storm-server/src/main/java/org/apache/storm/scheduler/resource/strategies/scheduling/sorter/NodeSorterHostProximity.java [521:541]:
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        public boolean hasNext() {
            if (pre.hasNext()) {
                return true;
            }
            if (nextValueFromNode != null) {
                return true;
            }
            while (true) {
                //For the node we don't know if we have another one unless we look at the contents
                Iterator<ObjectResourcesItem> nodeIterator = getNodeIterator();
                if (nodeIterator == null || !nodeIterator.hasNext()) {
                    break;
                }
                String tmp = nodeIterator.next().id;
                if (!skip.contains(tmp)) {
                    nextValueFromNode = tmp;
                    return true;
                }
            }
            return post.hasNext();
        }
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storm-server/src/main/java/org/apache/storm/scheduler/resource/strategies/scheduling/sorter/NodeSorter.java [446:466]:
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        public boolean hasNext() {
            if (pre.hasNext()) {
                return true;
            }
            if (nextValueFromNode != null) {
                return true;
            }
            while (true) {
                //For the node we don't know if we have another one unless we look at the contents
                Iterator<ObjectResourcesItem> nodeIterator = getNodeIterator();
                if (nodeIterator == null || !nodeIterator.hasNext()) {
                    break;
                }
                String tmp = nodeIterator.next().id;
                if (!skip.contains(tmp)) {
                    nextValueFromNode = tmp;
                    return true;
                }
            }
            return post.hasNext();
        }
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