[jira] [Commented] (HADOOP-10543) RemoteException's unwrapRemoteException method failed for PathIOException

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

    [ https://issues.apache.org/jira/browse/HADOOP-10543?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13982669#comment-13982669 ] 

Hadoop QA commented on HADOOP-10543:
------------------------------------

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12642163/HADOOP-10543.001.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-common-project/hadoop-common.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/3862//testReport/
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/3862//console

This message is automatically generated.

> RemoteException's unwrapRemoteException method failed for PathIOException
> -------------------------------------------------------------------------
>
>                 Key: HADOOP-10543
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10543
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 2.4.0
>            Reporter: Yongjun Zhang
>            Assignee: Yongjun Zhang
>         Attachments: HADOOP-10543.001.patch
>
>
> If the cause of a RemoteException is PathIOException, RemoteException's unwrapRemoteException methods would fail, because some PathIOException constructors initialize the cause to null, which makes Throwable to throw exception at
> {code}
>     public synchronized Throwable initCause(Throwable cause) {
>         if (this.cause != this)
>             throw new IllegalStateException("Can't overwrite cause");
> {code} 



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