MerchantRecipeList.java

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.shininet.bukkit.itemrenamer.merchant;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.ArrayList;

import org.bukkit.inventory.ItemStack;
import org.shininet.bukkit.itemrenamer.listeners.SpigotSafeSerializer;

import com.comphenix.protocol.utility.StreamSerializer;

public class MerchantRecipeList extends ArrayList<MerchantRecipe> {

	/**
	 * Generated by Eclipse.
	 */
	private static final long serialVersionUID = 935714970432081801L;
	private static final StreamSerializer streamSerializer = SpigotSafeSerializer.getDefault();

	public void writeRecipiesToStream(DataOutputStream output) throws IOException {
        output.writeByte((byte)(this.size() & 255));

        for (MerchantRecipe merchantRecipe : this) {
            MerchantRecipe recipe = (MerchantRecipe) merchantRecipe;
            streamSerializer.serializeItemStack(output, recipe.getItemToBuy());
            streamSerializer.serializeItemStack(output, recipe.getItemToSell());

            ItemStack secondItem = recipe.getSecondItemToBuy();
            output.writeBoolean(secondItem != null);

            if (secondItem != null) {
                streamSerializer.serializeItemStack(output, secondItem);
            }

            output.writeBoolean(recipe.isCanUse());
        }
    }

    public static MerchantRecipeList readRecipiesFromStream(DataInputStream input) throws IOException {
    	MerchantRecipeList recipeList = new MerchantRecipeList();
        int size = input.readByte() & 255;

        for (int i = 0; i < size; i++) {
            ItemStack toBuy = streamSerializer.deserializeItemStack(input);
            ItemStack toSell = streamSerializer.deserializeItemStack(input);
            ItemStack toBuy2 = null;

            if (input.readBoolean()) {
                toBuy2 = streamSerializer.deserializeItemStack(input);
            }

            boolean canUse = input.readBoolean();
            MerchantRecipe recipe = new MerchantRecipe(toBuy, toBuy2, toSell, canUse);

            recipeList.add(recipe);
        }

        return recipeList;
    }
}