AttributeValue.php

<?php
 
/*
 * This file is part of BedrockProtocol.
 * Copyright (C) 2014-2022 PocketMine Team <https://github.com/pmmp/BedrockProtocol>
 *
 * BedrockProtocol 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.
 */
 
declare(strict_types=1);
 
namespace pocketmine\network\mcpe\protocol\types;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pmmp\encoding\VarInt;
use pocketmine\network\mcpe\protocol\PacketDecodeException;
 
abstract class AttributeValue{
 
    abstract public function getTypeId() : int;
 
    abstract public function write(ByteBufferWriter $out) : void;
 
    public static function read(ByteBufferReader $in) : self{
        return match(VarInt::readUnsignedInt($in)){
            AttributeValueBool::ID => AttributeValueBool::read($in),
            AttributeValueFloat::ID => AttributeValueFloat::read($in),
            AttributeValueColor::ID => AttributeValueColor::read($in),
            default => throw new PacketDecodeException("Unknown AttributeValue type"),
        };
    }
}