syntax = "proto3";

package demo.comm;

option java_package = "com.huangzj.comm.gen";
option java_outer_classname = "EchoProto";
option java_multiple_files = true;

message EchoRequest {
  string text = 1;
}

message EchoResponse {
  string text = 1;
  int64 server_time_ms = 2;
}