Java tutorial
/* * The MIT License (MIT) * * Copyright (c) 2016. Diorite (by Bartomiej Mazur (aka GotoFinal)) * * 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 org.diorite.impl.connection.packets.play.clientbound; import java.io.IOException; import org.apache.commons.lang3.builder.ToStringBuilder; import org.apache.commons.lang3.builder.ToStringStyle; import org.diorite.impl.connection.EnumProtocol; import org.diorite.impl.connection.EnumProtocolDirection; import org.diorite.impl.connection.packets.PacketClass; import org.diorite.impl.connection.packets.PacketDataSerializer; import org.diorite.impl.connection.packets.play.PacketPlayClientboundListener; @PacketClass(id = 0x25, protocol = EnumProtocol.PLAY, direction = EnumProtocolDirection.CLIENTBOUND, size = 9) public class PacketPlayClientboundRelEntityMove extends PacketPlayClientbound { private int entityId; // ~5 bytes private byte deltaX; // 1 byte private byte deltaY; // 1 byte private byte deltaZ; // 1 byte private boolean onGround; // 1 byte public PacketPlayClientboundRelEntityMove() { } public PacketPlayClientboundRelEntityMove(final int entityId, final byte deltaX, final byte deltaY, final byte deltaZ, final boolean onGround) { this.entityId = entityId; this.deltaX = deltaX; this.deltaY = deltaY; this.deltaZ = deltaZ; this.onGround = onGround; } @SuppressWarnings("MagicNumber") public PacketPlayClientboundRelEntityMove(final int entityId, final double deltaX, final double deltaY, final double deltaZ, final boolean onGround) { this.entityId = entityId; this.deltaX = (byte) (deltaX * 32); this.deltaY = (byte) (deltaY * 32); this.deltaZ = (byte) (deltaZ * 32); this.onGround = onGround; } @Override public void readPacket(final PacketDataSerializer data) throws IOException { this.entityId = data.readVarInt(); this.deltaX = data.readByte(); this.deltaY = data.readByte(); this.deltaZ = data.readByte(); this.onGround = data.readBoolean(); } @Override public void writeFields(final PacketDataSerializer data) throws IOException { data.writeVarInt(this.entityId); data.writeByte(this.deltaX); data.writeByte(this.deltaY); data.writeByte(this.deltaZ); data.writeBoolean(this.onGround); } @Override public void handle(final PacketPlayClientboundListener listener) { listener.handle(this); } public int getEntityId() { return this.entityId; } public void setEntityId(final int entityId) { this.entityId = entityId; } public byte getDeltaX() { return this.deltaX; } public void setDeltaX(final byte deltaX) { this.deltaX = deltaX; } public byte getDeltaY() { return this.deltaY; } public void setDeltaY(final byte deltaY) { this.deltaY = deltaY; } public byte getDeltaZ() { return this.deltaZ; } public void setDeltaZ(final byte deltaZ) { this.deltaZ = deltaZ; } public boolean isOnGround() { return this.onGround; } public void setOnGround(final boolean onGround) { this.onGround = onGround; } @Override public String toString() { return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE).appendSuper(super.toString()) .append("entityId", this.entityId).append("deltaX", this.deltaX).append("deltaY", this.deltaY) .append("deltaZ", this.deltaZ).append("onGround", this.onGround).toString(); } }