Github user dkuppitz commented on a diff in the pull request:
https://github.com/apache/tinkerpop/pull/524#discussion_r95006502
--- Diff:
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/filter/DedupGlobalStep.java
---
@@ -89,6 +92,17 @@ public ElementRequirement getMaxRequirement() {
@Override
protected Traverser.Admin<S> processNextStart() {
+ if (null != this.barrier) {
+ this.barrierIterator = this.barrier.entrySet().iterator();
+ this.barrier = null;
+ }
+ while (this.barrierIterator != null &&
this.barrierIterator.hasNext()) {
+ if (null == this.barrierIterator)
--- End diff --
I didn't run it. Just thought we can get rid of the multiple `null` checks.
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