[GitHub] [zookeeper] eolivelli commented on a change in pull request #860: ZOOKEEPER-3324: Add read/write metrics for top level znodes

[GitBox <gi...@apache.org>]

eolivelli commented on a change in pull request #860: ZOOKEEPER-3324: Add read/write metrics for top level znodes
URL: https://github.com/apache/zookeeper/pull/860#discussion_r268683445
 
 

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 File path: zookeeper-server/src/main/java/org/apache/zookeeper/server/DataTree.java
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 @@ -690,17 +705,25 @@ public Stat statNode(String path, Watcher watcher)
         if (n == null) {
             throw new KeeperException.NoNodeException();
         }
+        List<String> children;
         synchronized (n) {
             if (stat != null) {
                 n.copyStat(stat);
             }
-            List<String> children=new ArrayList<String>(n.getChildren());
+            children=new ArrayList<String>(n.getChildren());
 
 Review comment:
   nit: add spaces around '='

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