[HBASE-28862] Change the generic type for ObserverContext from 'RegionCoprocessorEnvironment' to '? extends RegionCoprocessorEnvironment' in RegionObserver

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0-beta-2
• Component/s: Coprocessors, regionserver
• Labels: pull-request-available
• Hadoop Flags: Incompatible change, Reviewed
• Assignee: Duo Zhang
• Reporter: Duo Zhang
• Created: 19/Sep/24 13:54
• Updated: 11/Oct/24 18:42
• Resolved: 10/Oct/24 13:09

Description

This will be a breaking change for coprocessor implementation, but the ability of region observer is not changed, so I think it is OK to include this in 3.0.0 release, as we have already changed the coprocessor protobuf to the relocated one, which already breaks lots of coprocessors.

Issue Links

• links to: GitHub Pull Request #6272