syntax = "proto3"; option java_multiple_files = true; option java_package = "io.grpc.examples.helloworld"; option java_outer_classname = "HelloWorldProto"; package helloworld; // The greeting service definition. service Greeter { // Sends a greeting rpc SayHello (HelloRequest) returns (HelloReply) {}; rpc StreamExample (StreamExampleRequest) returns (stream StreamExampleReply) {}; } // The request message containing the user's name. message HelloRequest { string name = 1; } // The response message containing the greetings message HelloReply { string message = 1; } message StreamExampleRequest {} message StreamExampleReply { string data = 1; }