(this.signet, this,
(this,
  public Choice addChoice  	(String choiceValue,  	 String displayValue,  	 int 		displayOrder,  	 int 		rank)  throws OperationNotSupportedException  {    Choice choice    	= new ChoiceImpl    			(this.signet,    			 this,    			 choiceValue,    			 displayValue,    			 displayOrder,    			 rank);        this.choices.add(choice);        return choice;  }