Struts2 Jquery+Ajax提交数据到后台

布满荆棘的人生 2022-04-16 03:00 258阅读 0赞

//UpdateAction.java  
  
  
  
package com.abin.hospital.action;  
  
import javax.servlet.http.HttpServletRequest;  
  
import org.apache.struts2.ServletActionContext;  
  
import com.abin.hospital.bean.UserBean;  
import com.abin.hospital.singleton.UpdateSingleton;  
import com.abin.hospital.singleton.UserSingleton;  
import com.opensymphony.xwork2.ActionContext;  
import com.opensymphony.xwork2.ActionSupport;  
  
public class UpdateAction extends ActionSupport\{  
private static final UpdateSingleton updateSinglenton=UpdateSingleton.getInstance();  
private String result;  
  
public String update()\{  
ActionContext context=ActionContext.getContext();  
HttpServletRequest request=(HttpServletRequest)context.get(ServletActionContext.HTTP\_REQUEST);  
String username=request.getParameter("username");  
String password=request.getParameter("password");  
String password1=request.getParameter("password1");  
String password2=request.getParameter("password2");  
UserBean bean=null;  
try \{  
bean=this.updateSinglenton.findUserByUserID(username);  
\} catch (Exception e) \{  
e.printStackTrace();  
\}  
  
if(bean==null||bean.getUserid()==null)\{  
result="notexist";  
return "json";  
\}  
  
if(bean.getUserid()!=null&&!bean.getPassword().equals(password))\{  
result="failure";  
return "json";  
\}  
  
if(bean.getUserid()!=null&&bean.getPassword().equals(password))\{  
int end=0;  
try \{  
end=this.updateSinglenton.updateUserByUserID(bean,password1);  
\} catch (Exception e) \{  
e.printStackTrace();  
\}  
if(end==1)\{  
result="success";  
return "json";  
\}else\{  
result="updatefailure";  
return "json";  
\}  
  
\}  
  
return null;  
\}  
  
public String getResult() \{  
return result;  
\}  
  
public void setResult(String result) \{  
this.result = result;  
\}  
\}  
  
  
  
  
//struts-update.xml  
  
  
  
<?xml version="1.0" encoding="UTF-8"?>  
<!DOCTYPE struts PUBLIC  
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"  
"http://struts.apache.org/dtds/struts-2.0.dtd">  
  
<struts>  
<package name="userupdate" extends="json-default" namespace="/user" >  
  
<action name="update" method="update" class="com.abin.hospital.action.UpdateAction">  
<result name="json" type="json"></result>  
</action>  
  
</package>  
  
  
</struts>  
  
  
  
  
  
//update.jsp  
  
<%@ page language="java" import="java.util.\*" pageEncoding="utf-8"%>  
<%@ taglib prefix="s" uri="/struts-tags" %>  
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">  
<html>  
<head>  
<title>Young ABIN</title>  
<meta http-equiv="pragma" content="no-cache">  
<meta http-equiv="cache-control" content="no-cache">  
<meta http-equiv="expires" content="0">  
</head>  
<script type="text/javascript" src="../js/jquery-1.7.min.js"></script>  
<script type="text/javascript">  
function Validate() \{  
if($("\#user").val()=="")\{  
alert("用户名不能为空!");  
$("\#user").focus();  
return false;  
\}  
if($("\#oldpass").val()=="")\{  
alert("旧密码不能为空");  
$("\#oldpass").focus();  
return false;  
\}  
if($("\#newpass1").val()=="")\{  
alert("新密码不能为空");  
$("newpass1").focus();  
return false;  
\}  
if($("\#newpass2").val()=="")\{  
alert("新确认密码不能为空");  
$("newpass2").focus();  
return false;  
\}  
if($("\#newpass1").val()!=$("\#newpass2").val())\{  
alert("两次填写的新密码不一样，请您重新填写");  
$("newpass1").focus();  
return false();  
\}  
  
var username=$("input\[name='username'\]").val();  
// alert("用户名="+username);  
var password=$("input\[name='password'\]").val();  
// alert("password="+password);  
var password11=$("input\[name='password11'\]").val();  
// alert("password1="+password11);  
var password22=$("input\[name='password22'\]").val();  
alert("password2="+password22);  
  
$.ajax(\{  
url : "../user/update.action",  
type : "post",  
data : (\{username : username ,password : password,password1 : password11,password2 : password22\}),  
success : function(data)\{  
if(data.result=="notexist")\{  
alert("该用户不存在，请您先注册");  
\}else if(data.result=="success")\{  
// alert("修改密码成功");  
document.write("修改密码成功")  
document.write("<br/>");  
window.location.href="../login.jsp";  
\}else if(data.result=="failure")\{  
alert("旧密码不正确");  
\}else if(data.result=="updatefailure")\{  
alert("用户密码修改失败,请您重新修改");  
\}  
\}  
  
\});  
  
\}  
</script>  
<body >  
用户名：  
<input id="user" name="username" type="text" />  
<br />  
旧密码：  
<input id="oldpass" name="password" type="password" />  
<br />  
密码：  
<input id="newpass1" name="password11" type="password" />  
<br />  
确认密码：  
<input id="newpass2" name="password22" type="password" />  
<br />  
<input value="提交" type="submit" onClick="Validate()"/>  
  
<input value="重置" type="reset" />  
<br />  
  
</body>  
</html>