?? userloginservlet.java
字號:
package mypack;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.ServletException;
import mypack.*;
import java.io.IOException;
public class UserLoginServlet extends HttpServlet {
public void init() throws ServletException {
super.init();
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try{
check(request, response);
}
catch(Exception e){
}
}
private void check(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String username = request.getParameter("username");
String password = request.getParameter("password");
HttpSession session = request.getSession();
try{
Cdstore cdstore=new Cdstore();
session.removeAttribute("username");
String nextpage="";
//檢查用戶的密碼
if(cdstore.verifyAdmin(username,password))
{
nextpage="/admin.jsp";
}
else if (cdstore.verifyUser(username, password))
{
session.setAttribute("username",username);
nextpage="/catalog.jsp";
}
else
nextpage="/login_failed.jsp";
this.getServletContext().getRequestDispatcher(nextpage).forward(request, response);
}
catch(Exception e){
}
}
}
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