[FLINK-8837] add @Experimental annotation and properly annotate some classes

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.5.0
• Assignee: Bowen Li
• Reporter: Stephan Ewen
• Created: 02/Mar/18 11:34
• Updated: 28/Feb/19 11:14
• Resolved: 06/Apr/18 13:26

Description

The class DataStreamUtils came from 'flink-contrib' and now accidentally moved to the fully supported API packages. It should be in package 'experimental' to properly communicate that it is not guaranteed to be API stable.

Issue Links

• links to: GitHub Pull Request #5800