20210624 商品分类

xiaoyong931011

2021-06-24 ccb35b497df342c6de15f3a6be4c065b0ca7f1f1

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package com.xzx.gc.common.annotations.valid; 
 
import cn.hutool.core.date.DateUtil; 
 
import javax.validation.ConstraintValidator; 
import javax.validation.ConstraintValidatorContext; 
 
/** 
 * @author: zhongzan 
 * @create: 2019-07-18 14:10 
 * @description: 
 */ 
public class DateFormatConstraintValidator implements ConstraintValidator<DateFormatConstraint, Object> { 
 
   private String datePattern; 
 
   @Override 
   public void initialize(DateFormatConstraint constraintAnnotation) { 
      this.datePattern=constraintAnnotation.datePattern(); 
   } 
 
   @Override 
   public boolean isValid(Object obj, ConstraintValidatorContext context) { 
      try { 
            DateUtil.parse(obj.toString(),datePattern); 
      } catch (Exception e) { 
         return  false; 
      } 
      return true; 
   } 
}