pre.setString(2,name); pre.setString(3,sex); pre.setString(4,classid); boolean boo=pre.execute(); con.close(); RequestDispatcher dispacher=request.getRequestDispatcher("showStudent.jsp"); dispacher.forward(request, response); } catch (SQLException e){ System.out.print("<h1>"+e); } } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doGet(request, response); }}