添加静态Session工具类

pom.xml

@@ -77,6 +77,19 @@
             <artifactId>spring-boot-starter-tomcat</artifactId>
             <scope>compile</scope>
         </dependency>
+
+        <!--struts-->
+        <dependency>
+            <groupId>org.apache.struts</groupId>
+            <artifactId>struts2-core</artifactId>
+            <version>2.3.32</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>javassist</groupId>
+                    <artifactId>javassist</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
     </dependencies>
 
     <profiles>