NBT.php

<?php
 
/*
 *
 *  ____            _        _   __  __ _                  __  __ ____
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
 *
 * This program 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.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
*/
 
declare(strict_types=1);
 
namespace pocketmine\nbt;
 
use pocketmine\nbt\tag\ByteArrayTag;
use pocketmine\nbt\tag\ByteTag;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\nbt\tag\DoubleTag;
use pocketmine\nbt\tag\FloatTag;
use pocketmine\nbt\tag\IntArrayTag;
use pocketmine\nbt\tag\IntTag;
use pocketmine\nbt\tag\ListTag;
use pocketmine\nbt\tag\LongTag;
use pocketmine\nbt\tag\ShortTag;
use pocketmine\nbt\tag\StringTag;
use pocketmine\nbt\tag\Tag;
 
abstract class NBT{
 
    public const TAG_End = 0;
    public const TAG_Byte = 1;
    public const TAG_Short = 2;
    public const TAG_Int = 3;
    public const TAG_Long = 4;
    public const TAG_Float = 5;
    public const TAG_Double = 6;
    public const TAG_ByteArray = 7;
    public const TAG_String = 8;
    public const TAG_List = 9;
    public const TAG_Compound = 10;
    public const TAG_IntArray = 11;
 
    public static function createTag(int $type, NbtStreamReader $reader, ReaderTracker $tracker) : Tag{
        switch($type){
            case self::TAG_Byte:
                return ByteTag::read($reader);
            case self::TAG_Short:
                return ShortTag::read($reader);
            case self::TAG_Int:
                return IntTag::read($reader);
            case self::TAG_Long:
                return LongTag::read($reader);
            case self::TAG_Float:
                return FloatTag::read($reader);
            case self::TAG_Double:
                return DoubleTag::read($reader);
            case self::TAG_ByteArray:
                return ByteArrayTag::read($reader);
            case self::TAG_String:
                return StringTag::read($reader);
            case self::TAG_List:
                return ListTag::read($reader, $tracker);
            case self::TAG_Compound:
                return CompoundTag::read($reader, $tracker);
            case self::TAG_IntArray:
                return IntArrayTag::read($reader);
            default:
                throw new NbtDataException("Unknown NBT tag type $type");
        }
    }
}