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 OHOS_DISTRIBUTED_DATA_FRAMEWORKS_KVDB_NOTIFIER_CLIENT_H
17 #define OHOS_DISTRIBUTED_DATA_FRAMEWORKS_KVDB_NOTIFIER_CLIENT_H
18 
19 #include <mutex>
20 #include "concurrent_map.h"
21 #include "kvdb_notifier_stub.h"
22 #include "kvstore_sync_callback.h"
23 
24 namespace OHOS {
25 namespace DistributedKv {
26 class KVDBNotifierClient : public KVDBNotifierStub {
27 public:
28     KVDBNotifierClient() = default;
29     virtual ~KVDBNotifierClient();
30 
31     void SyncCompleted(const std::map<std::string, Status> &results, uint64_t sequenceId) override;
32     void SyncCompleted(uint64_t seqNum, ProgressDetail &&detail) override;
33 
34     void OnRemoteChange(const std::map<std::string, bool> &mask, int32_t dataType) override;
35 
36     void OnSwitchChange(const SwitchNotification &notification) override;
37 
38     void AddSyncCallback(const std::shared_ptr<KvStoreSyncCallback> callback, uint64_t sequenceId);
39 
40     void DeleteSyncCallback(uint64_t sequenceId);
41 
42     void AddSwitchCallback(const std::string &appId, std::shared_ptr<KvStoreObserver> observer);
43 
44     void DeleteSwitchCallback(const std::string &appId, std::shared_ptr<KvStoreObserver> observer);
45 
46     void AddCloudSyncCallback(uint64_t sequenceId, const AsyncDetail &async);
47     void DeleteCloudSyncCallback(uint64_t sequenceId);
48 
49     bool IsChanged(const std::string &deviceId, DataType dataType);
50 
51 private:
52     ConcurrentMap<uint64_t, std::shared_ptr<KvStoreSyncCallback>> syncCallbackInfo_;
53     ConcurrentMap<std::string, std::pair<bool, bool>> remotes_;
54     ConcurrentMap<uintptr_t, std::shared_ptr<KvStoreObserver>> switchObservers_;
55     ConcurrentMap<uint64_t, AsyncDetail> cloudSyncCallbacks_;
56 };
57 } // namespace DistributedKv
58 } // namespace OHOS
59 
60 #endif // OHOS_DISTRIBUTED_DATA_FRAMEWORKS_KVDB_NOTIFIER_CLIENT_H
61