ShapelessRecipes.java

package net.minecraft.item.crafting;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import net.minecraft.inventory.InventoryCrafting;
import net.minecraft.item.ItemStack;
import net.minecraft.world.World;

public class ShapelessRecipes implements IRecipe
{
    /** Is the ItemStack that you get when craft the recipe. */
    private final ItemStack recipeOutput;
    /** Is a List of ItemStack that composes the recipe. */
    public final List recipeItems;
    private static final String __OBFID = "CL_00000094";

    public ShapelessRecipes(ItemStack p_i1918_1_, List p_i1918_2_)
    {
        this.recipeOutput = p_i1918_1_;
        this.recipeItems = p_i1918_2_;
    }

    public ItemStack getRecipeOutput()
    {
        return this.recipeOutput;
    }

    /**
     * Used to check if a recipe matches current crafting inventory
     */
    public boolean matches(InventoryCrafting p_77569_1_, World p_77569_2_)
    {
        ArrayList arraylist = new ArrayList(this.recipeItems);

        for (int i = 0; i < 3; ++i)
        {
            for (int j = 0; j < 3; ++j)
            {
                ItemStack itemstack = p_77569_1_.getStackInRowAndColumn(j, i);

                if (itemstack != null)
                {
                    boolean flag = false;
                    Iterator iterator = arraylist.iterator();

                    while (iterator.hasNext())
                    {
                        ItemStack itemstack1 = (ItemStack)iterator.next();

                        if (itemstack.getItem() == itemstack1.getItem() && (itemstack1.getMetadata() == 32767 || itemstack.getMetadata() == itemstack1.getMetadata()))
                        {
                            flag = true;
                            arraylist.remove(itemstack1);
                            break;
                        }
                    }

                    if (!flag)
                    {
                        return false;
                    }
                }
            }
        }

        return arraylist.isEmpty();
    }

    /**
     * Returns an Item that is the result of this recipe
     */
    public ItemStack getCraftingResult(InventoryCrafting p_77572_1_)
    {
        return this.recipeOutput.copy();
    }

    /**
     * Returns the size of the recipe area
     */
    public int getRecipeSize()
    {
        return this.recipeItems.size();
    }
}