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.
Methods
| Modifier and Type | Method and Description |
|---|---|
void |
vetoableChange(PropertyChangeEvent evt) This method gets called when a constrained property is changed. |
Methods
vetoableChange
void vetoableChange(PropertyChangeEvent evt)
throws PropertyVetoException This method gets called when a constrained property is changed.
- Parameters:
-
evt- aPropertyChangeEventobject describing the event source and the property that has changed. - Throws:
-
PropertyVetoException- if the recipient wishes the property change to be rolled back.
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https://docs.oracle.com/javase/8/docs/api/java/beans/VetoableChangeListener.html