super-hog/app/Handlers/HandlerFactory.php

<?php

namespace App\Handlers;

use Exception;

/**
 *  Factory to getting Handler-Classes
 *
 *
 */

class HandlerFactory
{
    /**
     *  getting handler class if exists
     *
     *  @param  String $className
     *  @return Mixed
     *
     */
    private static function getHandlerClass(String $prefix, String $className)
    {
        $result = NULL;

        // create class
        $class = 'App\\Handlers\\'.$prefix.'\\'.$className);

        // if not found check for custom handlers
        if (class_exists($class)) {
            $result = new $class();
        } else {

            // create class
            $class = 'CustomHandlers\\'.$prefix.'\\'.$className;

            if (class_exists($class)) {
                $result = new $class();
            }
        }

        // if there is not class throw Exception
        if ($result === NULL) {
            thrown new Exception($prefix.'\\'.$className.' not Found!');
        }

        return $result;
    }
    /**
     *
     *
     *  @param  String $className
     *  @return Mixed
     *
     */
    public static function getResponseHandlerClass(String $className)
    {
        return self::getHandlerClass('Response', String $className)
    }

    /**
     *
     *
     *  @param  String $className
     *  @return Mixed
     *
     */
    public static function getActionHandlerClass(String $className)
    {
        return self::getHandlerClass('Actions', String $className)
    }
}