[FLINK-24830] Update DataStream WordCount example

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.15.0
• Fix Version/s: 1.15.0
• Component/s: Examples
• Labels: pull-request-available
• Assignee: Seth Wiesman
• Reporter: Seth Wiesman
• Created: 08/Nov/21 15:46
• Updated: 21/Sep/22 02:48
• Resolved: 15/Nov/21 21:23

Description

Upgrade DataStream wordcount example to not use any deprecated API's and work for both batch and streaming workloads. 

Issue Links

• causes: FLINK-29325 Fix documentation bug on how to enable batch mode for streaming examples
• links to: GitHub Pull Request #17760