[MAPREDUCE-4395] Possible NPE at ClientDistributedCacheManager#determineTimestamps

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha
• Fix Version/s: 0.23.3, 2.0.2-alpha
• Component/s: distributed-cache, job submission, mrv2
• Assignee: Bhallamudi Venkata Siva Kamesh
• Reporter: Bhallamudi Venkata Siva Kamesh
• Created: 04/Jul/12 12:16
• Updated: 10/Mar/15 04:30
• Resolved: 16/Jul/12 14:21

Description

ClientDistributedCacheManager#determineTimestamps

URI[] tfiles = DistributedCache.getCacheFiles(job);

It may be possible that tfiles array contains null as it's entry, and subsequently leads to NPE.