@Override
 public void validate() {
   super.validate();
   if (getProposalPersonBiography() == null) {
     throw new IllegalArgumentException("invalid (null) proposal person biography");
   }
 }
 /** @see org.kuali.core.rule.event.DocumentEvent#validate() */
 public void validate() {
   super.validate();
   if (getAwardFandaRate() == null) {
     throw new IllegalArgumentException("invalid (null) award fandaRate");
   }
 }
 @Override
 public void validate() {
   super.validate();
 }