From 75b81f58277eb4447d0397b2bc0b64730f06d23d Mon Sep 17 00:00:00 2001
From: Jon Marius Venstad <jvenstad@yahoo-inc.com>
Date: Tue, 8 May 2018 10:04:03 +0200
Subject: Use ConcurrentCopyOnWriteArraySet -- could alternatively provide a
 Comparator

---
 .../vespa/athenz/identity/ServiceIdentityProviderListenerHelper.java  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/identity/ServiceIdentityProviderListenerHelper.java b/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/identity/ServiceIdentityProviderListenerHelper.java
index 836e46201ee..bf50673fab8 100644
--- a/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/identity/ServiceIdentityProviderListenerHelper.java
+++ b/vespa-athenz/src/main/java/com/yahoo/vespa/athenz/identity/ServiceIdentityProviderListenerHelper.java
@@ -5,7 +5,7 @@ import com.yahoo.vespa.athenz.api.AthenzService;
 
 import javax.net.ssl.SSLContext;
 import java.util.Set;
-import java.util.concurrent.ConcurrentSkipListSet;
+import java.util.concurrent.CopyOnWriteArraySet;
 
 /**
  * A helper class managing {@link ServiceIdentityProvider.Listener} instances for implementations of {@link ServiceIdentityProvider}.
@@ -14,7 +14,7 @@ import java.util.concurrent.ConcurrentSkipListSet;
  */
 public class ServiceIdentityProviderListenerHelper {
 
-    private final Set<ServiceIdentityProvider.Listener> listeners = new ConcurrentSkipListSet<>();
+    private final Set<ServiceIdentityProvider.Listener> listeners = new CopyOnWriteArraySet<>();
     private final AthenzService identity;
 
     public ServiceIdentityProviderListenerHelper(AthenzService identity) {
-- 
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