Task.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\scheduler;
 
use pocketmine\utils\Utils;
 
abstract class Task{
    private ?TaskHandler $taskHandler = null;
 
    final public function getHandler() : ?TaskHandler{
        return $this->taskHandler;
    }
 
    public function getName() : string{
        return Utils::getNiceClassName($this);
    }
 
    final public function setHandler(?TaskHandler $taskHandler) : void{
        if($this->taskHandler === null || $taskHandler === null){
            $this->taskHandler = $taskHandler;
        }
    }
 
    abstract public function onRun() : void;
 
    public function onCancel() : void{
 
    }
}