if ( prop.getTypeCode( ) != PropertyType.LIST_TYPE )
if ( prop.getTypeCode( ) != IPropertyType.LIST_TYPE )
	private void checkListProperty( ElementPropertyDefn prop )			throws PropertyValueException	{		if ( prop.getTypeCode( ) != PropertyType.LIST_TYPE )			throw new PropertyValueException( element, prop, null,					PropertyValueException.DESIGN_EXCEPTION_NOT_LIST_TYPE );	}