Java tutorial
/* * This file is part of Vanilla. * * Copyright (c) 2011 Spout LLC <http://www.spout.org/> * Vanilla is licensed under the Spout License Version 1. * * Vanilla 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. * * In addition, 180 days after any changes are published, you can use the * software, incorporating those changes, under the terms of the MIT license, * as described in the Spout License Version 1. * * Vanilla 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 Lesser General Public License for * more details. * * You should have received a copy of the GNU Lesser General Public License, * the MIT license and the Spout License Version 1 along with this program. * If not, see <http://www.gnu.org/licenses/> for the GNU Lesser General Public * License and see <http://spout.in/licensev1> for the full license, including * the MIT license. */ package org.spout.vanilla.protocol.codec.world; import java.io.IOException; import io.netty.buffer.ByteBuf; import io.netty.buffer.Unpooled; import org.spout.api.protocol.MessageCodec; import org.spout.api.protocol.reposition.NullRepositionManager; import org.spout.vanilla.protocol.VanillaByteBufUtils; import org.spout.vanilla.protocol.msg.world.ParticleEffectMessage; public class ParticleEffectCodec extends MessageCodec<ParticleEffectMessage> { public ParticleEffectCodec() { super(ParticleEffectMessage.class, 0x3F); } @Override public ParticleEffectMessage decode(ByteBuf buffer) throws IOException { String name = VanillaByteBufUtils.readString(buffer); float x = buffer.readFloat(); float y = buffer.readFloat(); float z = buffer.readFloat(); float xOffset = buffer.readFloat(); float yOffset = buffer.readFloat(); float zOffset = buffer.readFloat(); float velocity = buffer.readFloat(); int amount = buffer.readInt(); return new ParticleEffectMessage(name, x, y, z, xOffset, yOffset, zOffset, velocity, amount, NullRepositionManager.getInstance()); } @Override public ByteBuf encode(ParticleEffectMessage message) throws IOException { ByteBuf buffer = Unpooled.buffer(); VanillaByteBufUtils.writeString(buffer, message.getName()); buffer.writeFloat(message.getX()); buffer.writeFloat(message.getY()); buffer.writeFloat(message.getZ()); buffer.writeFloat(message.getXOffset()); buffer.writeFloat(message.getYOffset()); buffer.writeFloat(message.getZOffset()); buffer.writeFloat(message.getVelocity()); buffer.writeInt(message.getAmount()); return buffer; } }