package com.example.springboot.util;
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import org.hibernate.validator.HibernateValidator;
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import javax.validation.ConstraintViolation;
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import javax.validation.Validation;
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import javax.validation.Validator;
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import java.util.Set;
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/**
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* hibernate-validator校验工具类
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* 参考文档：http://docs.jboss.org/hibernate/validator/5.4/reference/en-US/html_single/
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*/
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public class ValidatorUtil {
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private static Validator validator;
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static {
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validator = Validation.byProvider(HibernateValidator.class).configure().failFast(true).buildValidatorFactory().getValidator();
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}
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/**
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* ValidatorUtil.validateEntity(role);
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* 在controller接口中使用此方便校验实体参数的合法校验对象
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*
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* @param object 待校验对象
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* @param groups 待校验的组
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*/
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public static void validateEntity(Object object, Class<?>... groups) {
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Set<ConstraintViolation<Object>> constraintViolations = validator.validate(object, groups);
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if (!constraintViolations.isEmpty()) {
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StringBuilder msg = new StringBuilder();
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for (ConstraintViolation<Object> constraint : constraintViolations) {
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msg.append(constraint.getMessage()).append(",");
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}
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throw new RuntimeException(msg.toString());
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}
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}
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}
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