How to use

getUnsigned

method

in

org.apollo.net.codec.game.GamePacketReader

@Override
public ItemOnItemMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int targetId = (int) reader.getUnsigned(DataType.SHORT);
  int usedSlot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int usedId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int targetInterface = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  int targetSlot = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int usedInterface = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  return new ItemOnItemMessage(usedInterface, usedId, usedSlot, targetInterface, targetId, targetSlot);
}

@Override
public ItemOnObjectMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int objectId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int itemId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int y = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int slot = (int) reader.getUnsigned(DataType.SHORT);
  int x = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  return new ItemOnObjectMessage(interfaceId, itemId, slot, objectId, x, y);
}

@Override
public SwitchItemMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int newSlot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  boolean inserting = reader.getUnsigned(DataType.BYTE, DataTransformation.ADD) == 1;
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int oldSlot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  return new SwitchItemMessage(interfaceId, inserting, oldSlot, newSlot);
}

@Override
public PrivacyOptionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int publicChatState = (int) reader.getUnsigned(DataType.BYTE);
  int privateChatState = (int) reader.getUnsigned(DataType.BYTE);
  int tradeChatState = (int) reader.getUnsigned(DataType.BYTE);
  return new PrivacyOptionMessage(publicChatState, privateChatState, tradeChatState);
}

@Override
public ItemActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int slot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT);
  return new ItemActionMessage(3, interfaceId, id, slot);
}

@Override
public ItemActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  int slot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int id = (int) reader.getUnsigned(DataType.SHORT);
  return new ItemActionMessage(4, interfaceId, id, slot);
}

@Override
public ItemOptionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int slot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  return new ItemOptionMessage(1, interfaceId, id, slot);
}

@Override
public ItemActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT);
  int slot = (int) reader.getUnsigned(DataType.SHORT);
  return new ItemActionMessage(1, interfaceId, id, slot);
}

@Override
public ItemActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int slot = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  return new ItemActionMessage(3, interfaceId, id, slot);
}

@Override
public ItemOptionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT);
  int slot = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  return new ItemOptionMessage(5, interfaceId, id, slot);
}

@Override
public PrivacyOptionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int publicChatState = (int) reader.getUnsigned(DataType.BYTE);
  int privateChatState = (int) reader.getUnsigned(DataType.BYTE);
  int tradeChatState = (int) reader.getUnsigned(DataType.BYTE);
  return new PrivacyOptionMessage(publicChatState, privateChatState, tradeChatState);
}

@Override
public ItemOnNpcMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int index = (int) reader.getUnsigned(DataType.SHORT);
  int id = (int) reader.getSigned(DataType.SHORT, DataOrder.LITTLE);
  int widget = (int) reader.getUnsigned(DataType.SHORT,  DataOrder.LITTLE, DataTransformation.ADD);
  int slot = (int) reader.getUnsigned(DataType.SHORT);
  return new ItemOnNpcMessage(id, index, slot, widget);
}

@Override
public MagicOnNpcMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int index = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  int spell = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  return new MagicOnNpcMessage(index, spell);
}

@Override
public ArrowKeyMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int roll = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int yaw = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  return new ArrowKeyMessage(roll, yaw);
}

@Override
public ObjectActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int x = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  int y = (int) reader.getUnsigned(DataType.SHORT);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  return new ObjectActionMessage(3, id, new Position(x, y));
}

@Override
public MouseClickedMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int value = (int) reader.getUnsigned(DataType.INT);
  long delay = (value >> 20) * 50;
  boolean right = (value >> 19 & 0x1) == 1;
  int cords = value & 0x3FFFF;
  int x = cords % 765;
  int y = cords / 765;
  return new MouseClickedMessage(delay, right, x, y);
}

@Override
public NpcActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int index = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
  return new NpcActionMessage(5, index);
}

@Override
public PlayerActionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int index = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  return new PlayerActionMessage(5, index);
}

@Override
public ButtonMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int interfaceId = (int) reader.getUnsigned(DataType.SHORT);
  return new ButtonMessage(interfaceId);
}

@Override
public ItemOptionMessage decode(GamePacket packet) {
  GamePacketReader reader = new GamePacketReader(packet);
  int id = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
  int slot = (int) reader.getSigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  int interfaceId = (int) reader.getSigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
  return new ItemOptionMessage(3, interfaceId, id, slot);
}