Question

java中实现了httpsessionlistener接口怎样获取application

Answer 1

public void sessionCreated(HttpSessionEvent e) {
ServletContext application = e.getSession().getServletContext();
}

Answer 2

给你一个网址：
http://blog.csdn.net/hsttmht/article/details/7517126

Answer 3

通过web.xml配置吧!