tree b75ff0e73edc4744920cd2cd75eebd8871a66039
parent 07c08f10dc4841b98a20552c4360d7f9b15558c7
author mschaller <mschaller@google.com> 1535494354 -0700
committer Copybara-Service <copybara-piper@google.com> 1535494471 -0700

Ensure query threadpool shuts down uninterruptibly

Previously, an interruption during or before executor.awaitTermination()
would have left the shut-down executor in place. Then, the next
invocation would attempt to reuse the shutdown executor, and fail.

RELNOTES: None.
PiperOrigin-RevId: 210615545