Rpc/Promise.php
public function receiveNoWait()
    {
        if (null == $this->message) {
            if ($message = $this->doReceive($this->receiveNoWaitCallback, $this)) {
                $this->message = $message;

                call_user_func($this->finallyCallback, $this);
            }
        }

        return $this->message;
    }
public function receiveNoWait()
    {
        if (null == $this->message) {
            if ($message = $this->doReceive($this->receiveNoWaitCallback, $this)) {
                $this->message = $message;

                call_user_func($this->finallyCallback, $this);
            }
        }

        return $this->message;
    }
public function receiveNoWait ( ) { if ( null == $ this -> message ) { if ( $ message = $ this -> doReceive ( $ this -> receiveNoWaitCallback , $ this ) ) { $ this -> message = $ message ; call_user_func ( $ this -> finallyCallback , $ this ) ; } } return $ this -> message ; }
Non blocking function. Returns message or null.

@return InteropMessage|null
Non blocking function . Returns message or null .