JSR 303校验实战

悠悠 2021-07-25 00:38 639阅读 0赞

**一 资源文件**

1 中文

NotBlank.user.loginname=\u767B\u5F55\u540D\u4E0D\u80FD\u4E3A\u7A7A
    NotBlank.user.password=\u5BC6\u7801\u4E0D\u80FD\u4E3A\u7A7A
    Length.user.password=\u5BC6\u7801\u957F\u5EA6\u5FC5\u987B\u57286\u4F4D\u52308\u4F4D\u4E4B\u95F4
    NotBlank.user.username=\u7528\u6237\u540D\u4E0D\u80FD\u4E3A\u7A7A
    Range.user.age=\u5E74\u9F84\u5FC5\u987B\u572815\u523060\u5C81\u4E4B\u95F4
    Email.user.email=\u5FC5\u987B\u662F\u5408\u6CD5\u7684\u90AE\u7BB1\u5730\u5740
    Past.user.birthday=\u751F\u65E5\u5FC5\u987B\u662F\u4E00\u4E2A\u8FC7\u53BB\u7684\u65E5\u671F
    Pattern.user.phone=\u65E0\u6548\u7684\u7535\u8BDD\u53F7\u7801

2 英文

NotBlank.user.loginname= Loginname is not null
    NotBlank.user.password= Password is not null
    Length.user.password=Password length must be between 6 and 8
    NotBlank.user.username= Username is not null
    Range.user.age=Age must be between the ages of 15 to 60
    Email.user.email=Must be a legitimate email address
    Past.user.birthday=Birthday must be a date in the past
    Pattern.user.phone=Invalid phone number

**二 领域模型**

package org.fkit.domain;
    
    import java.io.Serializable;
    import java.util.Date;
    
    import javax.validation.constraints.Past;
    import javax.validation.constraints.Pattern;
    
    import javax.validation.constraints.Email;
    import org.hibernate.validator.constraints.Length;
    import javax.validation.constraints.NotBlank;
    import org.hibernate.validator.constraints.Range;
    import org.springframework.format.annotation.DateTimeFormat;
    
    
    public class User implements Serializable{
        
        private static final long serialVersionUID = 1L;
    
        @NotBlank
        private String loginname;
        
        @NotBlank
        @Length(min=6,max=8)
        private String password;
        
        @NotBlank
        private String username;
        
        @Range(min=15, max=60)
        private int age;
        
        @Email
        private String email;
        
        @DateTimeFormat(pattern="yyyy-MM-dd")
        @Past
        private Date birthday;
        
        @Pattern(regexp="[1][3,8][3,6,9][0-9]{8}")
        private String phone;
    
    
        public User() {
            super();
            // TODO Auto-generated constructor stub
        }
    
    
        public String getLoginname() {
            return loginname;
        }
    
    
        public void setLoginname(String loginname) {
            this.loginname = loginname;
        }
    
    
        public String getPassword() {
            return password;
        }
    
    
        public void setPassword(String password) {
            this.password = password;
        }
    
    
        public int getAge() {
            return age;
        }
    
    
        public void setAge(int age) {
            this.age = age;
        }
    
    
        public String getEmail() {
            return email;
        }
    
    
        public void setEmail(String email) {
            this.email = email;
        }
    
    
        public String getUsername() {
            return username;
        }
    
    
        public void setUsername(String username) {
            this.username = username;
        }
    
        public Date getBirthday() {
            return birthday;
        }
    
    
        public void setBirthday(Date birthday) {
            this.birthday = birthday;
        }
    
    
        public String getPhone() {
            return phone;
        }
    
    
        public void setPhone(String phone) {
            this.phone = phone;
        }
    
    
        @Override
        public String toString() {
            return "User [loginname=" + loginname + ", password=" + password
                    + ", email=" + email + ", username="
                    + username + ", birthDate=" + birthday + ", phone=" + phone
                    + "]";
        }
    }

**三 控制器**

package org.fkit.controller;
    
    import javax.validation.Valid;
    import org.fkit.domain.User;
    import org.springframework.stereotype.Controller;
    import org.springframework.ui.Model;
    import org.springframework.validation.Errors;
    import org.springframework.web.bind.annotation.GetMapping;
    import org.springframework.web.bind.annotation.ModelAttribute;
    import org.springframework.web.bind.annotation.PostMapping;
    
