MismatchTransactionData.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\inventory;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pocketmine\network\mcpe\protocol\InventoryTransactionPacket;
use pocketmine\network\mcpe\protocol\PacketDecodeException;
use pocketmine\network\mcpe\protocol\types\GetTypeIdFromConstTrait;
use function count;
 
class MismatchTransactionData extends TransactionData{
    use GetTypeIdFromConstTrait;
 
    public const ID = InventoryTransactionPacket::TYPE_MISMATCH;
 
    protected function decodeData(ByteBufferReader $in) : void{
        if(count($this->actions) > 0){
            throw new PacketDecodeException("Mismatch transaction type should not have any actions associated with it, but got " . count($this->actions));
        }
    }
 
    protected function encodeData(ByteBufferWriter $out) : void{
 
    }
 
    public static function new() : self{
        return new self; //no arguments
    }
}