Relocate cache-related classes to mcpe\cache namespace

src/network/mcpe/cache/StaticPacketCache.php

@@ -0,0 +1,69 @@
+<?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\network\mcpe\cache;
+
+use pocketmine\network\mcpe\protocol\AvailableActorIdentifiersPacket;
+use pocketmine\network\mcpe\protocol\BiomeDefinitionListPacket;
+use pocketmine\network\mcpe\protocol\serializer\NetworkNbtSerializer;
+use pocketmine\network\mcpe\protocol\types\CacheableNbt;
+use pocketmine\utils\SingletonTrait;
+use function file_get_contents;
+
+class StaticPacketCache{
+	use SingletonTrait;
+
+	/** @var BiomeDefinitionListPacket */
+	private $biomeDefs;
+	/** @var AvailableActorIdentifiersPacket */
+	private $availableActorIdentifiers;
+
+	/**
+	 * @phpstan-return CacheableNbt<\pocketmine\nbt\tag\CompoundTag>
+	 */
+	private static function loadCompoundFromFile(string $filePath) : CacheableNbt{
+		$rawNbt = @file_get_contents($filePath);
+		if($rawNbt === false) throw new \RuntimeException("Failed to read file");
+		return new CacheableNbt((new NetworkNbtSerializer())->read($rawNbt)->mustGetCompoundTag());
+	}
+
+	private static function make() : self{
+		return new self(
+			BiomeDefinitionListPacket::create(self::loadCompoundFromFile(\pocketmine\RESOURCE_PATH . '/vanilla/biome_definitions.nbt')),
+			AvailableActorIdentifiersPacket::create(self::loadCompoundFromFile(\pocketmine\RESOURCE_PATH . '/vanilla/entity_identifiers.nbt'))
+		);
+	}
+
+	public function __construct(BiomeDefinitionListPacket $biomeDefs, AvailableActorIdentifiersPacket $availableActorIdentifiers){
+		$this->biomeDefs = $biomeDefs;
+		$this->availableActorIdentifiers = $availableActorIdentifiers;
+	}
+
+	public function getBiomeDefs() : BiomeDefinitionListPacket{
+		return $this->biomeDefs;
+	}
+
+	public function getAvailableActorIdentifiers() : AvailableActorIdentifiersPacket{
+		return $this->availableActorIdentifiers;
+	}
+}