    @Controller
    public class UserController{
        
        @GetMapping(value="/registerForm")
         public String registerForm(Model model){
            User user = new User();
            model.addAttribute("user",user);
            // 跳转到注册页面
            return "registerForm";
        }
         
        // 数据校验使用@Valid，后面跟着Errors对象保存校验信息
         @PostMapping(value="/login")
         public String login(
                 @Valid @ModelAttribute  User user,
                 Errors  errors,
                 Model model) {
             System.out.println(user);
             if(errors.hasErrors()){
                 return "registerForm";
             }
             model.addAttribute("user", user);
             return "success";
         }
    
    }

**四 视图**

1 registerForm.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@taglib prefix= "form" uri=  "http://www.springframework.org/tags/form" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"  "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html;  charset=UTF-8">
    <title>测试JSR 303</title>
    </head>
    <body>
    <h3>注册页面</h3>
    <form:form modelAttribute="user" method="post" action="login" >
         <table>
               <tr>
                    <td>登录名:</td>
                    <td><form:input path="loginname"/></td>
                    <td><form:errors path="loginname" cssStyle=  "color:red"/></td>
              </tr>
               <tr>
                    <td>密码:</td>
                    <td><form:input path="password"/></td>
                    <td><form:errors path="password" cssStyle=  "color:red"/></td>
               </tr>
               <tr>
                    <td>用户名:</td>
                    <td><form:input path="username"/></td>
                    <td><form:errors path="username" cssStyle=  "color:red"/></td>
               </tr>
               <tr>
                    <td>年龄:</td>
                    <td><form:input path="age"/></td>
                    <td><form:errors path="age" cssStyle=  "color:red"/></td>
               </tr>
               <tr>
                    <td>邮箱:</td>
                    <td><form:input path="email"/></td>
                    <td><form:errors path="email" cssStyle=  "color:red"/></td>
               </tr>
               <tr>
                    <td>生日:</td>
                    <td><form:input path="birthday"/></td>
                    <td><form:errors path="birthday" cssStyle=  "color:red"/></td>
               </tr>
               <tr>
                    <td>电话:</td>
                    <td><form:input path="phone"/></td>
                    <td><form:errors path="phone" cssStyle=  "color:red"/></td>
               </tr>
               <tr>
                    <td><input type="submit" value="提交"/></td>
               </tr>
         </table>
    </form:form>
    </body>
    </html>

2 success.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"  "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html;  charset=UTF-8">
    <title>测试JSR 303</title>
    </head>
    <body>
    <h3>测试JSR 303</h3>
    登录名：${requestScope.user.loginname }
    密码：${requestScope.user.password }
    用户名：${requestScope.user.username }
    年龄：${requestScope.user.age }
    邮箱：${requestScope.user.email }
    生日：<fmt:formatDate value="${requestScope.user.birthday}"
         pattern="yyyy年MM月dd日"/>
    电话：${requestScope.user.phone }
    </body>
    </html>

**五 配置文件**

<?xml version="1.0" encoding="UTF-8"?>
    <beans xmlns="http://www.springframework.org/schema/beans"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xmlns:p="http://www.springframework.org/schema/p"
        xmlns:c="http://www.springframework.org/schema/c"
        xmlns:mvc="http://www.springframework.org/schema/mvc"
         xmlns:context="http://www.springframework.org/schema/context"
        xsi:schemaLocation="
            http://www.springframework.org/schema/beans
             http://www.springframework.org/schema/beans/spring-beans.xsd
            http://www.springframework.org/schema/mvc
            http://www.springframework.org/schema/mvc/spring-mvc.xsd     
            http://www.springframework.org/schema/context
             http://www.springframework.org/schema/context/spring-context.xsd">
            
        
        <context:component-scan base-package="org.fkit"/>
        
        <mvc:annotation-driven/>
         
        <mvc:default-servlet-handler/>
            
        
         <bean id="viewResolver"
               class="org.springframework.web.servlet.view.InternalResourceViewResolver"
              p:prefix="/WEB-INF/content/" p:suffix=".jsp"/>
        
          
         <bean id="messageSource"  
          class="org.springframework.context.support.ResourceBundleMessageSource">  
          
          <property name="basenames" value="message"/>
         </bean>
         
    </beans>

**六 测试**

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