<%response.sendRedirect("team/listAllTeam.do");%>
<jsp:forward page="team/listAllTeam.do"></jsp:forward>
<%pageContext.getServletContext().getRequestDispatcher("/team/listAllTeam.do").forward(request,response); %>
// 让SessionMap失效
ActionContext.getContext().getSession().clear();
// 让HttpSession失效
ServletActionContext.getRequest().getSession().invalidate();