int cat = code/2000; code = code - cat*2000; code = 70000 + cat*5000 + code;
    private static SVNErrorMessage readError(InputStream is) throws IOException, SVNException {        InputStream pis = is;        readChar(pis, '(');        int code = readNumber(pis);        String errorMessage = readString(pis);        readString(pis);        readNumber(pis);        readChar(pis, ')');        int cat = code/2000;         code = code - cat*2000;        code = 70000 + cat*5000 + code;         SVNErrorCode errorCode = SVNErrorCode.getErrorCode(code);                return SVNErrorMessage.create(errorCode, errorMessage);    }