1 /*
2 * Copyright (c) 2023-2024 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
16 #include "listener/kv_store_death_recipient.h"
17
18 #include "device_profile_manager.h"
19 #include "event_handler_factory.h"
20 #include "distributed_device_profile_log.h"
21 #include "distributed_device_profile_constants.h"
22 #include "static_profile_manager.h"
23
24 namespace OHOS {
25 namespace DistributedDeviceProfile {
26 namespace {
27 const std::string TAG = "KvStoreDeathRecipient";
28 const std::string REINIT_TASK = "reInitTask";
29 const std::string DYNAMIC_STORE_ID = "dp_kv_store";
30 const std::string STATIC_STORE_ID = "dp_kv_static_store";
31 }
32
KvDeathRecipient(const std::string & storeId)33 KvDeathRecipient::KvDeathRecipient(const std::string& storeId)
34 {
35 HILOGD("construct!");
36 storeId_ = storeId;
37 {
38 std::lock_guard<std::mutex> lock(reInitMutex_);
39 reInitHandler_ = EventHandlerFactory::GetInstance().GetEventHandler();
40 }
41 }
42
~KvDeathRecipient()43 KvDeathRecipient::~KvDeathRecipient()
44 {
45 HILOGD("destruct!");
46 {
47 std::lock_guard<std::mutex> lock(reInitMutex_);
48 if (reInitHandler_ == nullptr) {
49 HILOGE("reInitHandler is nullptr!");
50 return;
51 }
52 reInitHandler_->RemoveTask(REINIT_TASK);
53 reInitHandler_ = nullptr;
54 }
55 }
56
OnRemoteDied()57 void KvDeathRecipient::OnRemoteDied()
58 {
59 HILOGI("OnRemoteDied, recover db begin");
60 auto reInitTask = [storeId = storeId_]() {
61 HILOGI("ReInit, storeId:%{public}s", storeId.c_str());
62 if (storeId == DYNAMIC_STORE_ID) {
63 DeviceProfileManager::GetInstance().ReInit();
64 }
65 if (storeId == STATIC_STORE_ID) {
66 StaticProfileManager::GetInstance().ReInit();
67 }
68 };
69 {
70 std::lock_guard<std::mutex> lock(reInitMutex_);
71 if (reInitHandler_ == nullptr) {
72 HILOGE("Create EventHandler is nullptr");
73 return;
74 }
75 if (!reInitHandler_->PostTask(reInitTask, REINIT_TASK, 0)) {
76 HILOGE("Post reInitTask fail!");
77 return;
78 }
79 }
80 HILOGI("OnRemoteDied, recover db end");
81 }
82 } // namespace DeviceProfile
83 } // namespace OHOS
84