public void fireVetoableChange(String name,Object oldValue,Object newValue) throws PropertyVetoException {
  beanContextChildSupport.fireVetoableChange(name,oldValue,newValue);
}

public void fireVetoableChange ( String name , Object oldValue , Object newValue ) throws PropertyVetoException { beanContextChildSupport . fireVetoableChange ( name , oldValue , newValue ) ; }
report a vetoable property update to any registered listeners . if anyone vetos the change , then fire a new event reverting everyone to the old value and then rethrow the propertyvetoexception . < p > no event is fired if old and new are equal and non - null . < p >
