tree 2f26f7f823e32cf12cd004ba710f7b0aebccbf1a
parent db2e032150ff85bc3c0bd0761efc118bc57a18bf
author Chris Westin <cwestin@yahoo.com> 1427335525 -0700
committer Jacques Nadeau <jacques@apache.org> 1427343083 -0700

DRILL-2575: FragmentExecutor.cancel() blasts through state transitions regardless of current state

FragmentExecutor:
- Changed cancel() to behave asynchronously, and for the cancelation request to
  be checked at an appropriate place in the run() loop.