modify application.properties

src/main/java/com/update/update/service/impl/refreshServiceImpl.java

@@ -13,7 +13,9 @@ import org.springframework.stereotype.Service;
 @Service
 public class refreshServiceImpl implements refreshService {
 
-    freshServiceImpl ser=new freshServiceImpl();
+    @Autowired
+    freshServiceImpl ser;
+
     //version1大返回一个正数，小返回一个负数，相等返回0
     public static int compareVersion(String version1, String version2) throws Exception {
         if (version1 == null || version2 == null) {

src/main/resources/application.properties

@@ -1,7 +1,8 @@
 spring.datasource.url = jdbc:mysql://localhost:3306/emoji?useUnicode=true&characterEncoding=utf-8
 spring.datasource.username = root
 spring.datasource.password = root
-spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
-mybatis.mapper-locations=com.update.update.dao.freshMapper
-
+# spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+# mybatis.mapper-locations=com.update.update.dao.freshMapper
+mybatis.configuration.map-underscore-to-camel-case=true
+spring.jackson.time-zone=GMT+8