[jira] Commented: (HAMA-153) Need some condition-check before matrix algebra

["Hudson (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HAMA-153?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12674494#action_12674494 ] 

Hudson commented on HAMA-153:
-----------------------------

-1 overall.  Here are the results of testing the latest attachment 
http://issues.apache.org/jira/secure/attachment/12400389/HAMA-153.patch
against trunk revision 744798.

    @author +1.  The patch does not contain any @author tags.

    tests included -1.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no tests are needed for this patch.

    javadoc +1.  The javadoc tool did not generate any warning messages.

    javac +1.  The applied patch does not generate any new javac compiler warnings.

    release audit +1.  The applied patch does not generate any new release audit warnings.

    findbugs +1.  The patch does not introduce any new Findbugs warnings.

    core tests -1.  The patch failed core unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Hama-Patch/154/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hama-Patch/154/artifact/trunk/build/reports/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hama-Patch/154/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hama-Patch/154/console

This message is automatically generated.

> Need some condition-check before matrix algebra
> -----------------------------------------------
>
>                 Key: HAMA-153
>                 URL: https://issues.apache.org/jira/browse/HAMA-153
>             Project: Hama
>          Issue Type: Bug
>          Components: implementation
>            Reporter: Samuel Guo
>            Priority: Minor
>         Attachments: HAMA-153.patch
>
>
> some conditions will be checked before we construct the result matrix and compose the matrix algebra map/reduce job.
> for examples,
> A + B, we need check that A.rows = B.rows & A.columns = B.columns
> A * B, we need check that A.columns = B.rows.

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