public void makeClass(String str,boolean caseless){
  for (int i=0; i < str.length(); i++)   makeClass(str.charAt(i),caseless);
}

public void makeClass ( String str , boolean caseless ) { for ( int i = 0 ; i < str . length ( ) ; i ++ ) makeClass ( str . charAt ( i ) , caseless ) ; }
creates a new character class for each character of the specified string .
