[HDFS-12884] BlockUnderConstructionFeature.truncateBlock should be of type BlockInfo

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.4
• Fix Version/s: 3.1.0, 2.10.0, 2.9.1, 2.8.4, 2.7.6, 3.0.3
• Component/s: namenode
• Hadoop Flags: Reviewed
• Assignee: chencan
• Reporter: Konstantin Shvachko
• Created: 04/Dec/17 19:33
• Updated: 05/Apr/18 20:40
• Resolved: 22/Mar/18 01:37

Description

BlockUnderConstructionFeature.truncateBlock type should be changed to BlockInfo from Block. truncateBlock is always assigned as BlockInfo, so this will avoid unnecessary casts.

Issue Links

• is related to: HDFS-12638 Delete copy-on-truncate block along with the original block, when deleting a file being truncated