[HADOOP-9159] FileSystem class should override .equals(Object)

• Type: Improvement
• Status: Patch Available
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 1.1.1, 3.0.0-alpha1
• Component/s: fs
• Labels: BB2015-05-TBR
• Assignee: Brandon Li
• Reporter: Thejas Nair
• Created: 18/Dec/12 07:12
• Updated: 07/Jul/16 01:04

Description

The FileSystem class has a notion of equality, based on the uri. The class should override .equal(Object) so that it returns true if FileSystem objects are logically same.
This is useful when FileSystem cache is disabled, as FileSystem.get(..) will return new object each time.

Issue Links

• breaks: HIVE-14178 Hive::needsToCopy should reuse FileUtils::equalsFileSystem
• relates to: HIVE-7623 hive partition rename fails if filesystem cache is disabled