Ethanlm commented on a change in pull request #3222: STORM-3596 use send 
assignment status in blacklist scheduling
URL: https://github.com/apache/storm/pull/3222#discussion_r405054634
 
 

 ##########
 File path: storm-client/src/jvm/org/apache/storm/utils/RotatingMap.java
 ##########
 @@ -84,6 +86,37 @@ public V get(K key) {
         return null;
     }
 
+    /**
+     * Returns the value to which the specified key is mapped, or
+     * {@code defaultValue} if this map contains no mapping for the key.
+     *
+     * @param key the key whose associated value is to be returned
+     * @param defaultValue the default mapping of the key
+     * @return the value to which the specified key is mapped, or
+     * {@code defaultValue} if this map contains no mapping for the key
+     */
+    public V getOrDefault(K key, V defaultValue) {
+        for (HashMap<K, V> bucket : buckets) {
 
 Review comment:
   Can we call above `public V get(K key)` instead of repeating the code?

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