[GitHub] flink pull request #3710: [FLINK-6143] [clients] Fix unprotected access to t...

2017-04-15 Thread asfgit
Github user asfgit closed the pull request at:

https://github.com/apache/flink/pull/3710


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[GitHub] flink pull request #3710: [FLINK-6143] [clients] Fix unprotected access to t...

2017-04-15 Thread zhangminglei
Github user zhangminglei commented on a diff in the pull request:

https://github.com/apache/flink/pull/3710#discussion_r111666520
  
--- Diff: 
flink-clients/src/main/java/org/apache/flink/client/LocalExecutor.java ---
@@ -59,7 +59,7 @@
private final Object lock = new Object();
 
/** The mini cluster on which to execute the local programs */
-   private LocalFlinkMiniCluster flink;
+   private volatile LocalFlinkMiniCluster flink;
--- End diff --

@zentol 


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[GitHub] flink pull request #3710: [FLINK-6143] [clients] Fix unprotected access to t...

2017-04-15 Thread zhangminglei
Github user zhangminglei commented on a diff in the pull request:

https://github.com/apache/flink/pull/3710#discussion_r111666373
  
--- Diff: 
flink-clients/src/main/java/org/apache/flink/client/LocalExecutor.java ---
@@ -59,7 +59,7 @@
private final Object lock = new Object();
 
/** The mini cluster on which to execute the local programs */
-   private LocalFlinkMiniCluster flink;
+   private volatile LocalFlinkMiniCluster flink;
--- End diff --

Thanks for telling me so useful message. Appreciate it.


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[GitHub] flink pull request #3710: [FLINK-6143] [clients] Fix unprotected access to t...

2017-04-15 Thread zentol
Github user zentol commented on a diff in the pull request:

https://github.com/apache/flink/pull/3710#discussion_r111663699
  
--- Diff: 
flink-clients/src/main/java/org/apache/flink/client/LocalExecutor.java ---
@@ -59,7 +59,7 @@
private final Object lock = new Object();
 
/** The mini cluster on which to execute the local programs */
-   private LocalFlinkMiniCluster flink;
+   private volatile LocalFlinkMiniCluster flink;
--- End diff --

If we guard all accesses with locks this doesn't have to be volatile.


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[GitHub] flink pull request #3710: [FLINK-6143] [clients] Fix unprotected access to t...

2017-04-11 Thread zhangminglei
GitHub user zhangminglei opened a pull request:

https://github.com/apache/flink/pull/3710

[FLINK-6143] [clients] Fix unprotected access to this.flink in LocalE…

…xecutor#endSession.

Thanks for contributing to Apache Flink. Before you open your pull request, 
please take the following check list into consideration.
If your changes take all of the items into account, feel free to open your 
pull request. For more information and/or questions please refer to the [How To 
Contribute guide](http://flink.apache.org/how-to-contribute.html).
In addition to going through the list, please provide a meaningful 
description of your changes.

- [ ] General
  - The pull request references the related JIRA issue ("[FLINK-XXX] Jira 
title text")
  - The pull request addresses only one issue
  - Each commit in the PR has a meaningful commit message (including the 
JIRA id)

- [ ] Documentation
  - Documentation has been added for new functionality
  - Old documentation affected by the pull request has been updated
  - JavaDoc for public methods has been added

- [ ] Tests & Build
  - Functionality added by the pull request is covered by tests
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build has passed


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

$ git pull https://github.com/zhangminglei/flink flink_6143

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

https://github.com/apache/flink/pull/3710.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 #3710


commit 83904c4e736d17cb32ffcbf1d2f90b5521837284
Author: zhangminglei 
Date:   2017-04-11T15:29:50Z

[FLINK-6143] [clients] Fix unprotected access to this.flink in 
LocalExecutor#endSession.




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