1 /*
2 * Copyright (c) 2021-2022 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
16 #include "form_ams_helper.h"
17
18 #include "ability_manager_interface.h"
19 #include "form_mgr_errors.h"
20 #include "hilog_wrapper.h"
21 #include "if_system_ability_manager.h"
22 #include "in_process_call_wrapper.h"
23 #include "ipc_skeleton.h"
24 #include "iservice_registry.h"
25 #include "system_ability_definition.h"
26
27 namespace OHOS {
28 namespace AppExecFwk {
29 const int FORM_DISCONNECT_DELAY_TIME = 5000; // ms
FormAmsHelper()30 FormAmsHelper::FormAmsHelper()
31 {}
32
~FormAmsHelper()33 FormAmsHelper::~FormAmsHelper()
34 {}
35
36 /**
37 * @brief acquire a form ability manager, if it not existed,
38 * @return returns the ability manager ipc object, or nullptr for failed.
39 */
GetAbilityManager()40 sptr<AAFwk::IAbilityManager> FormAmsHelper::GetAbilityManager()
41 {
42 if (abilityManager_ == nullptr) {
43 sptr<ISystemAbilityManager> systemManager = SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
44 if (systemManager == nullptr) {
45 HILOG_ERROR("%{public}s:fail to get registry", __func__);
46 return nullptr;
47 }
48 sptr<IRemoteObject> remoteObject = systemManager->GetSystemAbility(ABILITY_MGR_SERVICE_ID);
49 if (remoteObject == nullptr) {
50 HILOG_ERROR("%{public}s:fail to connect AbilityMgrService", __func__);
51 return nullptr;
52 }
53 HILOG_DEBUG("connect AbilityMgrService success");
54
55 abilityManager_ = iface_cast<AAFwk::IAbilityManager>(remoteObject);
56 }
57
58 return abilityManager_;
59 }
60
61 /**
62 * @brief ConnectAbility, connect session with service ability.
63 * @param want Special want for service type's ability.
64 * @param connect Callback used to notify caller the result of connecting or disconnecting.
65 * @return Returns ERR_OK on success, others on failure.
66 */
ConnectServiceAbility(const Want & want,const sptr<AAFwk::IAbilityConnection> & connect)67 ErrCode FormAmsHelper::ConnectServiceAbility(
68 const Want &want, const sptr<AAFwk::IAbilityConnection> &connect)
69 {
70 HILOG_INFO("%{public}s called.", __func__);
71 sptr<AAFwk::IAbilityManager> ams = GetAbilityManager();
72 if (ams == nullptr) {
73 HILOG_ERROR("%{public}s:ability service not connect", __func__);
74 return ERR_APPEXECFWK_FORM_BIND_PROVIDER_FAILED;
75 }
76 return IN_PROCESS_CALL(ams->ConnectAbility(want, connect, nullptr));
77 }
78 /**
79 * @brief Disconnect ability, disconnect session with service ability.
80 * @param want Special want for service type's ability.
81 * @param connect Callback used to notify caller the result of connecting or disconnecting.
82 * @return Returns ERR_OK on success, others on failure.
83 */
DisconnectServiceAbility(const sptr<AAFwk::IAbilityConnection> & connect)84 ErrCode FormAmsHelper::DisconnectServiceAbility(const sptr<AAFwk::IAbilityConnection> &connect)
85 {
86 HILOG_INFO("%{public}s called.", __func__);
87 sptr<AAFwk::IAbilityManager> ams = GetAbilityManager();
88 if (ams == nullptr) {
89 HILOG_ERROR("%{public}s:ability service not connect", __func__);
90 return ERR_APPEXECFWK_FORM_BIND_PROVIDER_FAILED;
91 }
92 return IN_PROCESS_CALL(ams->DisconnectAbility(connect));
93 }
94 /**
95 * @brief Disconnect ability delay, disconnect session with service ability.
96 * @param want Special want for service type's ability.
97 * @param connect Callback used to notify caller the result of connecting or disconnecting.
98 * @return Returns ERR_OK on success, others on failure.
99 */
DisconnectServiceAbilityDelay(const sptr<AAFwk::IAbilityConnection> & connect)100 ErrCode FormAmsHelper::DisconnectServiceAbilityDelay(const sptr<AAFwk::IAbilityConnection> &connect)
101 {
102 if (eventHandler_ == nullptr) {
103 HILOG_ERROR("%{public}s fail, eventhandler invalidate", __func__);
104 return ERR_INVALID_OPERATION;
105 }
106 auto disConnectAbilityFunc = [connect]() {
107 FormAmsHelper::GetInstance().DisconnectAbilityTask(connect);
108 };
109 if (!eventHandler_->PostTask(disConnectAbilityFunc, FORM_DISCONNECT_DELAY_TIME)) {
110 HILOG_ERROR("%{public}s, failed to disconnect ability", __func__);
111 return ERR_APPEXECFWK_FORM_BIND_PROVIDER_FAILED;
112 }
113 return ERR_OK;
114 }
115 /**
116 * @brief Add the ability manager instance for debug.
117 * @param abilityManager the ability manager ipc object.
118 */
SetAbilityManager(const sptr<AAFwk::IAbilityManager> & abilityManager)119 void FormAmsHelper::SetAbilityManager(const sptr<AAFwk::IAbilityManager> &abilityManager)
120 {
121 abilityManager_ = abilityManager;
122 }
123
124 /**
125 * @brief Disconnect ability task, disconnect session with service ability.
126 * @param want Special want for service type's ability.
127 * @param connect Callback used to notify caller the result of connecting or disconnecting.
128 */
DisconnectAbilityTask(const sptr<AAFwk::IAbilityConnection> & connect)129 void FormAmsHelper::DisconnectAbilityTask(const sptr<AAFwk::IAbilityConnection> &connect)
130 {
131 sptr<AAFwk::IAbilityManager> ams = GetAbilityManager();
132 if (ams == nullptr) {
133 HILOG_ERROR("%{public}s, ability service not connect", __func__);
134 return;
135 }
136 IN_PROCESS_CALL_WITHOUT_RET(ams->DisconnectAbility(connect));
137 }
138
StartAbility(const Want & want,int32_t userId)139 ErrCode FormAmsHelper::StartAbility(const Want &want, int32_t userId)
140 {
141 sptr<AAFwk::IAbilityManager> ams = GetAbilityManager();
142 if (ams == nullptr) {
143 HILOG_ERROR("%{public}s, ability service not connect", __func__);
144 return ERR_APPEXECFWK_FORM_BIND_PROVIDER_FAILED;
145 }
146 return IN_PROCESS_CALL(ams->StartAbility(want, userId));
147 }
148 } // namespace AppExecFwk
149 } // namespace OHOS
150