婚庆网站开发,pc网站是什么,网站开发必备人员,网站怎么能被百度收录问题描述#xff1a; 在使用RestTemplate发送POST请求时#xff0c;发现发送的数据并未按配置的JSONField转换#xff0c;导致服务方一直收不到参数
排查过程#xff1a; 将itemList改成Items传输即可
原因分析#xff1a; RestTemplate有默认的转换器#xff0c;所以…问题描述 在使用RestTemplate发送POST请求时发现发送的数据并未按配置的JSONField转换导致服务方一直收不到参数
排查过程 将itemList改成Items传输即可
原因分析 RestTemplate有默认的转换器所以配置JSONField 没有作用
解决办法 修改RestTemplate默认的转换器、或者将变量名改为Items
package com.rimag.adapter.config;import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.StringHttpMessageConverter;
import org.springframework.http.converter.json.GsonHttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.client.RestTemplate;import java.nio.charset.StandardCharsets;
import java.util.Iterator;
import java.util.List;/*** author: hong* date: 2024/6/18 10:25* description*/
Configuration
public class RestTemplateConfig {Beanpublic RestTemplate restTemplate() {// 设置超时时间HttpComponentsClientHttpRequestFactory httpRequestFactory new HttpComponentsClientHttpRequestFactory();httpRequestFactory.setConnectionRequestTimeout(3000);httpRequestFactory.setConnectTimeout(3000);httpRequestFactory.setReadTimeout(3000);RestTemplate restTemplate new RestTemplate(httpRequestFactory);//换上fastjsonListHttpMessageConverter? messageConverters restTemplate.getMessageConverters();IteratorHttpMessageConverter? iteratormessageConverters.iterator();while(iterator.hasNext()){HttpMessageConverter? converteriterator.next();//原有的String是ISO-8859-1编码 去掉if(converter instanceof StringHttpMessageConverter){iterator.remove();}//由于系统中默认有jackson 在转换json时自动会启用 但是我们不想使用它 可以直接移除if(converter instanceof GsonHttpMessageConverter || converter instanceof MappingJackson2HttpMessageConverter){iterator.remove();}}messageConverters.add(new StringHttpMessageConverter(StandardCharsets.UTF_8));FastJsonHttpMessageConverter fastJsonHttpMessageConverter new FastJsonHttpMessageConverter();FastJsonConfig fastJsonConfig new FastJsonConfig();fastJsonConfig.setSerializerFeatures(SerializerFeature.WriteMapNullValue,SerializerFeature.WriteNullStringAsEmpty,SerializerFeature.WriteNullListAsEmpty,SerializerFeature.DisableCircularReferenceDetect);fastJsonHttpMessageConverter.setFastJsonConfig(fastJsonConfig);// 添加 FastJsonHttpMessageConverter优先级高于默认的 MappingJackson2HttpMessageConverter否则RestTemplate发送请求转换不会按JSONField注解messageConverters.add(fastJsonHttpMessageConverter);return restTemplate;}
}
