1 /*
2 * Copyright (c) 2023 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 #include "ams_mgr_proxy.h"
16
17 #include "datashare_log.h"
18 #include "extension_ability_info.h"
19 #include "if_system_ability_manager.h"
20 #include "iservice_registry.h"
21 #include "system_ability_definition.h"
22 #include "want.h"
23
24 namespace OHOS::DataShare {
OnProxyDied()25 void AmsMgrProxy::OnProxyDied()
26 {
27 std::lock_guard<std::mutex> lock(mutex_);
28 if (sa_ != nullptr) {
29 sa_->RemoveDeathRecipient(deathRecipient_);
30 }
31 deathRecipient_ = nullptr;
32 proxy_ = nullptr;
33 }
34
~AmsMgrProxy()35 AmsMgrProxy::~AmsMgrProxy()
36 {
37 std::lock_guard<std::mutex> lock(mutex_);
38 if (sa_ != nullptr) {
39 sa_->RemoveDeathRecipient(deathRecipient_);
40 }
41 }
42
GetInstance()43 AmsMgrProxy* AmsMgrProxy::GetInstance()
44 {
45 static AmsMgrProxy* proxy = nullptr;
46 if (proxy != nullptr) {
47 return proxy;
48 }
49 std::mutex premutex_;
50 std::lock_guard<std::mutex> lock(premutex_);
51 if (proxy != nullptr) {
52 return proxy;
53 }
54 proxy = new AmsMgrProxy();
55 if (proxy == nullptr) {
56 LOG_ERROR("new AmsMgrProxy failed");
57 }
58 return proxy;
59 }
60
Connect(const std::string & uri,const sptr<IRemoteObject> & connect,const sptr<IRemoteObject> & callerToken)61 int AmsMgrProxy::Connect(
62 const std::string &uri, const sptr<IRemoteObject> &connect, const sptr<IRemoteObject> &callerToken)
63 {
64 AAFwk::Want want;
65 want.SetUri(uri);
66 std::lock_guard<std::mutex> lock(mutex_);
67 if (ConnectSA()) {
68 LOG_INFO("connect datashareextability start");
69 int ret = proxy_->ConnectAbilityCommon(want, connect, callerToken, AppExecFwk::ExtensionAbilityType::DATASHARE);
70 if (ret != ERR_OK) {
71 LOG_ERROR("connect ability failed, ret = %{public}d", ret);
72 }
73 return ret;
74 }
75 return -1;
76 }
77
ConnectSA()78 bool AmsMgrProxy::ConnectSA()
79 {
80 if (proxy_ != nullptr) {
81 return true;
82 }
83 sptr<ISystemAbilityManager> systemAbilityManager =
84 SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
85 if (systemAbilityManager == nullptr) {
86 LOG_ERROR("Failed to get system ability mgr.");
87 return false;
88 }
89
90 sa_ = systemAbilityManager->GetSystemAbility(ABILITY_MGR_SERVICE_ID);
91 if (sa_ == nullptr) {
92 LOG_ERROR("Failed to GetSystemAbility.");
93 return false;
94 }
95 deathRecipient_ = new (std::nothrow) AmsMgrProxy::ServiceDeathRecipient(this);
96 if (deathRecipient_ == nullptr) {
97 LOG_ERROR("deathRecipient alloc failed.");
98 return false;
99 }
100 sa_->AddDeathRecipient(deathRecipient_);
101 proxy_ = new (std::nothrow)Proxy(sa_);
102 if (proxy_ == nullptr) {
103 LOG_ERROR("proxy_ null, new failed");
104 return false;
105 }
106 return true;
107 }
108
DisConnect(sptr<IRemoteObject> connect)109 int AmsMgrProxy::DisConnect(sptr<IRemoteObject> connect)
110 {
111 std::lock_guard<std::mutex> lock(mutex_);
112 if (ConnectSA()) {
113 int ret = proxy_->DisconnectAbility(connect);
114 if (ret != ERR_OK) {
115 LOG_ERROR("DisconnectAbility failed, ret = %{public}d", ret);
116 }
117 return ret;
118 }
119 return -1;
120 }
121 } // namespace OHOS::DataShare