/**
 * @license
 * Copyright 2018 gRPC authors.
 *
 * 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.
 *
 */

syntax = "proto3";

message EchoMessage {
  string value = 1;
  int32 value2 = 2;
}

service EchoService {
  rpc Echo (EchoMessage) returns (EchoMessage);

  rpc EchoClientStream (stream EchoMessage) returns (EchoMessage);

  rpc EchoServerStream (EchoMessage) returns (stream EchoMessage);

  rpc EchoBidiStream (stream EchoMessage) returns (stream EchoMessage);
}