1<?php 2/* 3 * 4 * Copyright 2020 gRPC authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 */ 19 20namespace Grpc; 21 22/** 23 * This is an experimental and incomplete implementation of gRPC server 24 * for PHP. APIs are _definitely_ going to be changed. 25 * 26 * DO NOT USE in production. 27 */ 28 29class ServerCallReader 30{ 31 public function __construct($call, string $request_type) 32 { 33 $this->call_ = $call; 34 $this->request_type_ = $request_type; 35 } 36 37 public function read() 38 { 39 $event = $this->call_->startBatch([ 40 OP_RECV_MESSAGE => true, 41 ]); 42 if ($event->message === null) { 43 return null; 44 } 45 $data = new $this->request_type_; 46 $data->mergeFromString($event->message); 47 return $data; 48 } 49 50 private $call_; 51 private $request_type_; 52} 53