小改一波

pom.xml

@@ -22,9 +22,9 @@
         </dependency>
         <!--        与数据库交互需要的内容-->
         <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.49</version>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <version>8.0.32</version>
         </dependency>
         <dependency>
             <groupId>org.mybatis.spring.boot</groupId>
@@ -49,4 +49,5 @@
         </dependency>
     </dependencies>
 
+
 </project>

src/main/java/com/mashibing/handler/AirExceptionHandler.java

@@ -1,4 +1,4 @@
-package com.mashibing;
+package com.mashibing.handler;
 
 import com.mashibing.util.R;
 import com.mashibing.vo.ResultVO;

src/main/resources/application.yml

@@ -1,6 +1,6 @@
 spring:
   datasource:
-    driver-class-name: com.mysql.jdbc.Driver
+    driver-class-name: com.mysql.cj.jdbc.Driver
     url: jdbc:mysql:///air
     username: root
     password: root