1 /*
2  * Copyright (c) 2021-2024 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 "app_loader.h"
17 #include "hilog_tag_wrapper.h"
18 
19 namespace OHOS {
20 namespace AppExecFwk {
21 /**
22  * @description: Gets the ApplicationLoader object to application register
23  * @param None
24  * @return ApplicationLoader
25  */
GetInstance()26 ApplicationLoader &ApplicationLoader::GetInstance()
27 {
28     static ApplicationLoader applicationLoader;
29     return applicationLoader;
30 }
31 
32 /**
33  * @description: Gets the ApplicationLoader object to register application
34  * @param bundleName the bundle name of the application.
35  * @param createFunc constructor function of application class.
36  * @return None
37  */
RegisterApplication(const std::string & bundleName,const CreateApplication & createFunc)38 void ApplicationLoader::RegisterApplication(const std::string &bundleName, const CreateApplication &createFunc)
39 {
40     applications_.emplace(bundleName, createFunc);
41     TAG_LOGD(AAFwkTag::APPKIT, "ApplicationLoader::RegisterApplication:%{public}s", bundleName.c_str());
42 }
43 
44 /**
45  * @description: Gets the {@link OHOSApplication} object
46  * @return Return {@link OHOSApplication} object which is registered by developer.
47  */
GetApplicationByName()48 OHOSApplication *ApplicationLoader::GetApplicationByName()
49 {
50     auto it = applications_.find("OHOSApplication");
51     if (it == applications_.end()) {
52         TAG_LOGE(AAFwkTag::APPKIT, "ApplicationLoader::GetApplicationByName failed:OHOSApplication");
53     } else {
54         return it->second();
55     }
56     return nullptr;
57 }
58 }  // namespace AppExecFwk
59 }  // namespace OHOS
60