/** * Used to remove this class' PropertyChangeHandler from the given bean if it is not {@code null}. * * @param bean the bean to remove the property change listener from * @param listener the property change listener to be removed * @throws PropertyUnboundException if the bean does not support bound properties * @throws PropertyNotBindableException if the property change handler cannot be removed * successfully */ private static void removePropertyChangeHandler( Object bean, Class<?> beanClass, PropertyChangeListener listener) { if (bean != null) { BeanUtils.removePropertyChangeListener(bean, beanClass, listener); } }