1 /*
2  * Copyright (c) 2024 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_HDI_SECURE_ELEMENT_REMOTE_DEATH_RECIPIENT_H
16 #define OHOS_HDI_SECURE_ELEMENT_REMOTE_DEATH_RECIPIENT_H
17 
18 #include <functional>
19 
20 #include "iremote_object.h"
21 #include "refbase.h"
22 
23 namespace OHOS {
24 namespace HDI {
25 namespace SecureElement {
26 class RemoteDeathRecipient : public IRemoteObject::DeathRecipient {
27 public:
RemoteDeathRecipient(std::function<void (const wptr<IRemoteObject> &)> callback)28     explicit RemoteDeathRecipient(std::function<void(const wptr<IRemoteObject> &)> callback)
29     {
30         callback_ = callback;
31     }
~RemoteDeathRecipient()32     ~RemoteDeathRecipient()
33     {
34         callback_ = nullptr;
35     }
36 
OnRemoteDied(const wptr<IRemoteObject> & object)37     void OnRemoteDied(const wptr<IRemoteObject> &object)
38     {
39         if (callback_ != nullptr) {
40             callback_(object);
41         }
42     }
43 
44 private:
45     std::function<void(const wptr<IRemoteObject> &)> callback_;
46 };
47 } // SecureElement
48 } // HDI
49 } // OHOS
50 
51 #endif // OHOS_HDI_SECURE_ELEMENT_REMOTE_DEATH_RECIPIENT_H