tflobbe commented on a change in pull request #817: SOLR-13655:Upgrade 
Collections.unModifiableSet to Set.of and Set.copyOf
URL: https://github.com/apache/lucene-solr/pull/817#discussion_r316982623
 
 

 ##########
 File path: 
solr/solrj/src/java/org/apache/solr/client/solrj/cloud/autoscaling/Variable.java
 ##########
 @@ -297,7 +296,7 @@ private Number readNum(double v) {
 
     Set<String> readSet(String[] vals) {
       if (NULL.equals(vals[0])) return emptySet();
-      return unmodifiableSet(new HashSet<>(Arrays.asList(vals)));
+      return Set.copyOf(Arrays.asList(vals));
 
 Review comment:
   Also this?

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