fixup: use helloworld API

Author: eugeneo

examples/cpp/flow_control/BUILD

@@ -21,7 +21,7 @@ cc_binary(
     deps = [
         "//:grpc++",
         "//:grpc++_reflection",
-        "//examples/protos:hellostreamingworld",
+        "//examples/protos:helloworld_cc_grpc",
         "@com_google_absl//absl/flags:flag",
         "@com_google_absl//absl/flags:parse",
     ],
@@ -34,7 +34,7 @@ cc_binary(
     deps = [
         "//:grpc++",
         "//:grpc++_reflection",
-        "//examples/protos:hellostreamingworld",
+        "//examples/protos:helloworld_cc_grpc",
         "@com_google_absl//absl/flags:flag",
         "@com_google_absl//absl/flags:parse",
     ],

examples/cpp/flow_control/CMakeLists.txt

@@ -27,9 +27,9 @@
 #include <grpcpp/grpcpp.h>
 
 #ifdef BAZEL_BUILD
-#include "examples/protos/hellostreamingworld.grpc.pb.h"
+#include "examples/protos/helloworld.grpc.pb.h"
 #else
-#include "hellostreamingworld.grpc.pb.h"
+#include "helloworld.grpc.pb.h"
 #endif
 
 ABSL_FLAG(std::string, target, "localhost:50051", "Server address");
@@ -39,8 +39,7 @@ ABSL_FLAG(bool, bdp_probe, false,
 
 namespace {
 
-class Reader final
-    : public grpc::ClientReadReactor<hellostreamingworld::HelloReply> {
+class Reader final : public grpc::ClientReadReactor<helloworld::HelloReply> {
  public:
   void Start() {
     StartRead(&res_);
@@ -74,7 +73,7 @@ class Reader final
  private:
   absl::Mutex mu_;
   absl::optional<grpc::Status> result_;
-  hellostreamingworld::HelloReply res_;
+  helloworld::HelloReply res_;
 };
 
 }  // namespace
@@ -91,12 +90,12 @@ int main(int argc, char* argv[]) {
   auto channel = grpc::CreateCustomChannel(absl::GetFlag(FLAGS_target),
                                            grpc::InsecureChannelCredentials(),
                                            channel_arguments);
-  auto greeter = hellostreamingworld::MultiGreeter::NewStub(channel);
+  auto greeter = helloworld::Greeter::NewStub(channel);
   grpc::ClientContext ctx;
-  hellostreamingworld::HelloRequest req;
+  helloworld::HelloRequest req;
   req.set_name("World");
   Reader reader;
-  greeter->async()->sayHello(&ctx, &req, &reader);
+  greeter->async()->SayHelloStreamReply(&ctx, &req, &reader);
   reader.Start();
   auto status = reader.WaitForDone();
   if (status.ok()) {

examples/cpp/flow_control/server_flow_control_client.cc

@@ -30,9 +30,9 @@
 #include <grpcpp/support/status.h>
 
 #ifdef BAZEL_BUILD
-#include "examples/protos/hellostreamingworld.grpc.pb.h"
+#include "examples/protos/helloworld.grpc.pb.h"
 #else
-#include "hellostreamingworld.grpc.pb.h"
+#include "helloworld.grpc.pb.h"
 #endif
 
 ABSL_FLAG(uint16_t, port, 50051, "Server port for the service");
@@ -53,7 +53,7 @@ namespace {
  * previous one is done.
  */
 class HelloReactor final
-    : public grpc::ServerWriteReactor<hellostreamingworld::HelloReply> {
+    : public grpc::ServerWriteReactor<helloworld::HelloReply> {
  public:
   HelloReactor(size_t message_size, size_t to_send)
       : messages_to_send_(to_send) {
@@ -88,21 +88,20 @@ class HelloReactor final
   void OnDone() override { delete this; }
 
  private:
-  hellostreamingworld::HelloReply res_;
+  helloworld::HelloReply res_;
   size_t messages_to_send_;
   absl::optional<absl::Time> write_start_time_;
   absl::Mutex mu_;
 };
 
-class GreeterService final
-    : public hellostreamingworld::MultiGreeter::CallbackService {
+class GreeterService final : public helloworld::Greeter::CallbackService {
  public:
   GreeterService(size_t message_size, size_t to_send)
       : message_size_(message_size), to_send_(to_send) {}
 
-  grpc::ServerWriteReactor<hellostreamingworld::HelloReply>* sayHello(
+  grpc::ServerWriteReactor<helloworld::HelloReply>* SayHelloStreamReply(
       grpc::CallbackServerContext* /*context*/,
-      const hellostreamingworld::HelloRequest* request) override {
+      const helloworld::HelloRequest* request) override {
     return new HelloReactor(message_size_, to_send_);
   }