[FLINK-5400] Add accessor to folding states in RuntimeContext

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.3.0
• Component/s: Runtime / State Backends
• Assignee: Xiaogang Shi
• Reporter: Xiaogang Shi
• Created: 30/Dec/16 02:10
• Updated: 06/Jan/17 10:02
• Resolved: 06/Jan/17 10:02

Description

Now RuntimeContext does not provide the accessors to folding states. Therefore users cannot use folding states in their rich functions. I think we should provide the missing accessor.

Issue Links

• links to: GitHub Pull Request #3053