[HDDS-10899] Refactor Lease callbacks

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: common
• Labels: pull-request-available
• Assignee: Attila Doroszlai
• Reporter: Attila Doroszlai
• Created: 22/May/24 09:04
• Updated: 22/May/24 16:03
• Resolved: 22/May/24 15:58

Description

Lease#callbacks allows external modification. Also, normally only zero or one callbacks are present, so we can avoid using List.

Issue Links

• links to: GitHub Pull Request #6715