//网头
request.getRequestDispatcher("/public/header.jsp").include(request, response);
response.getWriter().write("dfs<br/>");
//网脚
request.getRequestDispatcher("/public/foot.jsp").include(request, response);
//网头
request.getRequestDispatcher("/public/header.jsp").include(request, response);
response.getWriter().write("dfs<br/>");
//网脚
request.getRequestDispatcher("/public/foot.jsp").include(request, response);