1 /*
2  * Copyright (c) 2022 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 NFC_SA_MANAGER_H
16 #define NFC_SA_MANAGER_H
17 #include "iservice_registry.h"
18 #include "nfc_controller_impl.h"
19 #include "nfc_event_handler.h"
20 #include "nfc_service.h"
21 #include "singleton.h"
22 #include "system_ability.h"
23 
24 namespace OHOS {
25 namespace NFC {
26 enum class ServiceRunningState {
27     STATE_NOT_START,
28     STATE_RUNNING
29 };
30 
31 class NfcSaManager : public SystemAbility {
32     DECLARE_DELAYED_SINGLETON(NfcSaManager)
33     DECLARE_SYSTEM_ABILITY(NfcSaManager); // necessary
34 public:
35     DISALLOW_COPY_AND_MOVE(NfcSaManager);
36 
37     /* Nfc open or close operations */
38     void OnStart() override;
39     void OnStop() override;
40     void OnAddSystemAbility(int32_t systemAbilityId, const std::string& deviceId) override;
41     void OnRemoveSystemAbility(int32_t systemAbilityId, const std::string& deviceId) override;
42 
43     /* query service state */
QueryServiceState()44     ServiceRunningState QueryServiceState() const
45     {
46         return state_;
47     }
48 
49 private:
50     bool Init();
51     bool registerToService_ = false;
52     ServiceRunningState state_ = ServiceRunningState::STATE_NOT_START;
53 
54     std::shared_ptr<NfcService> nfcService_;
55     sptr<NfcControllerImpl> nfcControllerImpl_;
56     std::mutex initMutex_ {};
57 };
58 }  // namespace NFC
59 }  // namespace OHOS
60 #endif  // NFC_SA_MANAGER_H
61