<?php
    ....
    /**
     * @param int $type
     * @return Application|Job
     * @throws ErrorException
     */
    public static function getTypeModel(int $type)
    {
        $objectType = AliasObjectType::findOne($type);
        switch ($objectType->type) {
            case self::TYPE_APPLICATION :
                return new Application();
                break;
            case self::TYPE_JOB :
                return new Job();
                break;
            default:
                throw new ErrorException('Unknown type');
                break;
        }
    }
}