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Java Programming Code Examples

Java > Servlets Code Examples

Destroy a servlet session

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Destroy a servlet session package com.ack.web.servlet; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; public class DestroyAServletSession extends HttpServlet { public void doGet( HttpServletRequest req, HttpServletResponse res ) throws ServletException, IOException { res.setContentType( "text/html" ); PrintWriter pw = res.getWriter(); pw.println( "<HTML><BODY>" ); // get current session, and don't create one if it doesn't exist HttpSession theSession = req.getSession( false ); // print out the session id if( theSession != null ) { pw.println( "<BR>Session Id: " + theSession.getId() ); synchronized( theSession ) { // invalidating a session destroys it theSession.invalidate(); pw.println( "<BR>Session destroyed" ); } } pw.println( "</BODY></HTML>" ); pw.close(); } }