ttt

.idea/misc.xml

@@ -8,7 +8,7 @@
       </list>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="17 (2)" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="22" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>

src/main/java/com/ruoyi/system/adapter/HelloWorld.java

@@ -0,0 +1,7 @@
+package demo1;
+
+public class HelloWorld {
+    public static void main(String[] args) {
+        System.out.println("HelloWorld");
+    }
+}