unavailableexception.java

java servlet2.5 源码,对于学习servlet机制的人大为有用．

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// Decompiler options: packimports(3) 
// Source File Name:   UnavailableException.java

package javax.servlet;


// Referenced classes of package javax.servlet:
//            ServletException, Servlet

public class UnavailableException extends ServletException
{

    /**
     * @deprecated Method UnavailableException is deprecated
     */

    public UnavailableException(Servlet servlet, String msg)
    {
        super(msg);
        this.servlet = servlet;
        permanent = true;
    }

    /**
     * @deprecated Method UnavailableException is deprecated
     */

    public UnavailableException(int seconds, Servlet servlet, String msg)
    {
        super(msg);
        this.servlet = servlet;
        if(seconds <= 0)
            this.seconds = -1;
        else
            this.seconds = seconds;
        permanent = false;
    }

    public UnavailableException(String msg)
    {
        super(msg);
        permanent = true;
    }

    public UnavailableException(String msg, int seconds)
    {
        super(msg);
        if(seconds <= 0)
            this.seconds = -1;
        else
            this.seconds = seconds;
        permanent = false;
    }

    public boolean isPermanent()
    {
        return permanent;
    }

    /**
     * @deprecated Method getServlet is deprecated
     */

    public Servlet getServlet()
    {
        return servlet;
    }

    public int getUnavailableSeconds()
    {
        return permanent ? -1 : seconds;
    }

    private Servlet servlet;
    private boolean permanent;
    private int seconds;
}