Initial checkin of gRPC to third_party/

third_party/grpc/examples/cpp/helloworld/greeter_server.cc

 /*
- * Copyright (C) 2011 Google Inc. All rights reserved.
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
  */
 
-#ifndef WebScopedUserGesture_h
-#define WebScopedUserGesture_h
+#include <iostream>
+#include <memory>
+#include <string>
 
-#include "../platform/WebPrivateOwnPtr.h"
+#include <grpc++/grpc++.h>
 
-namespace blink {
+#include "helloworld.grpc.pb.h"
 
-class UserGestureIndicator;
-class WebUserGestureToken;
+using grpc::Server;
+using grpc::ServerBuilder;
+using grpc::ServerContext;
+using grpc::Status;
+using helloworld::HelloRequest;
+using helloworld::HelloReply;
+using helloworld::Greeter;
 
-// An instance of this class, while kept alive, will indicate that we are in
-// the context of a known user gesture. To use, create one, perform whatever
-// actions were done under color of a known user gesture, and then delete it.
-// Usually this will be done on the stack.
-//
-// SECURITY WARNING: Do not create several instances of this class for the same
-// user gesture. Doing so might enable malicious code to work around certain
-// restrictions such as opening multiple windows.
-// Instead, obtain the current WebUserGestureToken from the
-// WebUserGestureIndicator, and use this token to create a
-// WebScopedUserGesture. If the token was alrady consumed, the new
-// WebScopedUserGesture will not indicate that we are in the context of a user
-// gesture.
-class WebScopedUserGesture {
-public:
-    explicit WebScopedUserGesture(const WebUserGestureToken& token) { initializeWithToken(token); }
-    WebScopedUserGesture() { initialize(); }
-    ~WebScopedUserGesture() { reset(); }
-
-private:
-    BLINK_EXPORT void initialize();
-    BLINK_EXPORT void initializeWithToken(const WebUserGestureToken&);
-    BLINK_EXPORT void reset();
-
-    WebPrivateOwnPtr<UserGestureIndicator> m_indicator;
+// Logic and data behind the server's behavior.
+class GreeterServiceImpl final : public Greeter::Service {
+  Status SayHello(ServerContext* context, const HelloRequest* request,
+                  HelloReply* reply) override {
+    std::string prefix("Hello ");
+    reply->set_message(prefix + request->name());
+    return Status::OK;
+  }
 };
 
-} // namespace blink
+void RunServer() {
+  std::string server_address("0.0.0.0:50051");
+  GreeterServiceImpl service;
 
-#endif // WebScopedUserGesture_h
+  ServerBuilder builder;
+  // Listen on the given address without any authentication mechanism.
+  builder.AddListeningPort(server_address, grpc::InsecureServerCredentials());
+  // Register "service" as the instance through which we'll communicate with
+  // clients. In this case it corresponds to an *synchronous* service.
+  builder.RegisterService(&service);
+  // Finally assemble the server.
+  std::unique_ptr<Server> server(builder.BuildAndStart());
+  std::cout << "Server listening on " << server_address << std::endl;
+
+  // Wait for the server to shutdown. Note that some other thread must be
+  // responsible for shutting down the server for this call to ever return.
+  server->Wait();
+}
+
+int main(int argc, char** argv) {
+  RunServer();
+
+  return 0;
+}