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Date: Mon, 23 May 2011 17:21:48 +0000 (UTC)
From: "Hadoop QA (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
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Subject: [jira] [Commented] (MAPREDUCE-2528) NullPointerException in the job
 tracker UI, when we perform kill or change the priority of jobs without
 selecting the any job.
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    [ https://issues.apache.org/jira/browse/MAPREDUCE-2528?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13038068#comment-13038068 ] 

Hadoop QA commented on MAPREDUCE-2528:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12480113/MAPREDUCE-2528.patch
  against trunk revision 1126499.

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

    -1 tests included.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

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

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit warnings.

    +1 core tests.  The patch passed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

    +1 system test framework.  The patch passed system test framework compile.

Test results: https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/294//testReport/
Findbugs warnings: https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/294//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/294//console

This message is automatically generated.

> NullPointerException in the job tracker UI, when we perform kill or change the priority of jobs without selecting the any job.
> ------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2528
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2528
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>    Affects Versions: 0.23.0
>            Reporter: Devaraj K
>            Assignee: Devaraj K
>             Fix For: 0.23.0
>
>         Attachments: MAPREDUCE-2528.patch
>
>
> If we click on Kill Selected Jobs or Change button without selecting any job, it is giving the below exception in the UI.
> {code}
> java.lang.NullPointerException
> at org.apache.hadoop.http.HttpServer$QuotingInputFilter$RequestQuoter.getParameterValues(HttpServer.java:798)
> at org.apache.hadoop.mapred.JSPUtil.processButtons(JSPUtil.java:209)
> at org.apache.hadoop.mapred.jobtracker_jsp._jspService(jobtracker_jsp.java:146)
> at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:502)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1124)
> at org.apache.hadoop.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:871)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1115)
> at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:361)
> at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
> at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:417)
> at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
> at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
> at org.mortbay.jetty.Server.handle(Server.java:324)
> at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:534)
> at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:879)
> at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:741)
> at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:213)
> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:403)
> at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
> at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:522)
> {code}

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