question: public static String createNameIdentifier ( ) { String handle = null ; try { byte [ ] handleBytes = new byte [ 21 ] ; randomGenerator . nextBytes ( handleBytes ) ; handle = Base64 . encode ( handleBytes ) ; if ( debug . messageEnabled ( ) ) { debug . message ( "createNameIdentifier String: " + handle ) ; } } catch ( Exception e ) { debug . message ( "createNameIdentifier:" + " Exception during proccessing request" + e . getMessage ( ) ) ; } return handle ; }
target:  Returns a Name Identifier