// Copyright (c) 2018, the gRPC project authors. Please see the AUTHORS file // for details. All rights reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. /// Dart implementation of the gRPC helloworld.Greeter client. import 'dart:async'; import 'package:grpc/grpc.dart'; import 'package:helloworld/src/generated/helloworld.pb.dart'; import 'package:helloworld/src/generated/helloworld.pbgrpc.dart'; Future main(List args) async { final channel = new ClientChannel('localhost', port: 50051, options: const ChannelOptions( credentials: const ChannelCredentials.insecure())); final stub = new GreeterClient(channel); final name = args.isNotEmpty ? args[0] : 'world'; try { final response = await stub.sayHello(new HelloRequest()..name = name); print('Greeter client received: ${response.message}'); } catch (e) { print('Caught error: $e'); } await channel.shutdown(); }