session 超时页面跳转

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2013年08月04日 ⁄ 综合 ⁄ 共 675字 ⁄ 字号小中大 ⁄ 评论关闭

public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException
{
HttpServletRequest request = (HttpServletRequest) servletRequest;
HttpServletResponse response = (HttpServletResponse) servletResponse;
HttpSession session = request.getSession();
//用户超时或没有登陆时跳转到登陆页面
if(session.Attribute("VOuser")==null||session.isnew())
{
response.sendRedirect("登陆页面");
}
filterChain.doFilter(servletRequest, servletResponse);
}
<session-config>
<session-timeout>15</session-timeout>
</session-config>