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public interface EventListenerRegistrar
Method Summary | |
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void |
register(java.lang.Object listener)
Register a listener to receive events. |
void |
unregister(java.lang.Object listener)
Un-register a listener so that it will no longer receive events. |
void |
unregisterAll()
Un-register all listeners that this registrar knows about. |
Method Detail |
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void register(java.lang.Object listener)
EventListener
annotation. Legacy
implementations may also support listeners which implement the now-deprecated
EventListener
interface.
listener
- The listener that is being registered
java.lang.NullPointerException
- if the listener is null
java.lang.IllegalArgumentException
- if the parameter is not found to be an actual listenerannotation which can be used to indicate event listener methods
void unregister(java.lang.Object listener)
listener
- The listener to un-register
java.lang.NullPointerException
- if the listener is null
void unregisterAll()
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