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https://issues.apache.org/jira/browse/ARTEMIS-1401?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16156792#comment-16156792
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ASF GitHub Bot commented on ARTEMIS-1401:
-----------------------------------------

GitHub user franz1981 opened a pull request:

    https://github.com/apache/activemq-artemis/pull/1518

    ARTEMIS-1401 Numerical overflow fix when using System::nanoTime

    Quoting the 
[javadoc](https://docs.oracle.com/javase/8/docs/api/java/lang/System.html#nanoTime--):
    
    > To compare two nanoTime values
    > 
    > long t0 = System.nanoTime();
    > ...
    > long t1 = System.nanoTime();
    > one should use t1 - t0 < 0, not t1 < t0, because of the possibility of 
numerical overflow.

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

    $ git pull https://github.com/franz1981/activemq-artemis 
nano_time_compare_overflow

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

    https://github.com/apache/activemq-artemis/pull/1518.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 #1518
    
----
commit 11096684b8fc10785d6dd12fe1353ce109b0e128
Author: Francesco Nigro <[email protected]>
Date:   2017-09-07T10:25:45Z

    ARTEMIS-1401 Numerical overflow fix when using System::nanoTime

----


> Numerical overflow fix when using System::nanoTime
> --------------------------------------------------
>
>                 Key: ARTEMIS-1401
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-1401
>             Project: ActiveMQ Artemis
>          Issue Type: Bug
>            Reporter: Francesco Nigro
>            Assignee: Francesco Nigro
>




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