[GEARPUMP-188] use java.time.Instant for Task start time

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.8.1
• Fix Version/s: 0.8.2
• Component/s: streaming
• Assignee: Manu Zhang
• Reporter: Manu Zhang
• Created: 15/Aug/16 04:56
• Updated: 15/Aug/16 15:21
• Resolved: 15/Aug/16 15:05

Description

Current start time type is of TimeStamp or Long, whose unit (e.g. milliseconds, microseconds or nanoseconds) is unclear for users. Instead, we could use java.time.Instant introduced in Java 8.

Issue Links

• links to: GitHub Pull Request #74