VetoableChangeListener (Java Platform SE 7 b138)

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.

- Method Summary
  
  Methods
  Modifier and Type Method and Description
  
  void vetoableChange(PropertyChangeEvent evt)
  This method gets called when a constrained property is changed.

Methods
Modifier and Type	Method and 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 - 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.

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DRAFT ea-b138

Interface VetoableChangeListener

Method Summary

Method Detail

vetoableChange