1 /*
2 * Copyright (c) 2020 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 "app_restart_task.h"
17
18 #include "ability_stack_manager.h"
19 #include "app_manager.h"
20 #include "util/abilityms_helper.h"
21
22 namespace OHOS {
AppRestartTask(AbilityMgrContext * context,const BundleInfo * bundleInfo)23 AppRestartTask::AppRestartTask(AbilityMgrContext *context, const BundleInfo *bundleInfo)
24 : AbilityTask(context), bundleInfo_(bundleInfo)
25 {
26 }
27
Execute()28 AbilityMsStatus AppRestartTask::Execute()
29 {
30 PRINTD("AppRestartTask", "start");
31 if (abilityMgrContext_ == nullptr || bundleInfo_ == nullptr || bundleInfo_->bundleName == nullptr) {
32 return AbilityMsStatus::TaskStatus("app terminate", "invalid argument");
33 }
34
35 // Step1: Clear app MissionStack and AbilityRecord
36 AbilityStackManager &stackManager = AbilityStackManager::GetInstance();
37 stackManager.ClearAbilityStack(bundleInfo_->bundleName, *abilityMgrContext_);
38
39 // Step2: Remove app record
40 AppManager::GetInstance().RemoveAppRecord(bundleInfo_->bundleName);
41
42 // Step3: Get top page ability
43 auto topRecord = const_cast<PageAbilityRecord *>(stackManager.GetTopPageAbility(*abilityMgrContext_));
44 if (topRecord == nullptr) {
45 return AbilityMsStatus::NoActiveAbilityStatus("restart app", "start launcher");
46 } else {
47 // Step4: Active top ability
48 topRecord->ActiveAbility();
49 }
50 return AbilityMsStatus::Ok();
51 }
52 } // namespace OHOS
53