protected final void fireVetoableChange ( String propertyName , long oldValue , long newValue ) throws PropertyVetoException { fireVetoableChange ( propertyName , Long . valueOf ( oldValue ) , Long . valueOf ( newValue ) ) ; }
Support for reporting changes for constrained integer properties . This method can be called before a constrained property will be changed and it will send the appropriate PropertyChangeEvent to any registered VetoableChangeListeners .