code: protected final String contents (String source, int lineno)
          throws CDDBException
      {
          int eidx = source.indexOf("=");
          if (eidx == -1) {
              throw new CDDBException(500, "Malformed line '" + source + "' number " + lineno);
          }
          return source.substring(eidx+1);
      }
docs: Extracts the contents of the supplied line (everything after the equals sign) or throws a
  CDDBException if the line contains no equals sign.