1 /*
2  * Copyright (c) 2021-2023 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 #ifndef OHOS_ABILITY_RUNTIME_DATA_ABILITY_OBSERVER_PROXY_H
16 #define OHOS_ABILITY_RUNTIME_DATA_ABILITY_OBSERVER_PROXY_H
17 
18 #include "data_ability_observer_interface.h"
19 
20 #include <iremote_proxy.h>
21 
22 namespace OHOS {
23 namespace AAFwk {
24 class DataAbilityObserverProxy : public IRemoteProxy<IDataAbilityObserver> {
25 public:
26     explicit DataAbilityObserverProxy(const sptr<IRemoteObject> &remote);
27     virtual ~DataAbilityObserverProxy();
28 
29     /**
30      * @brief Called back to notify that the data being observed has changed.
31      *
32      * @param uri Indicates the path of the data to operate.
33      */
34     void OnChange() override;
35 
36     /**
37      * @brief Called back to notify that the data being observed has changed.
38      *
39      * @param changeInfo Indicates the info of the data to operate.
40      */
41     void OnChangeExt(const ChangeInfo &changeInfo) override;
42 
43     /**
44      * @brief Called back to notify that the data being observed has changed.
45      *
46      * @param uri Indicates the path of the data to operate.
47      */
48     void OnChangePreferences(const std::string &key) override;
49 
50 private:
51     static inline BrokerDelegator<DataAbilityObserverProxy> delegator_;
52     int32_t SendTransactCmd(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option);
53 };
54 }  // namespace AAFwk
55 }  // namespace OHOS
56 #endif  // OHOS_ABILITY_RUNTIME_DATA_ABILITY_OBSERVER_PROXY_H
57