[MAPREDUCE-4965] In merge, no ordering defined for CompressAwarePath - ASF JIRA

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Details

Type: Bug
Status: Resolved
Priority: Major
Resolution: Duplicate
Affects Version/s: 2.0.3-alpha
Fix Version/s: None
Component/s: mrv2
Labels:
None

Description

~~MAPREDUCE-2264~~ replaced Paths used in the merge with CompressAwarePaths. In MergeManagerImpl, onDiskMapOutputs is maintained as a TreeSet of CompressAwarePaths, but CompressAwarePath does not implement Comparable, and no Comparator is passed, so there is no defined ordering.