luos/workflow/engine/classes/ApplicationWithoutDelegationRecordsException.php

<?php

/**
 * Application without Delegations exception
 */
class ApplicationWithoutDelegationRecordsException extends Exception
{
    // Redefine the exception so message isn't optional
    public function __construct($message, $code = 0)
    {
        // some code
        // make sure everything is assigned properly
        parent::__construct($message, $code);
    }

    // custom string representation of object
    public function __toString()
    {
        return __CLASS__ . ": [{$this->code}]: {$this->message}\n";
    }
}