/*
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* Copyright [2020-2030] [https://www.stylefeng.cn]
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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*
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* Guns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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*
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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Guns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/stylefeng/guns
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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/stylefeng/guns
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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
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*/
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package cn.stylefeng.roses.kernel.validator.starter;
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import cn.stylefeng.roses.kernel.validator.api.context.RequestGroupContext;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.validation.Errors;
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import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
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/**
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* 用于真正校验参数之前缓存一下group的class类型
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* <p>
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* 因为ConstraintValidator的自定义校验中获取不到当前进行的group
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*
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* @author fengshuonan
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* @date 2020/8/12 20:07
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*/
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@Slf4j
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public class GunsValidator extends LocalValidatorFactoryBean {
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@Override
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public void validate(Object target, Errors errors, Object... validationHints) {
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try {
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if (validationHints.length > 0) {
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// 如果是class类型，利用ThreadLocal缓存一下class类型
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if (validationHints[0] instanceof Class) {
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// 临时保存group的class值
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RequestGroupContext.set((Class<?>) validationHints[0]);
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}
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}
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super.validate(target, errors, validationHints);
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} finally {
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RequestGroupContext.clear();
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}
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}
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}
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