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 
16 #ifndef OHOS_MEDIALIBRARY_BUNDLE_MANAGER_H
17 #define OHOS_MEDIALIBRARY_BUNDLE_MANAGER_H
18 
19 #include <list>
20 #include <memory>
21 #include <mutex>
22 #include <string>
23 #include <unordered_map>
24 
25 namespace OHOS {
26 namespace Media {
27 #define EXPORT __attribute__ ((visibility ("default")))
28 class MediaLibraryBundleManager {
29 public:
30     EXPORT MediaLibraryBundleManager() = default;
31     EXPORT ~MediaLibraryBundleManager() = default;
32     EXPORT static std::shared_ptr<MediaLibraryBundleManager> GetInstance();
33     EXPORT void GetBundleNameByUID(const int32_t uid, std::string &bundleName);
34     EXPORT std::string GetClientBundleName();
35     EXPORT void Clear();
36 
37 private:
38 
39     // BundleMessage is the pair of bundleName and whether bundle is system app
40     const static int CAPACITY = 50;
41     std::list<std::pair<int32_t, std::string>> cacheList_;
42     std::unordered_map<int32_t, std::list<std::pair<int32_t, std::string>>::iterator> cacheMap_;
43     std::mutex uninstallMutex_;
44 
45     static std::mutex mutex_;
46     static std::shared_ptr<MediaLibraryBundleManager> instance_;
47 };
48 } // Media
49 } // OHOS
50 #endif // OHOS_MEDIALIBRARY_BUNDLE_MANAGER_H
51