[GitHub] flink pull request #5640: [FLINK-8839] [sql-client] Fix table source factory...

[asfgit]

Github user asfgit closed the pull request at:

https://github.com/apache/flink/pull/5640


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[GitHub] flink pull request #5640: [FLINK-8839] [sql-client] Fix table source factory...

[twalthr]

GitHub user twalthr opened a pull request:

https://github.com/apache/flink/pull/5640

[FLINK-8839] [sql-client] Fix table source factory discovery

## What is the purpose of the change

This PR fixes the table source factory discovery by adding dependencies to 
the classloader. It also implements an `ExecutionContext` that can be reused 
during the same session.


## Brief change log

- New `ExecutionContext` abstraction
- Possibility to pass a classloader to the Java service provider


## Verifying this change

- See `DependencyTest`

## Does this pull request potentially affect one of the following parts:

  - Dependencies (does it add or upgrade a dependency): no
  - The public API, i.e., is any changed class annotated with 
`@Public(Evolving)`: no
  - The serializers: no
  - The runtime per-record code paths (performance sensitive): no
  - Anything that affects deployment or recovery: JobManager (and its 
components), Checkpointing, Yarn/Mesos, ZooKeeper: no
  - The S3 file system connector: no

## Documentation

  - Does this pull request introduce a new feature? no
  - If yes, how is the feature documented? JavaDocs


You can merge this pull request into a Git repository by running:

$ git pull https://github.com/twalthr/flink FLINK-8839

Alternatively you can review and apply these changes as the patch at:

https://github.com/apache/flink/pull/5640.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

This closes #5640


commit 8c7b1427f94082dc023073125b32eceda556d8cd
Author: Timo Walther 
Date:   2018-03-05T12:46:41Z

[FLINK-8839] [sql-client] Fix table source factory discovery




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