diff --git a/src/main/java/com/test/hgw/Http2Client.java b/src/main/java/com/test/hgw/Http2Client.java
index 2f99e2f..736f8c0 100644
--- a/src/main/java/com/test/hgw/Http2Client.java
+++ b/src/main/java/com/test/hgw/Http2Client.java
@@ -13,12 +13,18 @@
 public class Http2Client {
     private WebClient client = WebClient.create("https://localhost:8443");
 
+    enum Color { 
+        Blue, Red, Black
+    }
+    
     private Mono<ClientResponse> result = client.get()
             .uri("/test")
             .accept(MediaType.TEXT_PLAIN)
             .exchange();
 
     public String getResult() {
+        Color myColor = Color.Blue;
+        a () -> System.out.println("Hello World! my Color ="+myColor);
         return ">> result = " + result.flatMap(res -> res.bodyToMono(String.class)).block();
     }
 }