Implement Bus and ObjectProxy classes for our D-Bus library.

dbus/test_service.cc

+// Copyright (c) 2011 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 "dbus/test_service.h"
+
+#include "base/bind.h"
+#include "base/threading/platform_thread.h"
+#include "dbus/bus.h"
+#include "dbus/exported_object.h"
+#include "dbus/message.h"
+
+namespace dbus {
+
+const int TestService::kSlowEchoSleepMs = 100;  // In milliseconds.
+
+TestService::TestService()
+    : base::Thread("TestService"),
+      service_started_(false),
+      on_service_started_(&service_started_lock_) {
+}
+
+TestService::~TestService() {
+}
+
+void TestService::StartService() {
+  base::Thread::Options thread_options;
+  thread_options.message_loop_type = MessageLoop::TYPE_IO;
+  StartWithOptions(thread_options);
+}
+
+void TestService::WaitUntilServiceIsStarted() {
+  message_loop()->PostTask(
+      FROM_HERE,
+      base::Bind(&TestService::OnServiceStarted,
+                 base::Unretained(this)));
+  base::AutoLock auto_lock(service_started_lock_);
+  while (!service_started_)
+    on_service_started_.Wait();
+}
+
+void TestService::OnServiceStarted() {
+  base::AutoLock auto_lock(service_started_lock_);
+  service_started_ = true;
+  on_service_started_.Signal();
+}
+
+void TestService::Run(MessageLoop* message_loop) {
+  Bus::Options bus_options;
+  bus_options.bus_type = Bus::SESSION;
+  bus_options.connection_type = Bus::PRIVATE;
+  bus_ = new Bus(bus_options);
+
+  exported_object_ = bus_->GetExportedObject(
+      "org.chromium.TestService",
+      "/org/chromium/TestObject");
+  CHECK(exported_object_->ExportMethodAndBlock(
+      "org.chromium.TestInterface",
+      "Echo",
+      base::Bind(&TestService::Echo,
+                 base::Unretained(this))));
+  CHECK(exported_object_->ExportMethodAndBlock(
+      "org.chromium.TestInterface",
+      "SlowEcho",
+      base::Bind(&TestService::SlowEcho,
+                 base::Unretained(this))));
+  CHECK(exported_object_->ExportMethodAndBlock(
+      "org.chromium.TestInterface",
+      "BrokenMethod",
+      base::Bind(&TestService::BrokenMethod,
+                 base::Unretained(this))));
+
+  message_loop->Run();
+}
+
+void TestService::CleanUp() {
+  bus_->ShutdownAndBlock();
+}
+
+Response* TestService::Echo(MethodCall* method_call) {
+  MessageReader reader(method_call);
+  std::string text_message;
+  if (!reader.PopString(&text_message))
+    return NULL;
+
+  Response* response = Response::FromMethodCall(method_call);
+  MessageWriter writer(response);
+  writer.AppendString(text_message);
+  return response;
+}
+
+Response* TestService::SlowEcho(MethodCall* method_call) {
+  base::PlatformThread::Sleep(kSlowEchoSleepMs);
+  return Echo(method_call);
+}
+
+Response* TestService::BrokenMethod(MethodCall* method_call) {
+  return NULL;
+}
+
+}  // namespace dbus