141 lines
4.1 KiB
Java
141 lines
4.1 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.recipes;
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import java.util.Arrays;
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import java.util.LinkedList;
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import java.util.List;
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import appeng.api.exceptions.MissingIngredientError;
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import appeng.api.exceptions.RecipeError;
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import appeng.api.exceptions.RegistrationError;
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import appeng.api.recipes.IIngredient;
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import com.google.common.base.Preconditions;
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import net.minecraft.item.ItemStack;
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import net.minecraftforge.oredict.OreDictionary;
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public class GroupIngredient implements IIngredient {
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private final String name;
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private final List<IIngredient> ingredients;
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private final int qty;
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private ItemStack[] baked;
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private boolean isInside = false;
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public GroupIngredient(
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final String myName, final List<IIngredient> ingredients, final int qty
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) throws RecipeError {
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Preconditions.checkNotNull(myName);
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Preconditions.checkNotNull(ingredients);
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Preconditions.checkState(!ingredients.isEmpty());
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Preconditions.checkState(qty > 0);
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this.name = myName;
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this.qty = qty;
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for (final IIngredient ingredient : ingredients) {
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if (ingredient.isAir()) {
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throw new RecipeError("Cannot include air in a group.");
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}
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}
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this.ingredients = ingredients;
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}
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IIngredient copy(final int qty) throws RecipeError {
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Preconditions.checkState(qty > 0);
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return new GroupIngredient(this.name, this.ingredients, qty);
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}
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@Override
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public ItemStack getItemStack() throws RegistrationError, MissingIngredientError {
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throw new RegistrationError(
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"Cannot pass group of items to a recipe which desires a single recipe item."
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);
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}
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@Override
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public ItemStack[] getItemStackSet()
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throws RegistrationError, MissingIngredientError {
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if (this.baked != null) {
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return this.baked;
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}
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if (this.isInside) {
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return new ItemStack[0];
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}
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final List<ItemStack> out = new LinkedList<ItemStack>();
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this.isInside = true;
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try {
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for (final IIngredient i : this.ingredients) {
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try {
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out.addAll(Arrays.asList(i.getItemStackSet()));
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} catch (final MissingIngredientError mir) {
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// oh well this is a group!
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}
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}
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} finally {
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this.isInside = false;
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}
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if (out.isEmpty()) {
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throw new MissingIngredientError(
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this.toString() + " - group could not be resolved to any items."
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);
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}
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for (final ItemStack is : out) {
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is.stackSize = this.qty;
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}
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return out.toArray(new ItemStack[out.size()]);
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}
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@Override
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public boolean isAir() {
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return false;
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}
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@Override
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public String getNameSpace() {
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return "";
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}
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@Override
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public String getItemName() {
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return this.name;
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}
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@Override
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public int getDamageValue() {
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return OreDictionary.WILDCARD_VALUE;
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}
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@Override
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public int getQty() {
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return this.qty;
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}
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@Override
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public void bake() throws RegistrationError, MissingIngredientError {
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this.baked = null;
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this.baked = this.getItemStackSet();
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}
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}
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