1 /*
2  * Copyright (c) 2021 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 I_PLUGIN_MANAGER_H
17 #define I_PLUGIN_MANAGER_H
18 
19 #include <memory>
20 #include <string>
21 
22 #include "plugin_manager/include/plugin.h"
23 
24 namespace OHOS {
25 namespace AI {
26 class IPluginManager {
27 public:
28     /**
29      * Create plugin manager.
30      *
31      * @return plugin manager
32      */
33     static IPluginManager *GetPluginManager();
34 
35     /**
36      * Destroy plugin.
37      */
38     virtual void Destroy() = 0;
39 
40     /**
41      * Get plugin.
42      *
43      * @param [in] aid Algorithm id
44      * @param [in] version Algorithm version
45      * @param [out] plugin Plugin
46      * @return Returns RETCODE_SUCCESS(0) if the operation is successful, returns a non-zero value otherwise.
47      */
48     virtual int GetPlugin(const std::string &aid, long long version, std::shared_ptr<Plugin> &plugin) = 0;
49 
50     /**
51      * Unload plugin.
52      *
53      * @param [in] aid Algorithm id
54      * @param [in] version Algorithm version
55      */
56     virtual void UnloadPlugin(const std::string &aid, long long version) = 0;
57 
58 protected:
59     virtual ~IPluginManager() = default;
60 };
61 } // namespace AI
62 } // namespace OHOS
63 #endif // I_PLUGIN_MANAGER_H