示例#1
0
 /**
  * {@inheritDoc}
  */
 public function read()
 {
     $reader = new Awaitable();
     $this->readersQueue->enqueue($reader);
     if ($this->buffer) {
         while (!$this->buffer->isReadable()) {
             (yield $reader->await());
         }
         $this->readersQueue->dequeue();
         $this->notifyAwaiting($this->writersQueue);
         return $this->buffer->read()->content();
     }
     while ($this->messageQueue->count() <= $this->indexOf($reader, $this->readersQueue)) {
         (yield $reader->await());
     }
     $index = $this->indexOf($reader, $this->readersQueue);
     $msg = $this->messageQueue->offsetGet($index);
     $this->readersQueue->offsetUnset($index);
     $this->messageQueue->offsetUnset($index);
     $this->notifyAwaiting($this->readersQueue);
     $this->notifyAwaiting($this->writersQueue);
     return $msg->content();
 }