question: public static String makeTagClassName ( String componentFamily , String rendererType ) { if ( componentFamily == null ) { return null ; } String tagClassName = componentFamily ; if ( rendererType != null ) { if ( ! componentFamily . equals ( rendererType ) ) { tagClassName = tagClassName + rendererType ; } } return tagClassName + "Tag" ; }
target:  Build the tag handler class name from componentFamily and rendererType.