[FLINK-2807] Add javadocs/comments to new windowing mechanics

• Type: Sub-task
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 0.10.0
• Component/s: API / DataStream
• Assignee: Aljoscha Krettek
• Reporter: Gyula Fora
• Created: 02/Oct/15 11:04
• Updated: 28/Feb/19 11:14
• Resolved: 05/Oct/15 14:44

Description

The newly introduced windowing mechanics (operators and interfaces) currently have almost no javadocs or other comments about the working mechanisms.

This makes the review process practically impossible.