Ajax实现登录案例
132 浏览量
2020-10-14
18:03:40
上传
评论
收藏 112KB PDF 举报
Ajax实现登录案例实现登录案例
主要为大家详细介绍了Ajax实现登录案例，文中示例代码介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们可
以参考一下
Ajax登录案例，供大家参考，具体内容如下
Msg
package com.lbl.msg;
public class Msg {
String msg;
int code;
public Msg() {
}
public Msg(String msg, int code) {
this.msg = msg;
this.code = code;
}
public String getMsg() {
return msg;
}
public void setMsg(String msg) {
this.msg = msg;
}
public int getCode() {
return code;
}
public void setCode(int code) {
this.code = code;
}
}
RegisterServlet
package com.lbl.servlet;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.lbl.msg.Msg;
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 java.io.IOException;
@WebServlet("/register")
public class RegisterServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doGet(request, response);
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
//1:获取请求发送的数据
String username = request.getParameter("username");
response.setContentType("text/html;charset=UTF-8");
//2:判断用户名是否注册
if("abc123".equals(username)){
Msg msg = new Msg("用户名已经注册",0);
评论0
最新资源