sessionlogger.java

来自「JAVA Servlet2.3外文书籍源码」· Java 代码 · 共 26 行

package sessions;

import javax.servlet.http.*;

/**
 * Implements the HttpSessionListener to handle session creation and
 * termination events.
 */
public class SessionLogger implements HttpSessionListener 
{
    // Called after the session is created
    public void sessionCreated(HttpSessionEvent event)
    {
	HttpSession session = event.getSession();
	session.getServletContext().log("Session with ID " + session.getId() + " created.");
    }

    // Called after the session is destroyed
    public void sessionDestroyed(HttpSessionEvent event)
    {
	HttpSession session = event.getSession();
	session.getServletContext().log("Session with ID " + session.getId() + " destroyed.");
    }
}