IElementPropertyDefn propertyDefn = DesignEngine.getMetaDataDictionary( )
IElementPropertyDefn propertyDefn = DEUtil.getMetaDataDictionary( )
	public static IChoiceSet getDimensionChoiceSet( String elementName,			String property )	{		IElementPropertyDefn propertyDefn = DesignEngine.getMetaDataDictionary( )				.getElement( elementName )				.getProperty( property );		if ( propertyDefn.getTypeCode( ) == IPropertyType.DIMENSION_TYPE )		{			return propertyDefn.getAllowedChoices( );		}		return null;	}