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java.lang.Objectjsky.util.ListenerHandler
public abstract class ListenerHandler
encapsulation of thread proof method of managing a set of listeners.
Constructor Summary | |
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ListenerHandler()
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Method Summary | |
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void |
addListener(Object listener)
add a listener |
boolean |
contains(Object o)
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abstract void |
fireEvent(String eventkey,
Object listener,
Object event)
to be defined by subclasses, responsible for firing an event to an instance of a listener |
Iterator |
listeners()
returns an iterator to each listener in the list |
void |
removeListener(Object listener)
Remove a listener |
void |
sendEvent(Object evt)
sends the event to all listeners. |
void |
sendEvent(String eventKey,
Object evt)
sends the event to all listeners. |
int |
size()
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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 ListenerHandler()
Method Detail |
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public abstract void fireEvent(String eventkey, Object listener, Object event)
public void addListener(Object listener)
listener
- The listener to be addedpublic void removeListener(Object listener)
listener
- The listener to be removedpublic void sendEvent(Object evt)
public void sendEvent(String eventKey, Object evt)
public Iterator listeners()
public boolean contains(Object o)
public int size()
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