returns a string array for the group names that the roster entry belongs to . concode_field_sep List<String> groupNames concode_elem_sep String name concode_elem_sep String user concode_field_sep String getName concode_elem_sep Iterator<String> getGroupNames concode_elem_sep String getUser concode_elem_sep String toXML
String [ ] function ( ) { synchronized ( groupNames ) { return Collections . unmodifiableList ( groupNames ) . toArray ( new String [ groupNames . size ( ) ] ) ; } }