Java tutorial
/* * This file is part of Cubic Chunks Mod, licensed under the MIT License (MIT). * * Copyright (c) 2015 contributors * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package cubicchunks.network; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.network.PacketBuffer; import net.minecraft.util.math.ChunkPos; import net.minecraftforge.fml.common.network.simpleimpl.IMessage; import net.minecraftforge.fml.common.network.simpleimpl.MessageContext; import cubicchunks.world.column.Column; import io.netty.buffer.ByteBuf; public class PacketColumn implements IMessage { private ChunkPos chunkPos; private byte[] data; public PacketColumn() { } public PacketColumn(Column column) { this.chunkPos = column.getChunkCoordIntPair(); this.data = new byte[WorldEncoder.getEncodedSize(column)]; PacketBuffer out = new PacketBuffer(WorldEncoder.createByteBufForWrite(this.data)); WorldEncoder.encodeColumn(out, column); } @Override public void fromBytes(ByteBuf buf) { this.chunkPos = new ChunkPos(buf.readInt(), buf.readInt()); this.data = new byte[buf.readInt()]; buf.readBytes(this.data); } @Override public void toBytes(ByteBuf buf) { buf.writeInt(chunkPos.chunkXPos); buf.writeInt(chunkPos.chunkZPos); buf.writeInt(this.data.length); buf.writeBytes(this.data); } public ChunkPos getChunkPos() { return chunkPos; } public byte[] getData() { return data; } public static class Handler extends AbstractClientMessageHandler<PacketColumn> { @Override public IMessage handleClientMessage(EntityPlayer player, PacketColumn message, MessageContext ctx) { ClientHandler.getInstance().handle(message); return null; } } }