public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
//從後臺傳來參數method
String method = request.getParameter("method");
if (method != null && method.equals("add")) {
add(request, response);
} else if (method.equals("update")) {
update(request, response);
} else {
list(request, response);
}
}
public void add(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// ....
request.getRequestDispatcher("/list.jsp").forward(request, response);
}
public void update(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// ....
request.getRequestDispatcher("/list.jsp").forward(request, response);
}
public void list(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// ....
request.getRequestDispatcher("/list.jsp").forward(request, response);
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}