1// Copyright 2019 The gRPC authors. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15syntax = "proto3"; 16 17option java_multiple_files = true; 18option java_package = "io.grpc.examples.helloworld"; 19option java_outer_classname = "HelloWorldProto"; 20option objc_class_prefix = "HLW"; 21 22package helloworld; 23 24import "google/protobuf/timestamp.proto"; 25import "google/protobuf/duration.proto"; 26import "subdir/hello_dep.proto"; 27 28// The greeting service definition. 29service Greeter { 30 // Sends a greeting 31 rpc SayHello (HelloRequest) returns (HelloReply) {} 32} 33 34// The request message containing the user's name. 35message HelloRequest { 36 string name = 1; 37 google.protobuf.Timestamp request_initiation = 2; 38} 39 40// The response message containing the greetings, plus some additional 41// data of a type defined in a separate .proto file. 42message HelloReply { 43 string message = 1; 44 google.protobuf.Duration request_duration = 2; 45 HelloDep dep = 3; 46} 47