question: public static String [ ] parseGroups ( String csvRoles , String csvGroups ) { List < String > groups = new ArrayList < String > ( ) ; parseCsv ( groups , csvRoles ) ; parseCsv ( groups , csvGroups ) ; return ( String [ ] ) groups . toArray ( new String [ groups . size ( ) ] ) ; }
target:  Parses comma-separated-roles/groups into array of groups (strings). 