class UnavailableException extends ServletException {

    public int getUnavailableSeconds() {
        return unavailableSeconds;
    }

    public  UnavailableException(String message);
    public  UnavailableException(String message, int unavailableSeconds);
    @Deprecated public  UnavailableException(Servlet servlet, String message);
    @Deprecated public  UnavailableException(int unavailableSeconds, Servlet servlet, String message);

}