[HBASE-20269] ZKReplicationQueueStorage#setWALPosition should only call ZKUtil#multiOrSequential when there is at least one ZKUtilOp

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Later
• Assignee: Ted Yu
• Reporter: Ted Yu
• Created: 23/Mar/18 21:19
• Updated: 01/Aug/18 06:21
• Resolved: 23/Mar/18 23:10

Description

In ZKReplicationQueueStorage#setWALPosition :

      addLastSeqIdsToOps(queueId, lastSeqIds, listOfOps);
      ZKUtil.multiOrSequential(zookeeper, listOfOps, false);

If there is no ZKUtilOp in listOfOps, the call to ZKUtil#multiOrSequential should be skipped.