[SPARK-7220] Check whether moving shared params is a compatible change

• Type: Task
• Status: Closed
• Priority: Critical
• Resolution: Done
• Affects Version/s: 1.4.0
• Fix Version/s: 1.4.0
• Component/s: ML
• Target Version/s: 1.4.0
• Assignee: Xiangrui Meng
• Reporter: Xiangrui Meng
• Created: 29/Apr/15 04:44
• Updated: 29/Apr/15 05:08
• Resolved: 29/Apr/15 05:08

Description

Shared params are private, and their usage are treated as implementation details. But we need to make sure moving params from shared to a concrete class is a compatible change. Otherwise, we shouldn't use shared params.