multimedia_video_processing_engine/services/include/event_handler_factory.h

/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef OHOS_VPE_EVENT_HANDLER_FACTORY_H
#define OHOS_VPE_EVENT_HANDLER_FACTORY_H

#include <map>
#include <memory>
#include <mutex>
#include "event_handler.h"
#include "vpe_log.h"

namespace OHOS {
namespace Media {
namespace VideoProcessingEngine {
class EventHandlerFactory {
public:
    static EventHandlerFactory& GetInstance();
private:
    EventHandlerFactory(const EventHandlerFactory&) = delete;
    EventHandlerFactory& operator= (const EventHandlerFactory&) = delete;
    EventHandlerFactory(EventHandlerFactory&&) = delete;
    EventHandlerFactory& operator= (EventHandlerFactory&&) = delete;
public:
    int32_t Init();
    int32_t UnInit();
    std::shared_ptr<AppExecFwk::EventHandler> CreateEventHandler(const std::string& handlerName);

private:
    EventHandlerFactory() = default;
    virtual ~EventHandlerFactory() = default;
    std::mutex eventHandlerMutex_;
    std::map<std::string, std::shared_ptr<AppExecFwk::EventHandler>> eventHandlerMap_;
};
} // namespace VideoProcessingEngine
} // namespace Media
} // namespace OHOS
#endif // OHOS_VPE_EVENT_HANDLER_FACTORY_H