protected function handleWorkerOutput($type, $line)
    {
        if (isset($this->outputHandler)) {
            call_user_func($this->outputHandler, $type, $line);
        }
    }
protected function handleWorkerOutput($type, $line)
    {
        if (isset($this->outputHandler)) {
            call_user_func($this->outputHandler, $type, $line);
        }
    }
protected function handleWorkerOutput ( $ type , $ line ) { if ( isset ( $ this -> outputHandler ) ) { call_user_func ( $ this -> outputHandler , $ type , $ line ) ; } }
Handle output from the worker process.

@param  int  $type
@param  string  $line
@return void
Handle output from the worker process .