1 /*
2  * Copyright (c) 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 
16 #ifndef POWERMGR_POWER_MANAGER_SLEEP_CALLBACK_HOLER_H
17 #define POWERMGR_POWER_MANAGER_SLEEP_CALLBACK_HOLER_H
18 
19 #include <set>
20 #include <singleton.h>
21 #include "iremote_object.h"
22 #include "suspend/isync_sleep_callback.h"
23 
24 namespace OHOS {
25 namespace PowerMgr {
26 class SleepCallbackHolder final : public DelayedRefSingleton<SleepCallbackHolder> {
27     DECLARE_DELAYED_REF_SINGLETON(SleepCallbackHolder);
28     DISALLOW_COPY_AND_MOVE(SleepCallbackHolder);
29 public:
30     struct SleepCallbackCompare {
operatorSleepCallbackCompare31         bool operator()(const sptr<ISyncSleepCallback>& lhs, const sptr<ISyncSleepCallback>& rhs) const
32         {
33             return lhs->AsObject() < rhs->AsObject();
34         }
35     };
36 
37     using SleepCallbackContainerType = std::set<sptr<ISyncSleepCallback>, SleepCallbackCompare>;
38     void AddCallback(const sptr<ISyncSleepCallback>& callback, SleepPriority priority);
39     void RemoveCallback(const sptr<ISyncSleepCallback>& callback);
40     SleepCallbackContainerType GetHighPriorityCallbacks();
41     SleepCallbackContainerType GetDefaultPriorityCallbacks();
42     SleepCallbackContainerType GetLowPriorityCallbacks();
43 
44 private:
45     static void RemoveCallback(SleepCallbackContainerType& callbacks, const sptr<ISyncSleepCallback>& callback);
46 
47     std::mutex mutex_;
48     SleepCallbackContainerType highPriorityCallbacks_;
49     SleepCallbackContainerType defaultPriorityCallbacks_;
50     SleepCallbackContainerType lowPriorityCallbacks_;
51 };
52 } // namespace PowerMgr
53 } // namespace OHOS
54 
55 #endif // POWERMGR_POWER_MANAGER_SLEEP_CALLBACK_HOLER_H
56