| // Copyright 2015 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef BUFFET_DBUS_COMMAND_DISPATCHER_H_ |
| #define BUFFET_DBUS_COMMAND_DISPATCHER_H_ |
| |
| #include <map> |
| #include <string> |
| |
| #include <base/macros.h> |
| #include <base/memory/weak_ptr.h> |
| |
| namespace weave { |
| class Command; |
| class Device; |
| } |
| |
| namespace brillo { |
| namespace dbus_utils { |
| class ExportedObjectManager; |
| } // namespace dbus_utils |
| } // namespace brillo |
| |
| namespace buffet { |
| |
| // Implements D-Bus dispatch of commands. When OnCommandAdded is called, |
| // DBusCommandDispacher creates an instance of DBusCommandProxy object and |
| // advertises it through ExportedObjectManager on D-Bus. Command handling |
| // processes can watch the new D-Bus object appear and communicate with it to |
| // update the command handling progress. Once command is handled, |
| // DBusCommandProxy::Done() is called and the command is removed from the |
| // command queue and D-Bus ExportedObjectManager. |
| class DBusCommandDispacher final { |
| public: |
| explicit DBusCommandDispacher( |
| const base::WeakPtr<brillo::dbus_utils::ExportedObjectManager>& |
| object_manager, |
| weave::Device* device); |
| |
| private: |
| void OnCommandAdded(const std::weak_ptr<weave::Command>& cmd); |
| |
| base::WeakPtr<brillo::dbus_utils::ExportedObjectManager> object_manager_; |
| int next_id_{0}; |
| |
| // Default constructor is used in special circumstances such as for testing. |
| DBusCommandDispacher() = default; |
| |
| base::WeakPtrFactory<DBusCommandDispacher> weak_ptr_factory_{this}; |
| |
| DISALLOW_COPY_AND_ASSIGN(DBusCommandDispacher); |
| }; |
| |
| } // namespace buffet |
| |
| #endif // BUFFET_DBUS_COMMAND_DISPATCHER_H_ |