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//这里是BaseDao
1 /**
2 * 获得一个对象
3 * @param hql
4 * @param param
5 * @return
6 */
7 public Object get(String hql, Object[] param){
8 List<Object> objects = this.getHibernateTemplate().find(hql, param);
9 if (objects != null && objects.size() > 0) {
10 return objects.get(0);
11 } else {
12 return null;
13 }
14 }
//这里是UsersDaoImpl
1 /**
2 * 查找邮箱返回数量
3 */
4 public Integer CheckEmail(String email) {
5 StringBuilder sb=new StringBuilder();
6 sb.append("Select count(*) From Users where email=‘");
7 if(StringUtils.isNotBlank(email)){
8 sb.append(email);
9 }
10 sb.append("‘");
11 Long s=(Long) super.getCount(sb.toString());
12 return s.intValue();
13 }
14
15 /**
16 * 根据邮箱查看返回一个对象
17 */
18 public Users FindByEmail(String email) {
19 String hql = "From Users where email =?";
20 return (Users) super.get(hql, new Object[]{email});
21 }
22
23
24 /**
25 * 修改密码
26 */
27 public void UpdatePassByEmail(Users user) {
28 super.Update(user);
29
30 }
31
32
//这里是UserAction
1 public String checkEmail() throws IOException{ 2 HttpServletResponse response = ServletActionContext.getResponse(); 3 response.setContentType("text/html;charset=UTF-8"); 4 PrintWriter out = response.getWriter(); 5 message = "邮箱不存在"; 6 if(StringUtils.isNotBlank(email)){ 7 Integer count=userBiz.CheckEmail(email); 8 if(count<=0){ 9 message="邮箱不存在"; 10 }else{ 11 message=""; 12 } 13 } 14 15 out.print(message); 16 out.flush(); 17 out.close(); 18 19 return SUCCESS; 20 21 } 22 23 public String UpdatePassByEmail() throws IOException{ 24 HttpServletResponse response = ServletActionContext.getResponse(); 25 response.setContentType("text/html;charset=UTF-8"); 26 PrintWriter out = response.getWriter(); 27 message = "修改失败"; 28 boolean falg=false; 29 30 if(StringUtils.isNotBlank(email)){ 31 if(StringUtils.isNotBlank(Password)){ 32 if(StringUtils.isNotBlank(sure_password)){ 33 if(!sure_password.equals(Password)){ 34 falg=false; 35 message="密码不一致"; 36 }else{ 37 38 Users u=userBiz.FindByEmail(email); 39 u.setPassword(MD5Util.EncryptionMD5(sure_password)); 40 userBiz.UpdatePassByEmail(u); 41 falg=true; 42 if(falg==true){ 43 message="修改成功"; 44 }else{ 45 message="修改失败"; 46 } 47 } 48 } 49 } 50 } 51 out.print(message); 52 out.flush(); 53 out.close(); 54 return SUCCESS; 55 56 }
//这里是HTML页面
1 <div id="login-content" class="clearfix"> 2 3 <form method="post"> 4 <fieldset id="filedset1"> 5 <div class="control-group"> 6 <label class="control-label" for="email">请输入注册时的邮箱</label> 7 <div class="controls"> 8 <input type="text" name="email" id="email" 9 onblur="Onblur()" /> 10 </div> 11 <span style="color: red" id="message"></span> 12 </div> 13 </fieldset> 14 15 <fieldset id="filedset2" hidden="hidden"> 16 <div class="control-group"> 17 <label class="control-label" for="password">Password</label> 18 <div class="controls"> 19 <input type="password" name="Password" id="password" onblur="RepassOnblur()"/> 20 </div> 21 </div> 22 23 <div class="control-group"> 24 <label class="control-label" for="sure_password">Sure_Password</label> 25 <div class="controls"> 26 <input type="password" name="sure_password" id="sure_password" onblur="RepassOnblur()"/> 27 </div> 28 <span style="color: red" id="messages"></span> 29 </div> 30 </fieldset> 31 32 33 <div class="pull-right"> 34 <button type="button" id="Next" class="btn btn-warning btn-large"> 35 下一步 36 </button> 37 </div> 38 </form> 39 40 </div>
