code: public static String replace(String string, String strOldParam, String strNewData)
      {
          if (string == null)
              return null;
          StringBuilder sb = new StringBuilder(string);
          return Utility.replace(sb, strOldParam, strNewData).toString();
      }
docs: Replace every occurrence of this string with the new data.
  @param string The original string.
  @param strOldParam The string to find.
  @param strNewData The data to replace the string with.
  @return The new string.