Abstract get Web Server default method

hippo4j-adapter/hippo4j-adapter-web/src/main/java/cn/hippo4j/adapter/web/AbstractWebThreadPoolService.java

@@ -51,15 +51,20 @@ public abstract class AbstractWebThreadPoolService implements WebThreadPoolServi
         if (executor == null) {
             synchronized (AbstractWebThreadPoolService.class) {
                 if (executor == null) {
-                    ApplicationContext applicationContext = ApplicationContextHolder.getInstance();
-                    WebServer webServer = ((WebServerApplicationContext) applicationContext).getWebServer();
-                    executor = getWebThreadPoolByServer(webServer);
+                    executor = getWebThreadPoolByServer(getWebServer());
                 }
             }
         }
         return executor;
     }
 
+    @Override
+    public WebServer getWebServer() {
+        ApplicationContext applicationContext = ApplicationContextHolder.getInstance();
+        WebServer webServer = ((WebServerApplicationContext) applicationContext).getWebServer();
+        return webServer;
+    }
+
     @Override
     public void run(ApplicationArguments args) {
         try {

hippo4j-adapter/hippo4j-adapter-web/src/main/java/cn/hippo4j/adapter/web/WebThreadPoolService.java

@@ -21,6 +21,7 @@ import cn.hippo4j.common.model.ThreadPoolBaseInfo;
 import cn.hippo4j.common.model.ThreadPoolParameter;
 import cn.hippo4j.common.model.ThreadPoolParameterInfo;
 import cn.hippo4j.common.model.ThreadPoolRunStateInfo;
+import org.springframework.boot.web.server.WebServer;
 
 import java.util.concurrent.Executor;
 
@@ -63,4 +64,15 @@ public interface WebThreadPoolService {
      * @param threadPoolParameterInfo
      */
     void updateWebThreadPool(ThreadPoolParameterInfo threadPoolParameterInfo);
+
+    /**
+     * Get web server.
+     *
+     * @return
+     */
+    default WebServer getWebServer() {
+        return null;
+    }
+
+    ;
 }