecise(final IAEItemStack i) {
final IAEItemStack over = this.overrides.findPrecise(i);
if (over == null) {
return this.backingStore.findPrecise(i);
}
return over;
}
@Override
public Collection<IAEItemStack> findFuzzy(final IAEItemStack input, final FuzzyMode fuzzy) {
return this.overrides.findFuzzy(input, fuzzy);
}
@Override
public boolean isEmpty() {
return this.overrides.isEmpty() && this.backingStore.isEmpty();
}
}