[jira] [Commented] (FLINK-3836) Change Histogram to enable Long counters

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-3836?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15280349#comment-15280349 ] 

ASF GitHub Bot commented on FLINK-3836:
---------------------------------------

GitHub user mbode reopened a pull request:

    https://github.com/apache/flink/pull/1966

    [FLINK-3836] Add LongHistogram accumulator

    New accumulator `LongHistogram`; the `Histogram` accumulator now throws an `IllegalArgumentException` instead of letting the int overflow. 
    
    - [x] 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)
    
    - [x] 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
    
    - [x] Tests & Build
      - Functionality added by the pull request is covered by tests
      - `mvn clean verify` has been executed successfully locally or a Travis build has passed

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

    $ git pull https://github.com/mbode/flink master

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

    https://github.com/apache/flink/pull/1966.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 #1966
    
----
commit f457319481701a1234c9ea7d29da24f857ae4241
Author: Maximilian Bode <ma...@tngtech.com>
Date:   2016-04-27T15:19:16Z

    [Flink-3836] Add LongHistogram accumulator

----


> Change Histogram to enable Long counters
> ----------------------------------------
>
>                 Key: FLINK-3836
>                 URL: https://issues.apache.org/jira/browse/FLINK-3836
>             Project: Flink
>          Issue Type: Improvement
>          Components: Core
>    Affects Versions: 1.0.2
>            Reporter: Maximilian Bode
>            Assignee: Maximilian Bode
>            Priority: Minor
>
> Change flink/flink-core/src/main/java/org/apache/flink/api/common/accumulators/Histogram.java to enable Long counts instead of Integer. In particular, change the TreeMap to be <Integer, Long>.



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