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 "ability_connect_task.h"
17 
18 #include "ability_connect_record.h"
19 #include "utils.h"
20 
21 namespace OHOS {
AbilityConnectTask(AbilityMgrContext * context,const Want & want,const SvcIdentity & identity,uint64_t token)22 AbilityConnectTask::AbilityConnectTask(AbilityMgrContext *context, const Want &want, const SvcIdentity& identity,
23     uint64_t token) : AbilityTask(context), want_(want), connectSid_(identity), token_(token)
24 {
25 }
26 
Execute()27 AbilityMsStatus AbilityConnectTask::Execute()
28 {
29     PRINTD("AbilityConnectTask", "start");
30     if (abilityMgrContext_ == nullptr || want_.element == nullptr) {
31         return AbilityMsStatus::TaskStatus("connectTask", "invalid argument");
32     }
33     AbilityStackManager &stackManager = AbilityStackManager::GetInstance();
34     PageAbilityRecord *service = stackManager.FindServiceAbility(*abilityMgrContext_,
35         want_.element->bundleName, want_.element->abilityName);
36     if (service == nullptr) {
37         return AbilityMsStatus::TaskStatus("connectTask", "service ability does not exists");
38     }
39     if (service->IsPerformStop()) {
40         return AbilityMsStatus::TaskStatus("connectTask", "service has stopped");
41     }
42     return PerformConnectTask(service);
43 }
44 
PerformConnectTask(PageAbilityRecord * service)45 AbilityMsStatus AbilityConnectTask::PerformConnectTask(PageAbilityRecord *service)
46 {
47     ConnectStatus serviceConnectStatus = service->GetConnectStatus();
48     if (serviceConnectStatus == ConnectStatus::DISCONNECTING || serviceConnectStatus == ConnectStatus::DISCONNECT ||
49         serviceConnectStatus == ConnectStatus::STOPPING || serviceConnectStatus == ConnectStatus::STOPPED) {
50         PRINTW("AbilityConnectTask", "service status has disconnected");
51         return AbilityMsStatus::TaskStatus("AbilityConnectTask", "service status has disconnected");
52     }
53     auto connectRecord = service->GetConnectRecord(connectSid_);
54     if (connectRecord == nullptr) {
55         connectRecord = new AbilityConnectRecord(connectSid_, token_);
56         connectRecord->SetStatus(ConnectStatus::CONNECTING);
57         service->pushConnectRecord(connectRecord);
58     }
59     AbilityMsStatus abilityMsStatus = AbilityMsStatus::Ok();
60     switch (serviceConnectStatus) {
61         case ConnectStatus::INIT: {
62             if (service->GetCurrentState() == STATE_UNINITIALIZED) {
63                 PRINTI("AbilityConnectTask", "service status is initializing, waiting connecting");
64                 service->SetConnectStatus(ConnectStatus::WAIT_CONNECT);
65             } else {
66                 PRINTI("AbilityConnectTask", "service status is init, connection is connecting");
67                 service->SetConnectStatus(ConnectStatus::CONNECTING);
68                 abilityMsStatus = service->ConnectAbility();
69             }
70             break;
71         }
72         case ConnectStatus::CONNECTED: {
73             if (connectRecord->GetStatus() == ConnectStatus::CONNECTING) {
74                 PRINTI("AbilityConnectTask", "service status has connected, connection is connecting");
75                 abilityMsStatus = service->ConnectAbilityDone();
76             } else {
77                 PRINTI("AbilityConnectTask", "connection has connected");
78             }
79             break;
80         }
81         default:
82             break;
83     }
84     return abilityMsStatus;
85 }
86 }  // namespace OHOS
87