From 5f875ea9581373eb720ff5335db72c5b4cf7c3b3 Mon Sep 17 00:00:00 2001
From: Albumen Kevin <jhq0812@gmail.com>
Date: Mon, 19 Jun 2023 09:33:36 +0800
Subject: [PATCH] Fix Registry Notification use same event time (#12556)

---
 .../java/org/apache/dubbo/registry/RegistryNotifier.java  | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/RegistryNotifier.java b/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/RegistryNotifier.java
index 168368690a..fe9296b8e3 100644
--- a/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/RegistryNotifier.java
+++ b/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/RegistryNotifier.java
@@ -77,6 +77,14 @@ public abstract class RegistryNotifier {
             }
             scheduler.submit(new NotificationTask(this, notifyTime));
         }
+        try {
+            while (this.lastEventTime == System.currentTimeMillis()) {
+                // wait to let event time refresh
+                Thread.sleep(1);
+            }
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
     }
 
     public long getDelayTime() {