Module java.desktop
Package java.beans

Interface VetoableChangeListener

All Superinterfaces:
EventListener
All Known Implementing Classes:
BeanContextServicesSupport, BeanContextSupport, VetoableChangeListenerProxy

public 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.
Since:
1.1
  • Method Summary

    Modifier and Type Method Description
    void vetoableChange​(PropertyChangeEvent evt)
    This method gets called when a constrained property is changed.
  • Method Details

    • vetoableChange

      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.