buildcraft.core.lib.network.PacketUpdate.java Source code

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Here is the source code for buildcraft.core.lib.network.PacketUpdate.java

Source

/**
 * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
 * http://www.mod-buildcraft.com
 * <p/>
 * BuildCraft is distributed under the terms of the Minecraft Mod Public
 * License 1.0, or MMPL. Please check the contents of the license located in
 * http://www.mod-buildcraft.com/MMPL-1.0.txt
 */
package buildcraft.core.lib.network;

import io.netty.buffer.ByteBuf;

import buildcraft.api.core.ISerializable;

public abstract class PacketUpdate extends Packet {
    public ByteBuf stream;
    public ISerializable payload;

    private int packetId;

    public PacketUpdate() {
    }

    public PacketUpdate(int packetId, ISerializable payload) {
        this(packetId);

        this.payload = payload;
    }

    public PacketUpdate(int packetId) {
        this.packetId = packetId;
        this.isChunkDataPacket = true;
    }

    @Override
    public void writeData(ByteBuf data) {
        data.writeByte(packetId);
        writeIdentificationData(data);

        if (payload != null) {
            payload.writeData(data);
        }
    }

    public abstract void writeIdentificationData(ByteBuf data);

    @Override
    public void readData(ByteBuf data) {
        packetId = data.readByte();
        readIdentificationData(data);

        stream = data; // for further reading
    }

    public abstract void readIdentificationData(ByteBuf data);

    @Override
    public int getID() {
        return packetId;
    }
}