[REEF-832] Add CLOSING state to EvaluatorState

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.16
• Component/s: REEF-Common
• Assignee: Sanha Lee
• Reporter: Mariia Mykhailova
• Created: 12/Oct/15 19:10
• Updated: 08/Sep/16 18:43
• Resolved: 08/Sep/16 18:43

Description

org.apache.reef.runtime.common.driver.evaluator.EvaluatorState needs a CLOSING state to describe the time between asking an Evaluator to shut down and when that has actually happened. That would allow us to clean up the state checking code.