diff options
author | VProdanov <VProdanov@luxoft.com> | 2016-01-15 11:57:28 +0200 |
---|---|---|
committer | VProdanov <VProdanov@luxoft.com> | 2016-01-15 15:26:17 +0200 |
commit | 574134e6ef7269af09431915193be37ea1eedc58 (patch) | |
tree | 49b86b0c93cd03e67b3e1613b927e485fdfc5f7c /src/components/application_manager/include/application_manager | |
parent | 60726ea9c1fbcd094d443149230704c38a2c62da (diff) | |
download | sdl_core-574134e6ef7269af09431915193be37ea1eedc58.tar.gz |
Implement EventObserver and Event Dispatcher Split
The logic in this commit is:
1. Create EventDispatcher interface class.
2. Create EventDispatcher implementation through the interface.
APPLINK-16102
Diffstat (limited to 'src/components/application_manager/include/application_manager')
3 files changed, 144 insertions, 41 deletions
diff --git a/src/components/application_manager/include/application_manager/event_engine/event_dispatcher.h b/src/components/application_manager/include/application_manager/event_engine/event_dispatcher.h index ff21b01c58..9c0a8b22e4 100644 --- a/src/components/application_manager/include/application_manager/event_engine/event_dispatcher.h +++ b/src/components/application_manager/include/application_manager/event_engine/event_dispatcher.h @@ -1,5 +1,5 @@ /* - Copyright (c) 2013, Ford Motor Company + Copyright (c) 2016, Ford Motor Company All rights reserved. Redistribution and use in source and binary forms, with or without @@ -46,7 +46,7 @@ namespace event_engine { class EventObserver; -class EventDispatcher : public utils::Singleton<EventDispatcher> { +class EventDispatcher { public: /* @@ -54,7 +54,7 @@ class EventDispatcher : public utils::Singleton<EventDispatcher> { * * @param event Received event */ - void raise_event(const Event& event); + virtual void raise_event(const Event& event) = 0; /* * @brief Subscribe the observer to event @@ -63,9 +63,9 @@ class EventDispatcher : public utils::Singleton<EventDispatcher> { * @param hmi_correlation_id The event HMI correlation ID * @param observer The observer to subscribe for event */ - void add_observer(const Event::EventID& event_id, + virtual void add_observer(const Event::EventID& event_id, int32_t hmi_correlation_id, - EventObserver* const observer); + EventObserver* const observer) = 0; /* * @brief Unsubscribes the observer from specific event @@ -73,51 +73,25 @@ class EventDispatcher : public utils::Singleton<EventDispatcher> { * @param event_id The event ID to unsubscribe from * @param observer The observer to be unsubscribed */ - void remove_observer(const Event::EventID& event_id, - EventObserver* const observer); + virtual void remove_observer(const Event::EventID& event_id, + EventObserver* const observer) = 0; /* * @brief Unsubscribes the observer from all events * * @param observer The observer to be unsubscribed */ - void remove_observer(EventObserver* const observer); - - protected: - - private: - - /* - * @brief Default constructor - */ - EventDispatcher(); + virtual void remove_observer(EventObserver* const observer) = 0; /* * @brief Destructor */ - virtual ~EventDispatcher(); + virtual ~EventDispatcher() { + }; - /* - * @brief removes observer - * when occurs unsubscribe from event - * @param observer to be removed - */ - void remove_observer_from_list(EventObserver* const observer); - - DISALLOW_COPY_AND_ASSIGN(EventDispatcher); - - FRIEND_BASE_SINGLETON_CLASS(EventDispatcher); - - // Data types section - typedef std::list<EventObserver*> ObserverList; - typedef std::map<int32_t, ObserverList> ObserversMap; - typedef std::map<Event::EventID, ObserversMap> EventObserverMap; + protected: - // Members section - sync_primitives::Lock state_lock_; - sync_primitives::Lock observer_list_lock_; - EventObserverMap observers_; - ObserverList observers_list_; + private: }; diff --git a/src/components/application_manager/include/application_manager/event_engine/event_dispatcher_impl.h b/src/components/application_manager/include/application_manager/event_engine/event_dispatcher_impl.h new file mode 100644 index 0000000000..0a19c26628 --- /dev/null +++ b/src/components/application_manager/include/application_manager/event_engine/event_dispatcher_impl.h @@ -0,0 +1,129 @@ +/* + Copyright (c) 2016, Ford Motor Company + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. + + Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following + disclaimer in the documentation and/or other materials provided with the + distribution. + + Neither the name of the Ford Motor Company nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef SRC_COMPONENTS_APPLICATION_MANAGER_INCLUDE_APPLICATION_MANAGER_EVENT_DISPATCHER_IMPL_H_ +#define SRC_COMPONENTS_APPLICATION_MANAGER_INCLUDE_APPLICATION_MANAGER_EVENT_DISPATCHER_IMPL_H_ + +#include <list> +#include <map> + +#include "utils/lock.h" +#include "utils/singleton.h" + +#include "application_manager/event_engine/event.h" +#include "application_manager/event_engine/event_dispatcher.h" + +namespace application_manager { +namespace event_engine { + +class EventObserver; + +class EventDispatcherImpl : public EventDispatcher, + public utils::Singleton<EventDispatcherImpl> { + public: + + /* + * @brief Delivers the event to all subscribers + * + * @param event Received event + */ + virtual void raise_event(const Event& event); + + /* + * @brief Subscribe the observer to event + * + * @param event_id The event ID to subscribe for + * @param hmi_correlation_id The event HMI correlation ID + * @param observer The observer to subscribe for event + */ + virtual void add_observer(const Event::EventID& event_id, + int32_t hmi_correlation_id, + EventObserver* const observer); + + /* + * @brief Unsubscribes the observer from specific event + * + * @param event_id The event ID to unsubscribe from + * @param observer The observer to be unsubscribed + */ + virtual void remove_observer(const Event::EventID& event_id, + EventObserver* const observer); + + /* + * @brief Unsubscribes the observer from all events + * + * @param observer The observer to be unsubscribed + */ + virtual void remove_observer(EventObserver* const observer); + + /* + * @brief Destructor + */ + virtual ~EventDispatcherImpl(); + + protected: + + private: + + /* + * @brief Default constructor + */ + EventDispatcherImpl(); + + /* + * @brief removes observer + * when occurs unsubscribe from event + * @param observer to be removed + */ + void remove_observer_from_list(EventObserver* const observer); + + DISALLOW_COPY_AND_ASSIGN(EventDispatcherImpl); + + FRIEND_BASE_SINGLETON_CLASS(EventDispatcherImpl); + + // Data types section + typedef std::list<EventObserver*> ObserverList; + typedef std::map<int32_t, ObserverList> ObserversMap; + typedef std::map<Event::EventID, ObserversMap> EventObserverMap; + + // Members section + sync_primitives::Lock state_lock_; + sync_primitives::Lock observer_list_lock_; + EventObserverMap observers_; + ObserverList observers_list_; + +}; + +} +} + +#endif // SRC_COMPONENTS_APPLICATION_MANAGER_INCLUDE_APPLICATION_MANAGER_EVENT_DISPATCHER_IMPL_H_ diff --git a/src/components/application_manager/include/application_manager/event_engine/event_observer.h b/src/components/application_manager/include/application_manager/event_engine/event_observer.h index 8631203290..f9466057f2 100644 --- a/src/components/application_manager/include/application_manager/event_engine/event_observer.h +++ b/src/components/application_manager/include/application_manager/event_engine/event_observer.h @@ -1,5 +1,5 @@ /* - Copyright (c) 2013, Ford Motor Company + Copyright (c) 2016, Ford Motor Company All rights reserved. Redistribution and use in source and binary forms, with or without @@ -35,7 +35,7 @@ #include <string> #include "application_manager/event_engine/event.h" -#include "application_manager/event_engine/event_dispatcher.h" +#include "application_manager/event_engine/event_dispatcher_impl.h" namespace application_manager { namespace event_engine { @@ -44,7 +44,7 @@ class EventObserver { public: - friend class EventDispatcher; + friend class EventDispatcherImpl; // Typedef for possible Observer ID's from mobile_apis functionID enum typedef unsigned long ObserverID; |