Java Platform 1.2

java.beans
Interface VetoableChangeListener

All Known Implementing Classes:
BeanContextSupport

public abstract interface VetoableChangeListener
extends EventListener

A VetoableChange event gets fired whenever a bean changes a "constrained" property. You can register a VetoableChangeListener with a source bean so as to be notified of any constrained property updates.


Method Summary
 void vetoableChange(PropertyChangeEvent evt)
          This method gets called when a constrained property is changed.
 

Method Detail

vetoableChange

public void vetoableChange(PropertyChangeEvent evt)
                    throws PropertyVetoException
This method gets called when a constrained property is changed.
Parameters:
evt - a PropertyChangeEvent object describing the event source and the property that has changed.
Throws:
PropertyVetoException - if the recipient wishes the property change to be rolled back.

Java Platform 1.2

Submit a bug or feature Version 1.2 of Java Platform API Specification
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