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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-4530) In fsck, HttpServletResponse sendError fails with IllegalStateException
Date Wed, 05 Nov 2008 09:53:44 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-4530?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12645178#action_12645178
] 

Hadoop QA commented on HADOOP-4530:
-----------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12393327/fsckError3.patch
  against trunk revision 711482.

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

    +1 tests included.  The patch appears to include 5 new or modified tests.

    +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 warnings.

    +1 Eclipse classpath. The patch retains Eclipse classpath integrity.

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

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

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3532/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3532/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3532/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3532/console

This message is automatically generated.

> In fsck, HttpServletResponse sendError fails with IllegalStateException
> -----------------------------------------------------------------------
>
>                 Key: HADOOP-4530
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4530
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.18.1
>            Reporter: Koji Noguchi
>            Assignee: Hairong Kuang
>         Attachments: fsckError.patch, fsckError1.patch, fsckError2.patch, fsckError3.patch
>
>
> When looking at HADOOP-4526, I tried using sendError at line:53.
> {code:title=FsckServlet.java|borderStyle=solid}                                _
>      49     } catch (IOException ie) {
>      50       StringUtils.stringifyException(ie);
>      51       LOG.warn(ie);
>      52       String errMsg = "Fsck on path " + pmap.get("path") + " failed.";
>      53       response.sendError(HttpServletResponse.SC_GONE, errMsg);
>      54       throw ie;
>      55     }
> {code}
> However, it always failed with 
> {noformat}
> 2008-10-27 22:39:07,359 WARN /: /fsck?path=%2Fuser:
> java.lang.IllegalStateException: Committed
>   at org.mortbay.jetty.servlet.ServletHttpResponse.resetBuffer(ServletHttpResponse.java:212)
>   at org.mortbay.jetty.servlet.ServletHttpResponse.sendError(ServletHttpResponse.java:375)
>   at org.apache.hadoop.dfs.FsckServlet.doGet(FsckServlet.java:54)
>   at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
>   at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>   at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427)
>   at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475)
>   at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:567)
>   at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
>   at org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:635)
>   at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
>   at org.mortbay.http.HttpServer.service(HttpServer.java:954)
>   at org.mortbay.http.HttpConnection.service(HttpConnection.java:814)
>   at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981)
>   at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831)
>   at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
>   at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
>   at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
> {noformat}
> And client wasn't seeing the error.

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