SLING-10195 switch back to Set examples
diff --git a/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3.java b/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3.java
index d0485be..4c8504b 100644
--- a/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3.java
+++ b/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3.java
@@ -56,9 +56,9 @@
     private volatile List<ServiceSuperInterface3> references3 = new ArrayList<>();
     private List<Map<String, Object>> reference3Configs = new ArrayList<>();
 
-    @Reference(name = "references3Set", service = ServiceInterface3.class, cardinality = ReferenceCardinality.MULTIPLE)
-    private List<ServiceSuperInterface3> references3Set = new ArrayList<>();
-    //TODO: private Set<ServiceSuperInterface3> references3Set = new HashSet<>();
+    @Reference(name = "references3Set", service = ServiceInterface3.class, cardinality = ReferenceCardinality.MULTIPLE,
+            policy = ReferencePolicy.DYNAMIC, policyOption = ReferencePolicyOption.GREEDY)
+    private volatile Set<ServiceSuperInterface3> references3Set = new HashSet<>();
 
     private ComponentContext componentContext;
     private Map<String, Object> config;
@@ -104,8 +104,7 @@
     }
 
     public Set<ServiceSuperInterface3> getReferences3Set() {
-        return new HashSet<>(this.references3Set);
-        //TODO: return this.references3Set;
+        return this.references3Set;
     }
 
     public ComponentContext getComponentContext() {
diff --git a/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3OsgiR6.java b/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3OsgiR6.java
index 3b1a397..fa96b77 100644
--- a/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3OsgiR6.java
+++ b/core/src/test/java/org/apache/sling/testing/mock/osgi/sample/osgiserviceutil/Service3OsgiR6.java
@@ -20,7 +20,6 @@
 
 import java.util.ArrayList;
 import java.util.Collection;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -63,10 +62,8 @@
             name = "reference3DynamicFiltered")
     private volatile ServiceSuperInterface3 reference3DynamicFiltered;
 
-    @Reference(service = ServiceInterface3.class, cardinality = ReferenceCardinality.MULTIPLE,
-            policy = ReferencePolicy.DYNAMIC, policyOption = ReferencePolicyOption.GREEDY)
-    private volatile List<ServiceSuperInterface3> references3Set;
-    //TODO: private Set<ServiceSuperInterface3> references3Set;
+    @Reference(service = ServiceInterface3.class, cardinality = ReferenceCardinality.MULTIPLE)
+    private volatile Set<ServiceSuperInterface3> references3Set;
 
     @Reference(service = ServiceInterface3.class, cardinality = ReferenceCardinality.MULTIPLE,
             policy = ReferencePolicy.DYNAMIC, policyOption = ReferencePolicyOption.GREEDY)
@@ -120,8 +117,7 @@
     }
 
     public Set<ServiceSuperInterface3> getReferences3Set() {
-        return new HashSet<>(this.references3Set);
-        //TODO: return this.references3Set;
+        return this.references3Set;
     }
 
     public Collection<ServiceSuperInterface3> getReferences3Collection() {