Eliminate Connector::Connect(), Connection, etc.

services/service_manager/tests/connect/connect_test_app.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/guid.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/service_manager/public/c/main.h"
+#include "services/service_manager/public/cpp/binder_registry.h"
 #include "services/service_manager/public/cpp/connector.h"
 #include "services/service_manager/public/cpp/interface_factory.h"
-#include "services/service_manager/public/cpp/interface_registry.h"
 #include "services/service_manager/public/cpp/service.h"
 #include "services/service_manager/public/cpp/service_context.h"
 #include "services/service_manager/public/cpp/service_runner.h"
 #include "services/service_manager/public/interfaces/connector.mojom.h"
 #include "services/service_manager/tests/connect/connect_test.mojom.h"
 
 namespace service_manager {
 
 namespace {
 
-void QuitLoop(base::RunLoop* loop) {
+void QuitLoop(base::RunLoop* loop,
+              mojom::ConnectResult* out_result,
+              Identity* out_resolved_identity,
+              mojom::ConnectResult result,
+              const Identity& resolved_identity) {
   loop->Quit();
+  *out_result = result;
+  *out_resolved_identity = resolved_identity;
 }
 
 void ReceiveString(std::string* string,
                    base::RunLoop* loop,
                    const std::string& response) {
   *string = response;
   loop->Quit();
 }
 
 }  // namespace
@@ skipping 15 matching lines @@
 
  private:
   // service_manager::Service:
   void OnStart() override {
     bindings_.set_connection_error_handler(
         base::Bind(&ConnectTestApp::OnConnectionError,
                    base::Unretained(this)));
     standalone_bindings_.set_connection_error_handler(
         base::Bind(&ConnectTestApp::OnConnectionError,
                    base::Unretained(this)));
+    registry_.AddInterface<test::mojom::ConnectTestService>(this);
+    registry_.AddInterface<test::mojom::StandaloneApp>(this);
+    registry_.AddInterface<test::mojom::BlockedInterface>(this);
+    registry_.AddInterface<test::mojom::UserIdTest>(this);
   }
-
-  bool OnConnect(const ServiceInfo& remote_info,
-                 InterfaceRegistry* registry) override {
-    registry->AddInterface<test::mojom::ConnectTestService>(this);
-    registry->AddInterface<test::mojom::StandaloneApp>(this);
-    registry->AddInterface<test::mojom::BlockedInterface>(this);
-    registry->AddInterface<test::mojom::UserIdTest>(this);
-
-    test::mojom::ConnectionStatePtr state(test::mojom::ConnectionState::New());
-    state->connection_remote_name = remote_info.identity.name();
-    state->connection_remote_userid = remote_info.identity.user_id();
-    state->initialize_local_name = context()->identity().name();
-    state->initialize_userid = context()->identity().user_id();
-
-    context()->connector()->BindInterface(remote_info.identity, &caller_);
-    caller_->ConnectionAccepted(std::move(state));
-
-    return true;
+  void OnBindInterface(const ServiceInfo& source_info,
+                       const std::string& interface_name,
+                       mojo::ScopedMessagePipeHandle interface_pipe) override {
+    registry_.BindInterface(source_info.identity, interface_name,
+                            std::move(interface_pipe));
   }
 
   // InterfaceFactory<test::mojom::ConnectTestService>:
   void Create(const Identity& remote_identity,
               test::mojom::ConnectTestServiceRequest request) override {
     bindings_.AddBinding(this, std::move(request));
+    test::mojom::ConnectionStatePtr state(test::mojom::ConnectionState::New());
+    state->connection_remote_name = remote_identity.name();
+    state->connection_remote_userid = remote_identity.user_id();
+    state->initialize_local_name = context()->identity().name();
+    state->initialize_userid = context()->identity().user_id();
+
+    context()->connector()->BindInterface(remote_identity, &caller_);
+    caller_->ConnectionAccepted(std::move(state));
   }
 
   // InterfaceFactory<test::mojom::StandaloneApp>:
   void Create(const Identity& remote_identity,
               test::mojom::StandaloneAppRequest request) override {
     standalone_bindings_.AddBinding(this, std::move(request));
   }
 
   // InterfaceFactory<test::mojom::BlockedInterface>:
   void Create(const Identity& remote_identity,
@@ skipping 12 matching lines @@
     callback.Run("APP");
   }
   void GetInstance(const GetInstanceCallback& callback) override {
     callback.Run(context()->identity().instance());
   }
 
