/*
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Copyright [2020] [https://www.xiaonuo.vip]
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Snowy采用APACHE LICENSE 2.0开源协议,您在使用过程中,需要注意以下几点:
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1.请不要删除和修改根目录下的LICENSE文件。
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2.请不要删除和修改Snowy源码头部的版权声明。
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3.请保留源码和相关描述文件的项目出处,作者声明等。
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4.分发源码时候,请注明软件出处 https://gitee.com/xiaonuobase/snowy
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5.在修改包名,模块名称,项目代码等时,请注明软件出处 https://gitee.com/xiaonuobase/snowy
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6.若您的项目无法满足以上几点,可申请商业授权,获取Snowy商业授权许可,请在官网购买授权,地址为 https://www.xiaonuo.vip
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*/
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package vip.xiaonuo.core.validation.mothordatetime;
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import cn.hutool.core.date.DatePattern;
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import cn.hutool.core.date.DateUtil;
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import cn.hutool.core.util.ObjectUtil;
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import javax.validation.ConstraintValidator;
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import javax.validation.ConstraintValidatorContext;
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/**
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* 校验日期格式 yyyy-MM 或 yyyy-MM-dd HH:mm:ss
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*
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* @author xuyuxiang
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* @date 2020/5/26 14:48
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*/
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public class MonthOrDateTimeValueValidator implements ConstraintValidator<MonthOrDateTimeValue, String> {
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public static final String NORM_MONTH_PATTERN = "yyyy-MM";
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@Override
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public boolean isValid(String dateValue, ConstraintValidatorContext context) {
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//为空则放过,因为在此校验之前会加入@NotNull或@NotBlank校验
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if (ObjectUtil.isEmpty(dateValue)) {
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return true;
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}
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//长度不对直接返回
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if (dateValue.length() != DatePattern.NORM_DATETIME_PATTERN.length() &&
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dateValue.length() != NORM_MONTH_PATTERN.length()) {
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return false;
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}
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try {
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DateUtil.parseDateTime(dateValue);
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return true;
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} catch (Exception dateTimeParseException) {
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try {
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DateUtil.parse(dateValue, NORM_MONTH_PATTERN);
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return true;
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} catch (Exception monthParseException) {
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return false;
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}
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}
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}
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}
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