Extjs3.0整合ssh时提交表单，总是执行failure函数，不知道为什么,请各位大虾指教！
本人新手，学习extjs3.0，要把它整合到struts2.1+spring2.5+hibernate3.0的框架中去，想做个添加管理员的功能，可是每次都是调用failure函数还提示错误类型connect，相关代码如下，请各位解答！（本人已经测试过了，如是用jsp做表现层，能把数据写入到数据库而用extjs做表现层则不行）
struts.xml的配置文件如下（action的配置）
<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd"><struts><package name="json" namespace="/" extends="json-default"><action name="addUser" class="addUser" method="add"><result type="json"/></action></package></struts>
package per.ssh.action.admin;import java.io.IOException;import com.opensymphony.xwork2.ActionSupport;import per.ssh.dao.Admin.Admin;import per.ssh.services.admin.adminInterface;public class adminAction extends ActionSupport{ private boolean success; private String msg=""; /** * @return the success */ public boolean isSuccess() { return success; } /** * @param success the success to set */ public void setSuccess(boolean success) { this.success = success; } /** * @return the msg */ public String getMsg() { return msg; } /** * @param msg the msg to set */ public void setMsg(String msg) { this.msg = msg; } private User user; public User getUser(){ return this.user; } public void setUser(User user){ this.user=user; } private adminInterface testService=null; public void setTestService(adminInterface testService){ this.testService=testService; } public String add() throws IOException{ Admin admin=new Admin(user.getUserName(),user.getPassword(),Integer.parseInt(user.getUserLevel())); try{ testService.insert(admin); success=true; msg="添加管理员成功！"; } catch(Exception ex){ success=false; msg="用户名或密码错误！"; } System.out.println(user.getUserName()+user.getPassword()+user.getUserLevel()); return SUCCESS; }}Ext.ns("per.extjs.userManager");Ext.apply(Ext.form.VTypes,{ confrimPwd:function(val,field){ if(field.initalPassword){ var pwd=Ext.getCmp(field.initalPassword); return (val==pwd.getValue()); } return true; }, confrimPwdText:'两次密码输入不一致！'});per.extjs.userManager.userForm=function(){ var boxStore=new Ext.data.SimpleStore({ fields:['user','level'], data:[['超级管理员','1'],['一般管理员','2']] }); var userLevel=new Ext.form.ComboBox({ id:'userLevel', name:'user.userLevel', fieldLabel:'用户类别', forceSelection:true, triggerAction:'all', editable:false, labelWidth:100, width:125, store:boxStore, displayField:'user', valueField:'level', mode:'local', value:'1', width:600 }); var userName=new Ext.form.TextField({ id:'userName', name:'user.userName', fieldLabel:'用 户 名', allowBlank:false, blankText:'用户名不能为空!', msgTarget:'under', width:600 }); var password=new Ext.form.TextField({ id:'password', name:'user.password', fieldLabel:'用户密码', allowBlank:false, blankText:'密码不能为空', inputType:'password', msgTarget:'under', width:600 }); var confrimPassword=new Ext.form.TextField({ id:'cpwd', name:'cpwd', fieldLabel:'重复密码', inputType:'password', initalPassword:'password', vtype:'confrimPwd', allowBlank:false, blankText:'重复密码不能为空', msgTarget:'under', width:600 }); per.extjs.userManager.userForm.superclass.constructor.call(this,{ id:'userForm', title:'添加管理员', frame:true, autoHeight:true, applyTo:'main', labelAlign:'right', buttonAlign:'center', labelWidth:'100', width:760, collapsible:true, animCollapse:true, bodyStyle:'padding:5px;', items:[ { xtype:'fieldset', title:'管理员信息', autoHeight:true, autoWidth:true, items:[userLevel,userName,password,confrimPassword] } ], buttons:[ { text:'提交', handler:submit },{ text:'取消', handler:reset } ] }); function submit(){ Ext.getCmp('userForm').form.submit({ clientValidation:true, //waitMsg:'正在提交数据，请稍等...', //waitTitle:'提示', url:'addUser.action', method:'POST', //params:{userLevel:userComboBox,userName:userName,password:userpassword}, success:function(form,action){ Ext.Msg.alert('提示',"添加管理员成功！"); }, failure:function(form,action){ Ext.Msg.alert('提示',action.failureType+":"+action.getUrl()); } }); } function reset(){ Ext.getCmp('userForm').form.reset(); }}Ext.extend(per.extjs.userManager.userForm,Ext.form.FormPanel,{});
<%@ page language='java' import='java.util.*' pageEncoding='GBK'%><!-- <%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%> --><!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01 Transitional//EN'><html> <head> <base> <link rel="stylesheet" type="text/css" href="${pageContext.request.contextPath}/extjs/resources/css/ext-all.css" /> <script type="text/javascript" src="${pageContext.request.contextPath}/extjs/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="${pageContext.request.contextPath}/extjs/ext-all-debug.js"></script> <script type="text/javascript" src="${pageContext.request.contextPath}/pages/common/common.js"></script> <script type="text/javascript" src="${pageContext.request.contextPath}/pages/userManager/userManager.js"></script> <title>My JSP "test.jsp" starting page</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> --> <script type="text/javascript"> Ext.onReady(function(){ Ext.BLANK_IMAGE_URL="${pageContext.request.contextPath}/extjs/resources/images/default/s.gif", Ext.QuickTips.init(); var top=new per.extjs.common.top(); var nav=new per.extjs.common.nav(); var foot=new per.extjs.common.foot(); var form=new per.extjs.userManager.userForm(); }); </script> </head> <body> <table width="960" align="center"> <tr> <td id="head" colspan="2"></td> </tr> <tr> <td id="nav" width="200"></td> <td id="main" style="vertical-align:top"></td> </tr> <tr> <td id="foot" colspan="2"></td> </tr> </table> </body></html>