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Diffstat (limited to 'src/plugins/utilities/events/EventRouter.h')
-rw-r--r-- | src/plugins/utilities/events/EventRouter.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/plugins/utilities/events/EventRouter.h b/src/plugins/utilities/events/EventRouter.h new file mode 100644 index 0000000..fd7f0c2 --- /dev/null +++ b/src/plugins/utilities/events/EventRouter.h @@ -0,0 +1,66 @@ +/* + * Copyright 2018-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"). + * You may not use this file except in compliance with the License. + * A copy of the License is located at + * + * http://aws.amazon.com/apache2.0/ + * + * or in the "license" file accompanying this file. This file 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 VSHL_UTILITIES_EVENTS_EVENTMANAGER_H_ +#define VSHL_UTILITIES_EVENTS_EVENTMANAGER_H_ + +#include <memory> +#include <string> +#include <unordered_set> + +#include "interfaces/utilities/events/IEventFilter.h" +#include "interfaces/utilities/logging/ILogger.h" + +using namespace std; + +namespace vshl { +namespace utilities { +namespace events { +/* + * This class is responsible for routing incoming events to + * the appropriate event listener for consumption. + * Note: The listeners should implement the IEventFilter class. + */ +class EventRouter { +public: + static unique_ptr<EventRouter> create(shared_ptr<vshl::common::interfaces::ILogger> logger); + + // Destructor + ~EventRouter(); + + // Add event filter as listerner. + bool addEventFilter(shared_ptr<vshl::common::interfaces::IEventFilter> filter); + + // Remove event filter as listerner. + bool removeEventFilter(shared_ptr<vshl::common::interfaces::IEventFilter> filter); + + // This method is called by the controller for routing + // the event to appropriate listener. + bool handleIncomingEvent(const string eventName, const string voiceAgentId, const string payload); + +private: + EventRouter(shared_ptr<vshl::common::interfaces::ILogger> logger); + + // set of event filters. + unordered_set<shared_ptr<vshl::common::interfaces::IEventFilter>> mEventFilters; + + // Logger + shared_ptr<vshl::common::interfaces::ILogger> mLogger; +}; + +} // namespace events +} // namespace utilities +} // namespace vshl + +#endif // VSHL_UTILITIES_EVENTS_EVENTROUTER_H_ |