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java.lang.Objectcom.google.web.bindery.event.shared.EventBus
com.google.web.bindery.event.shared.testing.RecordingEventBus
public class RecordingEventBus
Wraps an EventBus implementation to keep track of fired events.
| Constructor Summary | |
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RecordingEventBus()
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RecordingEventBus(EventBus wrapped)
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| Method Summary | ||
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addHandler(Event.Type<H> type,
H handler)
Adds an unfiltered handler to receive events of this type from all sources. |
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addHandlerToSource(Event.Type<H> type,
java.lang.Object source,
H handler)
Adds a handler to receive events of this type from the given source. |
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void |
clearFiredEvents()
Clears the remembered list of fired events. |
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void |
fireEvent(Event<?> event)
Fires the event from no source. |
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void |
fireEventFromSource(Event<?> event,
java.lang.Object source)
Fires the given event to the handlers listening to the event's type. |
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boolean |
wasEventFired(Event<?> event)
Returns true if the specified event was fired. |
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| Methods inherited from class com.google.web.bindery.event.shared.EventBus |
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dispatchEvent, setSourceOfEvent |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public RecordingEventBus()
public RecordingEventBus(EventBus wrapped)
| Method Detail |
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public <H> HandlerRegistration addHandler(Event.Type<H> type,
H handler)
EventBus
It is rare to call this method directly. More typically an Event
subclass will provide a static register method, or a widget
will accept handlers directly.
addHandler in class EventBusH - The type of handlertype - the event type associated with this handlerhandler - the handler
public <H> HandlerRegistration addHandlerToSource(Event.Type<H> type,
java.lang.Object source,
H handler)
EventBus
It is rare to call this method directly. More typically a Event
subclass will provide a static register method, or a widget
will accept handlers directly.
addHandlerToSource in class EventBusH - The type of handlertype - the event type associated with this handlersource - the source associated with this handlerhandler - the handler
public void clearFiredEvents()
public void fireEvent(Event<?> event)
EventBus
Any exceptions thrown by handlers will be bundled into a
UmbrellaException and then re-thrown after all handlers have
completed. An exception thrown by a handler will not prevent other handlers
from executing.
fireEvent in class EventBusevent - the event to fire
public void fireEventFromSource(Event<?> event,
java.lang.Object source)
EventBus
Any exceptions thrown by handlers will be bundled into a
UmbrellaException and then re-thrown after all handlers have
completed. An exception thrown by a handler will not prevent other handlers
from executing.
fireEventFromSource in class EventBusevent - the event to firepublic boolean wasEventFired(Event<?> event)
true if the specified event was fired.
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