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