update Spring Boot to v2.2.9.RELEASE

README.md

@@ -2,13 +2,14 @@
 
 <p align="center">
   <img src='https://img.shields.io/badge/license-Apache%202-4EB1BA.svg' alt='License'/>
-  <img src="https://img.shields.io/badge/Spring%20Boot-2.2.8.RELEASE-blue" alt="Downloads"/>
+  <img src="https://img.shields.io/badge/Spring%20Boot-2.2.9.RELEASE-blue" alt="Downloads"/>
   <img src="https://img.shields.io/badge/Spring%20Cloud-Hoxton.SR6-blue" alt="Downloads"/>
   <img src="https://img.shields.io/badge/Spring%20Cloud%20Alibaba-2.2.1.RELEASE-blue" alt="Downloads"/>
   <img src="https://img.shields.io/badge/Elasticsearch-7.x-brightgreen" alt="Downloads"/>
   <img src="https://img.shields.io/badge/Layui-EasyWeb-yellowgreen" alt="Downloads"/>
 </p>
 
+
 ## 如果您觉得有帮助，请点右上角 "Star" 支持一下谢谢
 &nbsp;
 ## 1. 总体架构图

pom.xml

@@ -14,7 +14,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>8</java.version>
         <spring-cloud-alibaba-dependencies.version>2.2.1.RELEASE</spring-cloud-alibaba-dependencies.version>
-        <spring-boot-dependencies.version>2.2.8.RELEASE</spring-boot-dependencies.version>
+        <spring-boot-dependencies.version>2.2.9.RELEASE</spring-boot-dependencies.version>
         <spring-cloud-dependencies.version>Hoxton.SR6</spring-cloud-dependencies.version>
         <commons-collections4.version>4.4</commons-collections4.version>
         <fastjson.version>1.2.70</fastjson.version>

zlt-commons/zlt-common-core/src/main/java/com/central/common/utils/ResponseUtil.java

@@ -54,7 +54,7 @@ public class ResponseUtil {
     }
 
     private static void responseWrite(ObjectMapper objectMapper, HttpServletResponse response, Result result) throws IOException {
-        response.setContentType(MediaType.APPLICATION_JSON_UTF8_VALUE);
+        response.setContentType(MediaType.APPLICATION_JSON_VALUE);
         try (
                 Writer writer = response.getWriter()
         ) {