public function recv_gen_id()
 {
     $bin_accel = $this->input_ instanceof Thrift\Protocol\TProtocol::$TBINARYPROTOCOLACCELERATED && function_exists('thrift_protocol_read_binary');
     if ($bin_accel) {
         $result = thrift_protocol_read_binary($this->input_, '\\generator_service_gen_id_result', $this->input_->isStrictRead());
     } else {
         $rseqid = 0;
         $fname = null;
         $mtype = 0;
         $this->input_->readMessageBegin($fname, $mtype, $rseqid);
         if ($mtype == Thrift\Type\TMessageType::EXCEPTION) {
             $x = new Thrift\Exception\TApplicationException();
             $x->read($this->input_);
             $this->input_->readMessageEnd();
             throw $x;
         }
         $result = new generator_service_gen_id_result();
         $result->read($this->input_);
         $this->input_->readMessageEnd();
     }
     if ($result->success !== null) {
         return $result->success;
     }
     throw new \Exception("gen_id failed: unknown result");
 }