[FLINK-10399] Refactor ParameterTool#fromArgs

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.7.0
• Fix Version/s: 1.7.0
• Component/s: Command Line Client
• Labels: pull-request-available
• Assignee: Zili Chen
• Reporter: Zili Chen
• Created: 23/Sep/18 07:49
• Updated: 09/Oct/18 14:55
• Resolved: 09/Oct/18 14:55

Description

ParameterTool#fromArgs uses a weird implement which flink developer would fail to parse it fast.
The main problem is that, when parse args, we always try to get a key-value pair, but the implement iterate by a for loop, thus introduce weird flag/mutable variable and branches.

Issue Links

• links to: GitHub Pull Request #6737