kyuubi/externals
timothy65535 22e6432e4d
[KYUUBI #1022] Add basic EngineStatusStore for events
### _Why are the changes needed?_
<!--
Please clarify why the changes are needed. For instance,
  1. If you add a feature, you can talk about the use case of it.
  2. If you fix a bug, you can clarify why it is a bug.
-->

For more detail, please go to https://github.com/apache/incubator-kyuubi/issues/981

`EngineStatusStore` helps to push events to listener bus

`EngineStatusStore` is a memory store that tracking the number of statements and sessions, it provides:
- stores all elements, and sorted by startTimestamp.
- cleanup the last elements when reach a certain threshold.

### _How was this patch tested?_
- [x] Add some test cases that check the changes thoroughly including negative and positive cases if possible

- [ ] Add screenshots for manual tests if appropriate

- [x] [Run test](https://kyuubi.readthedocs.io/en/latest/develop_tools/testing.html#running-tests) locally before make a pull request

Closes #1023 from timothy65535/ky-1022.

Closes #1022

b9f355c4 [timothy65535] [KYUUBI #1022] Add basic EngineStatusStore for events

Authored-by: timothy65535 <timothy65535@163.com>
Signed-off-by: Kent Yao <yao@apache.org>
2021-09-26 10:40:26 +08:00
..
kyuubi-download [BUILD] Bump 1.4.0-SNAPSHOT 2021-08-17 01:39:06 +08:00
kyuubi-spark-monitor [BUILD] Bump 1.4.0-SNAPSHOT 2021-08-17 01:39:06 +08:00
kyuubi-spark-sql-engine [KYUUBI #1022] Add basic EngineStatusStore for events 2021-09-26 10:40:26 +08:00