Added ThreadManager, removed PHP self-kill

src/pocketmine/ThreadManager.php

@@ -0,0 +1,68 @@
+<?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/
+ *
+ *
+*/
+
+namespace pocketmine;
+
+class ThreadManager extends \Threaded{
+
+	/** @var ThreadManager */
+	private static $instance = null;
+
+	public static function init(){
+		self::$instance = new ThreadManager();
+	}
+
+	/**
+	 * @return ThreadManager
+	 */
+	public static function getInstance(){
+		return self::$instance;
+	}
+
+	/**
+	 * @param Worker|Thread $thread
+	 */
+	public function add($thread){
+		if($thread instanceof Thread or $thread instanceof Worker){
+			$this->{spl_object_hash($thread)} = $thread;
+		}
+	}
+
+	/**
+	 * @param Worker|Thread $thread
+	 */
+	public function remove($thread){
+		if($thread instanceof Thread or $thread instanceof Worker){
+			unset($this->{spl_object_hash($thread)});
+		}
+	}
+
+	/**
+	 * @return Worker[]|Thread[]
+	 */
+	public function getAll(){
+		$array = [];
+		foreach($this as $key => $thread){
+			$array[$key] = $thread;
+		}
+		return $array;
+	}
+}