code: public static String encode( String s )
      {
          byte[] sBytes = s.getBytes();
          sBytes = encode( sBytes );
          s = new String( sBytes );
          return s;
      }
docs: Encodes a String into a base 64 String. The resulting encoding is chunked at 76 bytes.
  <p>
  
  @param s String to encode.
  
  @return encoded string.