code: @Deprecated
    public static int findTab(byte [] utf, int start, int length) {
      return StreamKeyValUtil.findTab(utf, start, length);      
    }
docs: Find the first occured tab in a UTF-8 encoded string
  @param utf a byte array containing a UTF-8 encoded string
  @param start starting offset
  @param length no. of bytes
  @return position that first tab occures otherwise -1
  @deprecated use {@link StreamKeyValUtil#findTab(byte[], int, int)}