Dictionary/src/java/org/thdl/lex/LogoutServlet.java

79 lines
1.7 KiB
Java

package org.thdl.lex;
import java.io.IOException;
import javax.servlet.*;
import javax.servlet.http.*;
/**
* Description of the Class
*
* @author travis
* @created October 21, 2003
*/
public class LogoutServlet extends HttpServlet
{
private String goodbyePage;
/**
* Sets the goodbyePage attribute of the LogoutServlet object
*
* @param goodbyePage The new goodbyePage value
*/
public void setGoodbyePage( String goodbyePage )
{
this.goodbyePage = goodbyePage;
}
/**
* Gets the goodbyePage attribute of the LogoutServlet object
*
* @return The goodbyePage value
*/
public String getGoodbyePage()
{
return goodbyePage;
}
/**
* Description of the Method
*
* @param config Description of the Parameter
* @exception ServletException Description of the Exception
*/
public void init( ServletConfig config ) throws ServletException
{
setGoodbyePage( config.getInitParameter( "goodbyePage" ) );
if ( goodbyePage == null )
{
throw new ServletException( "The goodbyePage init parameter must be specified." );
}
}
/**
* Description of the Method
*
* @param request Description of the Parameter
* @param response Description of the Parameter
* @exception ServletException Description of the Exception
*/
public void doPost( HttpServletRequest request, HttpServletResponse response ) throws ServletException
{
HttpSession session = request.getSession( true );
UserSessionManager.getInstance().removeVisit( session );
try
{
String redirect = response.encodeRedirectURL( getGoodbyePage() );
response.sendRedirect( redirect );
}
catch ( IOException e )
{
throw new ServletException( "could not redirect to goodbye page" );
}
}
}