* Validate.
*/
public void validate() {
if (name == null)
throw new ObjectValidationFailedException
(Messages.message(NodeProperty.class.getName() + ".nullName"));
if (namespace == null)
throw new ObjectValidationFailedException
(Messages.message
(NodeProperty.class.getName() + ".nullNamespace"));
if (value == null)
throw new ObjectValidationFailedException
(Messages.message
(NodeProperty.class.getName() + ".nullValue"));
}