Java tutorial
/** * Copyright (c) 11/05/15 Davide Cossu & Matthew Albrecht. * <p/> * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 3 of the License, or (at your option) any * later version. * <p/> * This program is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A * PARTICULAR PURPOSE. See the GNU General Public License for more details. * <p/> * You should have received a copy of the GNU General Public License along with * this program; if not, see <http://www.gnu.org/licenses>. */ package com.minestellar.core.network.message; import io.netty.buffer.ByteBuf; import net.minecraft.entity.player.EntityPlayer; public class MessageAntennaOnline extends MessageBase<MessageAntennaOnline> { private boolean isOnline; private int x, y, z; /** * We keep this to prevent NPEs on Client calls of this class * <p>We'll never use this constructor</p> */ public MessageAntennaOnline() { } public MessageAntennaOnline(boolean isOnline, int x, int y, int z) { this.isOnline = isOnline; this.x = x; this.y = y; this.z = z; } @Override public void fromBytes(ByteBuf buf) { this.isOnline = buf.readBoolean(); this.x = buf.readInt(); this.y = buf.readInt(); this.z = buf.readInt(); } @Override public void toBytes(ByteBuf buf) { buf.writeBoolean(isOnline); buf.writeInt(x); buf.writeInt(y); buf.writeInt(z); } @Override public void handleClientSide(MessageAntennaOnline message, EntityPlayer player) { // NO-OP } @Override public void handleServerSide(MessageAntennaOnline message, EntityPlayer player) { if (message.isOnline) { player.worldObj.setBlockMetadataWithNotify(message.x, message.y, message.z, 1, 1 | 2); } else { player.worldObj.setBlockMetadataWithNotify(message.x, message.y, message.z, 0, 1 | 2); } } }