1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef DISTRIBUTEDDATA_SRC_COMMUNICATION_PROVIDER_IMPL_H
17 #define DISTRIBUTEDDATA_SRC_COMMUNICATION_PROVIDER_IMPL_H
18 
19 #include <set>
20 
21 #include "app_pipe_mgr.h"
22 #include "communication_provider.h"
23 
24 namespace OHOS {
25 namespace AppDistributedKv {
26 class CommunicationProviderImpl : public CommunicationProvider {
27 public:
28     explicit CommunicationProviderImpl(AppPipeMgr &appPipeMgr);
29 
30     virtual ~CommunicationProviderImpl();
31 
32     // add DataChangeListener to watch data change;
33     Status StartWatchDataChange(const AppDataChangeListener *observer, const PipeInfo &pipeInfo) override;
34 
35     // stop watching data change;
36     Status StopWatchDataChange(const AppDataChangeListener *observer, const PipeInfo &pipeInfo) override;
37 
38     // Send data to other device, function will be called back after sent to notify send result.
39     std::pair<Status, int32_t> SendData(const PipeInfo &pipeInfo, const DeviceId &deviceId, const DataInfo &dataInfo,
40         uint32_t totalLength, const MessageInfo &info) override;
41 
42     // start 1 server to listen data from other devices;
43     Status Start(const PipeInfo &pipeInfo) override;
44 
45     // stop server
46     Status Stop(const PipeInfo &pipeInfo) override;
47 
48     bool IsSameStartedOnPeer(const PipeInfo &pipeInfo, const DeviceId &peer) const override;
49     void SetMessageTransFlag(const struct PipeInfo &pipeInfo, bool flag) override;
50 
51     Status Broadcast(const PipeInfo &pipeInfo, const LevelInfo &levelInfo) override;
52     int32_t ListenBroadcastMsg(const PipeInfo &pipeInfo,
53         std::function<void(const std::string &, const LevelInfo &)> listener) override;
54 
55 protected:
56     virtual Status Initialize();
57 
58     static std::mutex mutex_;
59 
60 private:
61     AppPipeMgr &appPipeMgr_;
62 };
63 } // namespace AppDistributedKv
64 } // namespace OHOS
65 #endif /* DISTRIBUTEDDATA_SRC_COMMUNICATION_PROVIDER_IMPL_H */
66