Refactor DBusThreadManager to split away BT clients.

chromeos/dbus/bluetooth_gatt_descriptor_client.cc

Index: chromeos/dbus/bluetooth_gatt_descriptor_client.cc
diff --git a/chromeos/dbus/bluetooth_gatt_descriptor_client.cc b/chromeos/dbus/bluetooth_gatt_descriptor_client.cc
deleted file mode 100644
index 86d38ffea85fa014849e90d4e8f47bcafa8ec050..0000000000000000000000000000000000000000
--- a/chromeos/dbus/bluetooth_gatt_descriptor_client.cc
+++ /dev/null
@@ -1,266 +0,0 @@
-// Copyright 2014 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 "chromeos/dbus/bluetooth_gatt_descriptor_client.h"
-
-#include "base/bind.h"
-#include "base/memory/weak_ptr.h"
-#include "base/observer_list.h"
-#include "dbus/bus.h"
-#include "dbus/object_manager.h"
-#include "third_party/cros_system_api/dbus/service_constants.h"
-
-namespace chromeos {
-
-namespace {
-
-// TODO(armansito): Move this constant to cros_system_api.
-const char kValueProperty[] = "Value";
-
-}  // namespace
-
-// static
-const char BluetoothGattDescriptorClient::kNoResponseError[] =
-    "org.chromium.Error.NoResponse";
-// static
-const char BluetoothGattDescriptorClient::kUnknownDescriptorError[] =
-    "org.chromium.Error.UnknownDescriptor";
-
-BluetoothGattDescriptorClient::Properties::Properties(
-    dbus::ObjectProxy* object_proxy,
-    const std::string& interface_name,
-    const PropertyChangedCallback&callback)
-    : dbus::PropertySet(object_proxy, interface_name, callback) {
-  RegisterProperty(bluetooth_gatt_descriptor::kUUIDProperty, &uuid);
-  RegisterProperty(bluetooth_gatt_descriptor::kCharacteristicProperty,
-                   &characteristic);
-  RegisterProperty(kValueProperty, &value);
-}
-
-BluetoothGattDescriptorClient::Properties::~Properties() {
-}
-
-// The BluetoothGattDescriptorClient implementation used in production.
-class BluetoothGattDescriptorClientImpl
-    : public BluetoothGattDescriptorClient,
-      public dbus::ObjectManager::Interface {
- public:
-  BluetoothGattDescriptorClientImpl()
-      : object_manager_(NULL),
-        weak_ptr_factory_(this) {
-  }
-
-  ~BluetoothGattDescriptorClientImpl() override {
-    object_manager_->UnregisterInterface(
-        bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface);
-  }
-
-  // BluetoothGattDescriptorClientImpl override.
-  void AddObserver(BluetoothGattDescriptorClient::Observer* observer) override {
-    DCHECK(observer);
-    observers_.AddObserver(observer);
-  }
-
-  // BluetoothGattDescriptorClientImpl override.
-  void RemoveObserver(
-      BluetoothGattDescriptorClient::Observer* observer) override {
-    DCHECK(observer);
-    observers_.RemoveObserver(observer);
-  }
-
-  // BluetoothGattDescriptorClientImpl override.
-  std::vector<dbus::ObjectPath> GetDescriptors() override {
-    DCHECK(object_manager_);
-    return object_manager_->GetObjectsWithInterface(
-        bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface);
-  }
-
-  // BluetoothGattDescriptorClientImpl override.
-  Properties* GetProperties(const dbus::ObjectPath& object_path) override {
-    DCHECK(object_manager_);
-    return static_cast<Properties*>(
-        object_manager_->GetProperties(
-            object_path,
-            bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface));
-  }
-
-  // BluetoothGattDescriptorClientImpl override.
-  void ReadValue(const dbus::ObjectPath& object_path,
-                 const ValueCallback& callback,
-                 const ErrorCallback& error_callback) override {
-    dbus::ObjectProxy* object_proxy =
-        object_manager_->GetObjectProxy(object_path);
-    if (!object_proxy) {
-      error_callback.Run(kUnknownDescriptorError, "");
-      return;
-    }
-
-    dbus::MethodCall method_call(
-        bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface,
-        bluetooth_gatt_descriptor::kReadValue);
-
-    object_proxy->CallMethodWithErrorCallback(
-        &method_call,
-        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
-        base::Bind(&BluetoothGattDescriptorClientImpl::OnValueSuccess,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   callback),
-        base::Bind(&BluetoothGattDescriptorClientImpl::OnError,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback));
-  }
-
-  // BluetoothGattDescriptorClientImpl override.
