Fix concurrent modification exception of stated urls (#9779)

apache · Mar 15, 2022 · 6fe17e7 · 6fe17e7
1 parent ed2c2ad
commit 6fe17e7
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/rpc/model/ProviderModel.java b/dubbo-common/src/main/java/org/apache/dubbo/rpc/model/ProviderModel.java
@@ -29,6 +29,7 @@
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.concurrent.CopyOnWriteArrayList;
 
 /**
  * ProviderModel is about published services
@@ -52,7 +53,7 @@ public ProviderModel(String serviceKey,
         this.serviceInstance = serviceInstance;
         this.serviceModel = serviceModel;
         this.serviceConfig = serviceConfig;
-        this.urls = new ArrayList<>(1);
+        this.urls = new CopyOnWriteArrayList<>();
     }
 
     public String getServiceKey() {