| New file | 
 |  |  | 
 |  |  | package com.dy.common.webUtil; | 
 |  |  |  | 
 |  |  | import org.springframework.context.annotation.Configuration; | 
 |  |  | import org.springframework.http.MediaType; | 
 |  |  | import org.springframework.web.servlet.config.annotation.ContentNegotiationConfigurer; | 
 |  |  | import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; | 
 |  |  |  | 
 |  |  | @Configuration | 
 |  |  | public class ResponseContentTypeConfig implements WebMvcConfigurer { | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * Springboot请求响应头的Content-TypeContent-Type默认是text/plain, | 
 |  |  |      * 下面配置请求响应头的Content-TypeContent-Type默认为application/json | 
 |  |  |      * @param configurer | 
 |  |  |      */ | 
 |  |  |     @Override | 
 |  |  |     public void configureContentNegotiation(ContentNegotiationConfigurer configurer) { | 
 |  |  |         configurer.defaultContentType(MediaType.APPLICATION_JSON); | 
 |  |  |     } | 
 |  |  | } |