[FLINK-24652] Add operator wrapper for per-round operators

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: ml-2.0.0
• Component/s: Library / Machine Learning
• Labels: pull-request-available
• Assignee: Yun Gao
• Reporter: Yun Gao
• Created: 26/Oct/21 11:24
• Updated: 15/Dec/21 03:13
• Resolved: 31/Oct/21 13:02

Description

After https://issues.apache.org/jira/browse/FLINK-24646 , we future add per-round operator wrappers, namely the user operators would be re-created for each round. This allows us to reuse the existing operators outside of the iteration. 

Issue Links

• links to: GitHub Pull Request #14