数据验证

    <dependency>
    <groupId>org.hibernategroupId>
    <artifactId>hibernate-validatorartifactId>
    <version>4.0.1.GAversion>
    dependency>


    <dependency>
      <groupId>org.jboss.logginggroupId>
      <artifactId>jboss-loggingartifactId>
      <version>3.3.0.Finalversion>>
    dependency>



    <dependency>
      <groupId>javax.validationgroupId>
      <artifactId>validation-apiartifactId>
      <version>1.0.0.GAversion>
    dependency>


      <dependency>
          <groupId>org.slf4jgroupId>
          <artifactId>slf4j-apiartifactId>
        <version>1.7.21version>>
      dependency>

 public class UserInfo {
     //必须是0到100之间
     @Min(value = 0,message = "成绩最小值为{value}")
     @Max(value = 100,message = "成绩最大值为{value}")
     private Integer score;
     //手机号码不为空
         @NotEmpty(message = "手机号码不能为空")
         @Pattern(regexp = "^1[3,4,5,6,7,8,9]\\d{9}$",message = "手机号码不正确")
         private  String phone;
         //用户名 不为空
     @NotEmpty(message = "用户名不能为空")
     @Size(min = 6,message = "名称至少6个字符")
     private  String name;

     public Integer getScore() {
         return score;
     }

     public void setScore(Integer score) {
         this.score = score;
     }

     public String getPhone() {
         return phone;
     }

     public void setPhone(String phone) {
         this.phone = phone;
     }

     public String getName() {
         return name;
     }

     public void setName(String name) {
         this.name = name;
     }
 }

 @Controller
 public class Text {

     @RequestMapping("/first")
     public ModelAndView dofif(@Valid UserInfo info, BindingResult br){
         ModelAndView mv=new ModelAndView();
         mv.setViewName("/welcon.jsp");
         int errorCount = br.getErrorCount();
         if(errorCount>0){
             FieldError score = br.getFieldError("score");
             FieldError phone = br.getFieldError("phone");
             FieldError name = br.getFieldError("name");
             if (score!=null){
               mv.addObject("scoremsg",score.getDefaultMessage());
             }
             if (phone!=null){
                 mv.addObject("phonemsg",phone.getDefaultMessage());
             }
             if (name!=null){
                 mv.addObject("namemsg",name.getDefaultMessage());
             }
           mv.setViewName("/valldator.jsp");
         }

         return mv;

     }

 }

 xml version="1.0" encoding="UTF-8"?>
 <beans  xmlns="http://www.springframework.org/schema/beans"
         xmlns:aop="http://www.springframework.org/schema/aop"
         xmlns:tx="http://www.springframework.org/schema/tx"
         xmlns:context="http://www.springframework.org/schema/context"
         xmlns:p="http://www.springframework.org/schema/p"
         xmlns:mvc="http://www.springframework.org/schema/mvc"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="
         http://www.springframework.org/schema/beans
         http://www.springframework.org/schema/beans/spring-beans.xsd
         http://www.springframework.org/schema/aop
         http://www.springframework.org/schema/aop/spring-aop.xsd
         http://www.springframework.org/schema/tx
         http://www.springframework.org/schema/tx/spring-tx.xsd
         http://www.springframework.org/schema/context
         http://www.springframework.org/schema/context/spring-context.xsd
          http://www.springframework.org/schema/mvc
         http://www.springframework.org/schema/mvc/spring-mvc.xsd
 ">

     <context:component-scan base-package="cn.hello.Valldator"/>

     <bean id="myValltor" class="org.springframework.validation.beanvalidation.LocalValidatorFactoryBean">
         <property name="providerClass" value="org.hibernate.validator.HibernateValidator">property>
     bean>

    <mvc:annotation-driven validator="myValltor">mvc:annotation-driven>

 beans>

 <h1>数据校验h1>
 <form action="/first" method="post">
     成绩:<input name="score" /> <span>${scoremsg }span><br/><br/>
     姓名:<input name="name"/><span>${namemsg }span><br/><br/>
     电话:<input name="phone"/><span>${phonemsg }span><br/><br/>
     <input type="submit" value="注册"/>
 form>

 <body>
    欢迎你
 body>