//这里是JS代码
1 /** 2 * 这里是验证邮箱输入框事件 3 */ 4 function Onblur(){ 5 var Email = $("#email").val(); 6 var EmailReg = /^([a-zA-Z0-9_-]{1,11})@([a-zA-Z0-9]{2,4}|126|163|189)\.([a-zA-Z0-9]{2,3})$/; 7 8 if (Email.length == 0) { 9 $("#message").html("邮箱不能为空"); 10 $("#Next").attr("disabled",true); 11 return; 12 } else if (!EmailReg.test(Email)) { 13 $("#message").html("邮箱格式不正确 例:123456@126.com"); 14 $("#Next").attr("disabled",true); 15 return; 16 } else { 17 $.ajax({ 18 type:"POST", 19 dataType:"text", 20 url:"checkEmail", 21 data:{ 22 "email":Email 23 }, 24 success:function(data){ 25 26 if(data==""){ 27 $("#message").html(""); 28 $("#Next").attr("disabled",false); 29 30 }else{ 31 $("#message").html(data); 32 $("#Next").attr("disabled",true); 33 } 34 }, 35 error:function(){ 36 alert("通讯有问题,请稍候尝试..."); 37 } 38 }); 39 40 } 41 } 42 43 /** 44 * 点击下一步按钮事件 45 * 隐藏邮箱输入框,显示密码输入框 46 * 修改下一步按钮ID 47 */ 48 $(function(){ 49 $("body").on("click","#Next",function(){ 50 $("#filedset1").hide(); 51 $("#filedset2").removeAttr("hidden"); 52 $("#Next").attr("id","Fix"); 53 }); 54 55 $("body").on("click","#Fix",function(){ 56 var Password = $("#password").val(); 57 var SurePassword = $("#sure_password").val(); 58 59 $.ajax({ 60 type:"POST", 61 dataType:"text", 62 url:"UpdatePassByEmail", 63 data:{ 64 "Password":Password, 65 "sure_password":SurePassword 66 }, 67 success:function(data){ 68 alert(data); 69 }, 70 error:function(){ 71 alert("通讯有问题,请稍候尝试..."); 72 } 73 }); 74 }); 75 }); 76 77 /** 78 * 验证密码输入框事件 79 */ 80 function RepassOnblur(){ 81 var Password = $("#password").val(); 82 var SurePassword = $("#sure_password").val(); 83 84 if (Password.length == 0) { 85 $("#messages").html("密码不能为空"); 86 $("#Fix").attr("disabled",true); 87 return false; 88 } else if (Password.length < 6 || Password.length > 16) { 89 $("#messages").html("密码长度小于6位或大于16位"); 90 $("#Fix").attr("disabled",true); 91 return false; 92 } else { 93 $("#messages").html(""); 94 $("#Fix").attr("disabled",true); 95 } 96 97 if (SurePassword.length == 0) { 98 $("#messages").html("确认密码不能为空"); 99 $("#Fix").attr("disabled",true); 100 return false; 101 } else if (SurePassword.length < 6 || SurePassword.length > 16) { 102 $("#messages").html("密码长度小于6位或大于16位"); 103 $("#Fix").attr("disabled",true); 104 return false; 105 } else if (SurePassword != Password) { 106 $("#messages").html("密码不一致"); 107 $("#Fix").attr("disabled",true); 108 return false; 109 } else { 110 $("#messages").html(""); 111 $("#Fix").attr("disabled",false); 112 } 113 }
用户找回密码功能JS验证邮箱通过点击下一步隐藏邮箱输入框并修改下一步按钮的ID
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原文地址：http://www.cnblogs.com/HYXJavaweb/p/4444024.html
