[HDDS-2204] Avoid buffer coping in checksum verification

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.5.0
• Component/s: Ozone Client
• Labels: pull-request-available
• Assignee: Tsz-wo Sze
• Reporter: Tsz-wo Sze
• Created: 30/Sep/19 02:46
• Updated: 15/Oct/19 04:01
• Resolved: 15/Oct/19 03:59

Description

In Checksum.verifyChecksum(ByteString, ..), it first converts the ByteString to a byte array. It lead to an unnecessary buffer coping.

Issue Links

• depends upon: HDDS-2222 Add a method to update ByteBuffer in PureJavaCrc32/PureJavaCrc32C
• links to: GitHub Pull Request #1593