[HADOOP-8700] Move the checksum type constants to an enum

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.23.3, 2.0.2-alpha
• Component/s: util
• Hadoop Flags: Reviewed
• Assignee: Tsz-wo Sze
• Reporter: Tsz-wo Sze
• Created: 15/Aug/12 10:09
• Updated: 02/May/13 02:29
• Resolved: 16/Aug/12 01:43

Description

In DataChecksum, there are constants for crc types, crc names and crc sizes. We should move them to an enum for better coding style.

Issue Links

• is depended upon by: HADOOP-8240 Allow users to specify a checksum type on create()