Class VetoableChangeListenerProxy

java.lang.Object
java.util.EventListenerProxy<VetoableChangeListener>
java.beans.VetoableChangeListenerProxy
All Implemented Interfaces:
VetoableChangeListener, EventListener 
public class VetoableChangeListenerProxy extends EventListenerProxy<VetoableChangeListener> implements VetoableChangeListener
A class which extends the EventListenerProxy specifically for adding a VetoableChangeListener with a "constrained" property. Instances of this class can be added as VetoableChangeListeners to a bean which supports firing vetoable change events.

If the object has a getVetoableChangeListeners method then the array returned could be a mixture of VetoableChangeListener and VetoableChangeListenerProxy objects.

Since:
1.4
See Also:

Constructor Summary

Constructor Description
VetoableChangeListenerProxy(String propertyName, VetoableChangeListener listener)
Constructor which binds the VetoableChangeListener to a specific property.

Method Summary

Modifier and Type Method Description
String getPropertyName()
Returns the name of the named property associated with the listener.
void vetoableChange(PropertyChangeEvent event)
Forwards the property change event to the listener delegate.

Methods declared in class java.util.EventListenerProxy

getListener

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

VetoableChangeListenerProxy

public VetoableChangeListenerProxy(String propertyName, VetoableChangeListener listener)
Constructor which binds the VetoableChangeListener to a specific property.
Parameters:
propertyName - the name of the property to listen on
listener - the listener object

Method Details

vetoableChange

public void vetoableChange(PropertyChangeEvent event) throws PropertyVetoException
Forwards the property change event to the listener delegate.
Specified by:
vetoableChange in interface VetoableChangeListener
Parameters:
event - the property change event
Throws:
PropertyVetoException - if the recipient wishes the property change to be rolled back

getPropertyName

public String getPropertyName()
Returns the name of the named property associated with the listener.
Returns:
the name of the named property associated with the listener

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https://docs.oracle.com/en/java/javase/17/docs/api/java.desktop/java/beans/VetoableChangeListenerProxy.html