private static String capitalize(String input){
  final char[] buffer=input.toCharArray();
  buffer[0]=Character.toTitleCase(buffer[0]);
  return new String(buffer);
}

private static String capitalize ( String input ) { final char [ ] buffer = input . toCharArray ( ) ; buffer [ 0 ] = Character . toTitleCase ( buffer [ 0 ] ) ; return new String ( buffer ) ; }
make first letter upper case
