SpringMvc 数据验证
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<!--数据验证--> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-validator</artifactId> <version>4.0.1.GA</version> </dependency> <!--jboss logging--> <dependency> <groupId>org.jboss.logging</groupId> <artifactId>jboss-logging</artifactId> <version>3.3.0.Final</version>> </dependency> <!--validation api--> <dependency> <groupId>javax.validation</groupId> <artifactId>validation-api</artifactId> <version>1.0.0.GA</version> </dependency> <!--slf4j api--> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>1.7.21</version>> </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; }}
@Controllerpublic 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"> <!--配置 包 扫描器--> <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>
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