   // test::mojom::StandaloneApp:
   void ConnectToAllowedAppInBlockedPackage(
       const ConnectToAllowedAppInBlockedPackageCallback& callback) override {
     base::RunLoop run_loop;
-    std::unique_ptr<Connection> connection =
-        context()->connector()->Connect("connect_test_a");
-    connection->SetConnectionLostClosure(
-        base::Bind(&ConnectTestApp::OnConnectionBlocked,
-                   base::Unretained(this), callback, &run_loop));
     test::mojom::ConnectTestServicePtr test_service;
-    connection->GetInterface(&test_service);
+    context()->connector()->BindInterface("connect_test_a", &test_service);
+    test_service.set_connection_error_handler(
+        base::Bind(&ConnectTestApp::OnConnectionBlocked, base::Unretained(this),
+                   callback, &run_loop));
     test_service->GetTitle(
         base::Bind(&ConnectTestApp::OnGotTitle, base::Unretained(this),
                    callback, &run_loop));
     {
       // This message is dispatched as a task on the same run loop, so we need
       // to allow nesting in order to pump additional signals.
       base::MessageLoop::ScopedNestableTaskAllower allow(
           base::MessageLoop::current());
       run_loop.Run();
     }
   }
   void ConnectToClassInterface(
       const ConnectToClassInterfaceCallback& callback) override {
-    std::unique_ptr<Connection> connection =
-        context()->connector()->Connect("connect_test_class_app");
     test::mojom::ClassInterfacePtr class_interface;
-    connection->GetInterface(&class_interface);
+    context()->connector()->BindInterface("connect_test_class_app",
+                                          &class_interface);
     std::string ping_response;
     {
       base::RunLoop loop;
       class_interface->Ping(base::Bind(&ReceiveString, &ping_response, &loop));
       base::MessageLoop::ScopedNestableTaskAllower allow(
           base::MessageLoop::current());
       loop.Run();
     }
     test::mojom::ConnectTestServicePtr service;
-    connection->GetInterface(&service);
+    context()->connector()->BindInterface("connect_test_class_app", &service);
     std::string title_response;
     {
       base::RunLoop loop;
       service->GetTitle(base::Bind(&ReceiveString, &title_response, &loop));
       base::MessageLoop::ScopedNestableTaskAllower allow(
           base::MessageLoop::current());
       loop.Run();
     }
     callback.Run(ping_response, title_response);
   }
 
   // test::mojom::BlockedInterface:
   void GetTitleBlocked(const GetTitleBlockedCallback& callback) override {
     callback.Run("Called Blocked Interface!");
   }
 
   // test::mojom::UserIdTest:
   void ConnectToClassAppAsDifferentUser(
       const service_manager::Identity& target,
       const ConnectToClassAppAsDifferentUserCallback& callback) override {
-    std::unique_ptr<Connection> connection =
-        context()->connector()->Connect(target);
+    context()->connector()->StartService(target);
+    mojom::ConnectResult result;
+    Identity resolved_identity;
     {
       base::RunLoop loop;
-      connection->AddConnectionCompletedClosure(base::Bind(&QuitLoop, &loop));
+      Connector::TestApi test_api(context()->connector());
+      test_api.SetStartServiceCallback(
+          base::Bind(&QuitLoop, &loop, &result, &resolved_identity));
       base::MessageLoop::ScopedNestableTaskAllower allow(
           base::MessageLoop::current());
       loop.Run();
     }
-    callback.Run(static_cast<int32_t>(connection->GetResult()),
-                 connection->GetRemoteIdentity());
+    callback.Run(static_cast<int32_t>(result), resolved_identity);
   }
 
   void OnConnectionBlocked(
       const ConnectToAllowedAppInBlockedPackageCallback& callback,
       base::RunLoop* run_loop) {
     callback.Run("uninitialized");
     run_loop->Quit();
   }
 
   void OnGotTitle(
       const ConnectToAllowedAppInBlockedPackageCallback& callback,
       base::RunLoop* run_loop,
       const std::string& title) {
     callback.Run(title);
     run_loop->Quit();
   }
 
   void OnConnectionError() {
     if (bindings_.empty() && standalone_bindings_.empty())
       base::MessageLoop::current()->QuitWhenIdle();
   }
 
+  BinderRegistry registry_;
   mojo::BindingSet<test::mojom::ConnectTestService> bindings_;
   mojo::BindingSet<test::mojom::StandaloneApp> standalone_bindings_;
   mojo::BindingSet<test::mojom::BlockedInterface> blocked_bindings_;
   mojo::BindingSet<test::mojom::UserIdTest> user_id_test_bindings_;
   test::mojom::ExposedInterfacePtr caller_;
 
   DISALLOW_COPY_AND_ASSIGN(ConnectTestApp);
 };
 
 }  // namespace service_manager
 
 MojoResult ServiceMain(MojoHandle service_request_handle) {
   service_manager::ServiceRunner runner(new service_manager::ConnectTestApp);
   return runner.Run(service_request_handle);
 }