Java tutorial
import javax.servlet.*; import javax.servlet.http.*; public class MyServlet implements ServletContextListener { public void contextInitialized(ServletContextEvent e) { // Connection con = // create connection // e.getServletContext().setAttribute("con", con); System.out.println("contextInitialized(ServletContextEvent e)"); } public void contextDestroyed(ServletContextEvent e) { // Connection con = // (Connection) e.getServletContext().getAttribute("con"); //try { con.close(); } //catch (SQLException ignored) { } // close connection System.out.println("contextDestroyed(ServletContextEvent e)"); } }