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package java.beans;

A "PropertyChange" event gets fired whenever a bean changes a "bound" property. You can register a PropertyChangeListener with a source bean so as to be notified of any bound property updates.
Since:1.1
/** * A "PropertyChange" event gets fired whenever a bean changes a "bound" * property. You can register a PropertyChangeListener with a source * bean so as to be notified of any bound property updates. * @since 1.1 */
public interface PropertyChangeListener extends java.util.EventListener {
This method gets called when a bound property is changed.
Params:
  • evt – A PropertyChangeEvent object describing the event source and the property that has changed.
/** * This method gets called when a bound property is changed. * @param evt A PropertyChangeEvent object describing the event source * and the property that has changed. */
void propertyChange(PropertyChangeEvent evt); }