getDefn( ) .getMember( MASK_MEMBER ),
getDefn( ) .getMember( NAME_MEMBER ),
	public List validate( Module module, DesignElement element )	{		ArrayList list = new ArrayList( );		if ( StringUtil.isBlank( getName( ) ) )		{			list.add( new PropertyValueException( element,					 getDefn( ) .getMember( MASK_MEMBER ),					null,					PropertyValueException.DESIGN_EXCEPTION_VALUE_REQUIRED ) );		}		else if ( element.getPropertyDefn( getName( ) ) == null )		{			list.add( new SemanticError( element, new String[]{getName( )},					SemanticError.DESIGN_EXCEPTION_INVALID_PROPERTY_NAME ) );		}		return list;	}