示例#1
0
 /**
  * Attempts to read from the input channel in the stored `ReadIntent`.
  *
  * @return mixed
  */
 protected function attemptRead()
 {
     if ($this->isReading()) {
         $data = $this->read($this->readIntent->getChannel());
         if ($data) {
             $this->readIntent = null;
         }
         return $data;
     }
 }
 /**
  * Handles the generator response.
  *
  * @param OutputIntent|ReadIntent|null $data
  *
  * @return boolean
  *
  * @throws InvalidBufferException
  */
 private function handleResponse($data)
 {
     if ($data instanceof OutputIntent) {
         try {
             $this->write($data->getChannel(), $data->getContent());
         } catch (InvalidBufferException $e) {
             $this->invalidate();
         }
     }
     if ($data instanceof ReadIntent) {
         $this->readIntent = $data;
     } elseif ($data === null) {
         $this->invalidate();
         return null;
     }
     return true;
 }