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 BASE_NOTIFICATION_DISTRIBUTED_NOTIFICATION_SERVICE_SERVICES_ANS_INCLUDE_NOTIFICATION_FILTER_H
17 #define BASE_NOTIFICATION_DISTRIBUTED_NOTIFICATION_SERVICE_SERVICES_ANS_INCLUDE_NOTIFICATION_FILTER_H
18 
19 #include <memory>
20 
21 #include "errors.h"
22 
23 #include "notification_record.h"
24 
25 namespace OHOS {
26 namespace Notification {
27 class INotificationFilter {
28 public:
INotificationFilter()29     INotificationFilter() {};
~INotificationFilter()30     virtual ~INotificationFilter() {};
31 
32     /**
33      * @brief Start the filter.
34      */
35     virtual void OnStart() = 0;
36 
37     /**
38      * @brief Stop the filter.
39      */
40     virtual void OnStop() = 0;
41 
42     /**
43      * @brief Filters the publish operation.
44      *
45      * @param record Indicates the NotificationRecord.
46      * @return Returns the filter result.
47      */
48     virtual ErrCode OnPublish(const std::shared_ptr<NotificationRecord> &record) = 0;
49 };
50 }  // namespace Notification
51 }  // namespace OHOS
52 
53 #endif  // BASE_NOTIFICATION_DISTRIBUTED_NOTIFICATION_SERVICE_SERVICES_ANS_INCLUDE_NOTIFICATION_FILTER_H