Open NoOpBarrierStep for extensibility #2612
Merged
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This will make it possible to extend and overwrite
NoOpBarrierStep
.Reason for this change: JanusGraph/janusgraph#4456 (comment)
Related discussion (Discord thread about
barrier
+drop
step usage): https://discord.com/channels/838910279550238720/1241219665376706603Related discussion where the conclusion was made to relax individual steps based on necessity: https://lists.apache.org/thread/vjbjh29kwjhd5lcmkqqqqrhw7rw2ynh9