Accessing session items
package com.ack.web.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
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 AccessingSessionItems extends HttpServlet {
public void goGet( HttpServletRequest req, HttpServletResponse res )
throws ServletException, IOException {
res.setContentType( "text/html" );
PrintWriter pw = res.getWriter();
pw.println( "" );
HttpSession theSession = req.getSession();
// get a named item out of the session
Object obj = theSession.getAttribute( "power" );
pw.println( "
" + obj );
// get all the items out of the session
Enumeration attributeNames = theSession.getAttributeNames();
while( attributeNames.hasMoreElements() ) {
String attributeName = (String) attributeNames.nextElement();
obj = theSession.getAttribute( attributeName );
pw.println( "
" + attributeName + " = " + obj );
}
pw.println( "" );
}
}