003-JSR303校验

{
    "timestamp": "2019-01-23T01:29:12.547+0000",
    "status": 400,
    "error": "Bad Request",
    "errors": [
        {
            "codes": [
                "IDValidator.person.ID",
                "IDValidator.ID",
                "IDValidator"
            ],
            "arguments": [
                {
                    "codes": [
                        "person.ID",
                        "ID"
                    ],
                    "arguments": null,
                    "defaultMessage": "ID",
                    "code": "ID"
                }
            ],
            "defaultMessage": "身份证需要15或18位",
            "objectName": "person",
            "field": "ID",
            "rejectedValue": null,
            "bindingFailure": false,
            "code": "IDValidator"
        }
    ],
    "message": "Validation failed for object=‘person‘. Error count: 1",
    "path": "/person"
}

package com.github.bjlhx15.gradle.jsr303;

/**
 * @author lihongxu
 * @desc @link(https://github.com/bjlhx15/gradle-mvc4)
 * @since 2019/1/23 上午11:07
 */

import javax.validation.Constraint;
import javax.validation.Payload;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import java.lang.annotation.*;

import static java.lang.annotation.ElementType.*;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
/**
 * 自定义参数校验注解
 * 校验 List 集合中是否有null 元素
 */

@Target({ElementType.ANNOTATION_TYPE, ElementType.METHOD, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Constraint(validatedBy = ListNotHasNullValidatorImpl.class)////此处指定了注解的实现类为ListNotHasNullValidatorImpl

public @interface ListNotHasNull {

    /**
     * 添加value属性，可以作为校验时的条件,若不需要，可去掉此处定义
     */
    int value() default 0;

    String message() default "List集合中不能含有null元素";

    Class<?>[] groups() default {};

    Class<? extends Payload>[] payload() default {};

    /**
     * 定义List，为了让Bean的一个属性上可以添加多套规则
     */
    @Target({METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER})
    @Retention(RUNTIME)
    @Documented
    @interface List {
        ListNotHasNull[] value();
    }
}

package com.github.bjlhx15.gradle.jsr303;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.List;

/**
 * 自定义注解ListNotHasNull 的实现类
 * 用于判断List集合中是否含有null元素
 */
public class ListNotHasNullValidatorImpl implements ConstraintValidator<ListNotHasNull, List> {

    private int value;

    @Override
    public void initialize(ListNotHasNull constraintAnnotation) {
        //传入value 值，可以在校验中使用
        this.value = constraintAnnotation.value();
    }

    public boolean isValid(List list, ConstraintValidatorContext constraintValidatorContext) {
        for (Object object : list) {
            if (object == null) {
                //如果List集合中含有Null元素，校验失败
                return false;
            }
        }
        return true;
    }

}

package com.github.bjlhx15.gradle.jsr303;

import lombok.Data;
import lombok.Getter;
import lombok.Setter;

import javax.validation.constraints.Max;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotNull;

/**
 * @author lihongxu
 * @desc @link(https://github.com/bjlhx15/gradle-mvc4)
 * @since 2019/1/23 上午9:25
 */
@Matches(field = "password", verifyField = "confirmPassword",
        message = "{constraint.confirmNewPassword.not.match.newPassword}")
public class Person {
    @IDValidator(message = "身份证需要15或18位")
    private String id;
    private String password;
    private String confirmPassword;
    /**
     * 添加groups 属性，说明只在特定的验证规则里面起作用，不加则表示在使用Deafault规则时起作用
     */

    @NotNull(groups = {PersonAddView.class, PersonModifyView.class}, message = "添加、修改用户时名字不能为空"
    )//,payload = ValidateErrorLevel.Info.class)
    @ListNotHasNull.List({
            @ListNotHasNull(groups = {PersonAddView.class}, message = "添加上Name不能为空"),
            @ListNotHasNull(groups = {PersonModifyView.class}, message = "修改时Name不能为空")})
    private String name;

    @NotNull(groups = {PersonAddView.class}, message = "添加用户时地址不能为空")
    private String address;

    @Min(value = 18, groups = {PersonAddView.class}, message = "年龄不能低于18岁")
    @Max(value = 30, groups = {PersonModifyView.class}, message = "年龄不能超过30岁")
    private int age;


    public String getName() {
        return name;
    }

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

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public String getConfirmPassword() {
        return confirmPassword;
    }

    public void setConfirmPassword(String confirmPassword) {
        this.confirmPassword = confirmPassword;
    }
}