[SPARK-18850] Make StreamExecution and progress classes serializable

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.1.1
• Component/s: Structured Streaming
• Target Version/s: 2.1.0
• Assignee: Shixiong Zhu
• Reporter: Shixiong Zhu
• Created: 13/Dec/16 22:03
• Updated: 16/Dec/16 08:43
• Resolved: 16/Dec/16 08:43

Description

Make StreamExecution and progress classes serializable because it is too easy for it to get captured with normal usage.

Issue Links

• links to: [Github] Pull Request #16272 (zsxwing)