package com.wskj.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.wskj.service.LogerService;
@WebServlet(name="LogerServlet",urlPatterns={"/login.do"})
public class LogerServlet extends HttpServlet {
LogerService logerService = new LogerService();
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
// TODO Auto-generated method stub
req.getRequestDispatcher("/pageHome.jsp").forward(req, resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
// TODO Auto-generated method stub
req.setCharacterEncoding("utf8");
resp.setCharacterEncoding("utf8");
String name = req.getParameter("name");
String pass = req.getParameter("pass");
if(name.equals("张三")&&pass.equals("123")){
resp.sendRedirect(req.getContextPath()+"/success.jsp");
}else{
resp.sendRedirect(req.getContextPath()+"/pageHome.jsp");
}
}
}
假如用户名是中文的,那么在dopost方法里上面必须设置
req.setCharacterEncoding("utf8");
resp.setCharacterEncoding("utf8");
不然的话登录不会成功的,编译提交到Servlet里的值为乱码状态,匹配不上所以登录会失败!!