zdm/event-bus
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Remove EventListener and IEvent marker interfaces

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This allows Event Bus to interface with existing classes without
modification.
This commit is contained in:
Kai S. K. Engelbart
2021-02-15 14:43:34 +01:00
parent cd2e7ad023
commit 002180ed3b
10 changed files with 33 additions and 82 deletions
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16
event-bus-core/src/main/java/dev/kske/eventbus/core/EventBus.java
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@ -51,11 +51,11 @@ public final class EventBus {
return instance;
}
private final Map<Class<? extends IEvent>, TreeSet<EventHandler>> bindings =
private final Map<Class<?>, TreeSet<EventHandler>> bindings =
new ConcurrentHashMap<>();
private final Set<EventListener> registeredListeners =
private final Set<Object> registeredListeners =
ConcurrentHashMap.newKeySet();
private final ThreadLocal<DispatchState> dispatchState =
private final ThreadLocal<DispatchState> dispatchState =
ThreadLocal.withInitial(DispatchState::new);
/**
@ -65,7 +65,7 @@ public final class EventBus {
* @param event the event to dispatch
* @since 0.0.1
*/
public void dispatch(IEvent event) {
public void dispatch(Object event) {
Objects.requireNonNull(event);
logger.log(Level.INFO, "Dispatching event {0}", event);
@ -95,7 +95,7 @@ public final class EventBus {
* @return all event handlers registered for the event class
* @since 0.0.1
*/
private List<EventHandler> getHandlersFor(Class<? extends IEvent> eventClass) {
private List<EventHandler> getHandlersFor(Class<?> eventClass) {
// Get handlers defined for the event class
Set<EventHandler> handlers = bindings.getOrDefault(eventClass, new TreeSet<>());
@ -133,7 +133,7 @@ public final class EventBus {
* @since 0.0.1
* @see Event
*/
public void registerListener(EventListener listener) throws EventBusException {
public void registerListener(Object listener) throws EventBusException {
Objects.requireNonNull(listener);
if (registeredListeners.contains(listener))
throw new EventBusException(listener + " already registered!");
@ -170,7 +170,7 @@ public final class EventBus {
* @param listener the listener to remove
* @since 0.0.1
*/
public void removeListener(EventListener listener) {
public void removeListener(Object listener) {
Objects.requireNonNull(listener);
logger.log(Level.INFO, "Removing event listener {0}", listener.getClass().getName());
@ -204,7 +204,7 @@ public final class EventBus {
* @return all registered event listeners
* @since 0.0.1
*/
public Set<EventListener> getRegisteredListeners() {
public Set<Object> getRegisteredListeners() {
return Collections.unmodifiableSet(registeredListeners);
}
}