themselves from this list of ‘interested’ objects. When the Event Source Object generates an event, or when
user input event occurs on the Event Source Object, the Event Source Object notifi es all the listeners that
the event has occurred.
An event is propagated from a “Source” object to a “Listener” object by invoking a method on the
listener and passing in the instance of the event subclass which defi nes the event type generated. A Listener
is an object that implements a specifi c EventListener interface that extends from the generic java.util.
EventListener. An EventListener interface defi nes one or more methods that ...
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