[CAUSEWAY-1207] Extend concurrency checking support for time-stamp based checks (per JDO's @Version annotation)

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.9.0
• Fix Version/s: 1.10.0
• Component/s: Core
• Assignee: Unassigned
• Reporter: Daniel Keir Haywood
• Created: 08/Oct/15 09:27
• Updated: 10/Nov/15 07:00
• Resolved: 08/Oct/15 09:35

Description

Currently Isis automatically performs concurrency checking if JDO's @Version(versionStrategy=VERSION_NUMBER), but not for any other strategy.

This ticket is to extend support for timestamp-based version control, ie to be able to use @Version(versionStrategy=DATE_TIME)

http://www.datanucleus.org/products/datanucleus/jdo/transactions.html#optimistic