/*
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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.RequestParamContext;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.core.MethodParameter;
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import org.springframework.http.HttpInputMessage;
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import org.springframework.http.converter.HttpMessageConverter;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.servlet.mvc.method.annotation.RequestBodyAdvice;
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import java.io.IOException;
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import java.lang.reflect.Type;
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/**
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* 请求参数增强，缓存@RequestBody的请求参数
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*
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* @author fengshuonan
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* @date 2021/3/18 18:42
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*/
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@ControllerAdvice
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@Slf4j
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@SuppressWarnings("all")
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public class CacheParamRequestBodyAdvice implements RequestBodyAdvice {
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@Override
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public boolean supports(MethodParameter methodParameter, Type targetType, Class<? extends HttpMessageConverter<?>> converterType) {
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return true;
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}
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@Override
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public HttpInputMessage beforeBodyRead(HttpInputMessage inputMessage, MethodParameter parameter, Type targetType, Class<? extends HttpMessageConverter<?>> converterType) throws IOException {
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return inputMessage;
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}
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@Override
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public Object afterBodyRead(Object body, HttpInputMessage inputMessage, MethodParameter parameter, Type targetType, Class<? extends HttpMessageConverter<?>> converterType) {
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// 临时缓存一下@RequestBody注解上的参数
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RequestParamContext.setObject(body);
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return body;
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}
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@Override
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public Object handleEmptyBody(Object body, HttpInputMessage inputMessage, MethodParameter parameter, Type targetType, Class<? extends HttpMessageConverter<?>> converterType) {
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return body;
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}
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}
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