library/ProcessEvent.php
public function setParam($name, $value)
    {
        switch ($name) {
            case 'processor':
                $this->setProcessor($value);
                break;
            case 'message':
                $this->setMessage($value);
                break;
            case 'result':
                $this->setResult($value);
                break;
            default:
                parent::setParam($name, $value);
                break;
        }
        return $this;
    }
public function setParam($name, $value)
    {
        switch ($name) {
            case 'processor':
                $this->setProcessor($value);
                break;
            case 'message':
                $this->setMessage($value);
                break;
            case 'result':
                $this->setResult($value);
                break;
            default:
                parent::setParam($name, $value);
                break;
        }
        return $this;
    }
public function setParam ( $ name , $ value ) { switch ( $ name ) { case 'processor' : $ this -> setProcessor ( $ value ) ; break ; case 'message' : $ this -> setMessage ( $ value ) ; break ; case 'result' : $ this -> setResult ( $ value ) ; break ; default : parent :: setParam ( $ name , $ value ) ; break ; } return $ this ; }
Set an individual event parameter

@param  string $name
@param  mixed $value
@return $this
Set an individual event parameter