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Java Programming Code Examples

Java > Servlets Code Examples

Create a servlet session

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Create 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 CreateAServletSession 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 session, and create it if one doesn't already exist HttpSession theSession = req.getSession(); // check if session is newly created if( theSession.isNew() ) { pw.println( "<P>Session: isNew</P>" ); } else { pw.println( "<P>Session: Already Exists</P>" ); } pw.println( "</BODY></HTML>" ); } }