-  void WriteValue(const dbus::ObjectPath& object_path,
-                  const std::vector<uint8>& value,
-                  const base::Closure& callback,
-                  const ErrorCallback& error_callback) override {
-    dbus::ObjectProxy* object_proxy =
-        object_manager_->GetObjectProxy(object_path);
-    if (!object_proxy) {
-      error_callback.Run(kUnknownDescriptorError, "");
-      return;
-    }
-
-    dbus::MethodCall method_call(
-        bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface,
-        bluetooth_gatt_descriptor::kWriteValue);
-    dbus::MessageWriter writer(&method_call);
-    writer.AppendArrayOfBytes(value.data(), value.size());
-
-    object_proxy->CallMethodWithErrorCallback(
-        &method_call,
-        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
-        base::Bind(&BluetoothGattDescriptorClientImpl::OnSuccess,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   callback),
-        base::Bind(&BluetoothGattDescriptorClientImpl::OnError,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback));
-  }
-
-  // dbus::ObjectManager::Interface override.
-  dbus::PropertySet* CreateProperties(
-      dbus::ObjectProxy* object_proxy,
-      const dbus::ObjectPath& object_path,
-      const std::string& interface_name) override {
-    Properties* properties = new Properties(
-        object_proxy,
-        interface_name,
-        base::Bind(&BluetoothGattDescriptorClientImpl::OnPropertyChanged,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   object_path));
-    return static_cast<dbus::PropertySet*>(properties);
-  }
-
-  // dbus::ObjectManager::Interface override.
-  void ObjectAdded(const dbus::ObjectPath& object_path,
-                   const std::string& interface_name) override {
-    VLOG(2) << "Remote GATT descriptor added: " << object_path.value();
-    FOR_EACH_OBSERVER(BluetoothGattDescriptorClient::Observer, observers_,
-                      GattDescriptorAdded(object_path));
-  }
-
-  // dbus::ObjectManager::Interface override.
-  void ObjectRemoved(const dbus::ObjectPath& object_path,
-                     const std::string& interface_name) override {
-    VLOG(2) << "Remote GATT descriptor removed: " << object_path.value();
-    FOR_EACH_OBSERVER(BluetoothGattDescriptorClient::Observer, observers_,
-                      GattDescriptorRemoved(object_path));
-  }
-
- protected:
-  // chromeos::DBusClient override.
-  void Init(dbus::Bus* bus) override {
-    object_manager_ = bus->GetObjectManager(
-        bluetooth_object_manager::kBluetoothObjectManagerServiceName,
-        dbus::ObjectPath(
-            bluetooth_object_manager::kBluetoothObjectManagerServicePath));
-    object_manager_->RegisterInterface(
-        bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface,
-        this);
-  }
-
- private:
-  // Called by dbus::PropertySet when a property value is changed, either by
-  // result of a signal or response to a GetAll() or Get() call. Informs
-  // observers.
-  virtual void OnPropertyChanged(const dbus::ObjectPath& object_path,
-                                 const std::string& property_name) {
-    VLOG(2) << "Remote GATT descriptor property changed: "
-            << object_path.value() << ": " << property_name;
-    FOR_EACH_OBSERVER(BluetoothGattDescriptorClient::Observer, observers_,
-                      GattDescriptorPropertyChanged(object_path,
-                                                    property_name));
-  }
-
-  // Called when a response for a successful method call is received.
-  void OnSuccess(const base::Closure& callback, dbus::Response* response) {
-    DCHECK(response);
-    callback.Run();
-  }
-
-  // Called when a descriptor value response for a successful method call is
-  // received.
-  void OnValueSuccess(const ValueCallback& callback, dbus::Response* response) {
-    DCHECK(response);
-    dbus::MessageReader reader(response);
-
-    const uint8* bytes = NULL;
-    size_t length = 0;
-
-    if (!reader.PopArrayOfBytes(&bytes, &length))
-      VLOG(2) << "Error reading array of bytes in ValueCallback";
-
-    std::vector<uint8> value;
-
-    if (bytes)
-      value.assign(bytes, bytes + length);
-
-    callback.Run(value);
-  }
-
-  // Called when a response for a failed method call is received.
-  void OnError(const ErrorCallback& error_callback,
-               dbus::ErrorResponse* response) {
-    // Error response has optional error message argument.
-    std::string error_name;
-    std::string error_message;
-    if (response) {
-      dbus::MessageReader reader(response);
-      error_name = response->GetErrorName();
-      reader.PopString(&error_message);
-    } else {
-      error_name = kNoResponseError;
-      error_message = "";
-    }
-    error_callback.Run(error_name, error_message);
-  }
-
-  dbus::ObjectManager* object_manager_;
-
-  // List of observers interested in event notifications from us.
-  base::ObserverList<BluetoothGattDescriptorClient::Observer> observers_;
-
-  // Weak pointer factory for generating 'this' pointers that might live longer
-  // than we do.
-  // Note: This should remain the last member so it'll be destroyed and
-  // invalidate its weak pointers before any other members are destroyed.
-  base::WeakPtrFactory<BluetoothGattDescriptorClientImpl> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(BluetoothGattDescriptorClientImpl);
-};
-
-BluetoothGattDescriptorClient::BluetoothGattDescriptorClient() {
-}
-
-BluetoothGattDescriptorClient::~BluetoothGattDescriptorClient() {
-}
-
-// static
-BluetoothGattDescriptorClient* BluetoothGattDescriptorClient::Create() {
-  return new BluetoothGattDescriptorClientImpl();
-}
-
-}  // namespace chromeos