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Date: Sat, 4 Jun 2011 09:19:47 +0000 (UTC)
From: "Bharath Mundlapudi (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HDFS-2023) Backport of NPE for File.list and
 File.listFiles
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    [ https://issues.apache.org/jira/browse/HDFS-2023?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13044243#comment-13044243 ] 

Bharath Mundlapudi commented on HDFS-2023:
------------------------------------------

I have run local test-patch on this patch and here are the results for this branch. -1s are not related to this patch. 

     [exec] -1 overall.
     [exec]
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec]
     [exec]     +1 tests included.  The patch appears to include 9 new or modified tests.
     [exec]
     [exec]     -1 javadoc.  The javadoc tool appears to have generated 1 warning messages.
     [exec]
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler warnings.
     [exec]
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.
     [exec]
     [exec]     -1 Eclipse classpath. The patch causes the Eclipse classpath to differ from the contents of the lib directories.


Javadoc 6 warnings and Eclipse classpath are not related to this patch.

--------------------------------------------------------------------
  [javadoc] /export/space/branch-0.20-security.qa/hadoop-common/src/core/org/apache/hadoop/security/SecurityUtil.java:36: warning: sun.security.jgss.krb5.Krb5Util
is Sun proprietary API and may be removed in a future release
  [javadoc] import sun.security.jgss.krb5.Krb5Util;
  [javadoc]                              ^
  [javadoc] /export/space/branch-0.20-security.qa/hadoop-common/src/core/org/apache/hadoop/security/SecurityUtil.java:37: warning: sun.security.krb5.Credentials is
 Sun proprietary API and may be removed in a future release
  [javadoc] import sun.security.krb5.Credentials;
  [javadoc]                         ^
  [javadoc] /export/space/branch-0.20-security.qa/hadoop-common/src/core/org/apache/hadoop/security/SecurityUtil.java:38: warning: sun.security.krb5.PrincipalName
is Sun proprietary API and may be removed in a future release
  [javadoc] import sun.security.krb5.PrincipalName;
  [javadoc]                         ^
  [javadoc] /export/space/branch-0.20-security.qa/hadoop-common/src/core/org/apache/hadoop/security/KerberosName.java:29: warning: sun.security.krb5.Config is Sun
proprietary API and may be removed in a future release
  [javadoc] import sun.security.krb5.Config;
  [javadoc]                         ^
  [javadoc] /export/space/branch-0.20-security.qa/hadoop-common/src/core/org/apache/hadoop/security/KerberosName.java:30: warning: sun.security.krb5.KrbException i
s Sun proprietary API and may be removed in a future release
  [javadoc] import sun.security.krb5.KrbException;
  [javadoc]                         ^
  [javadoc] /export/space/branch-0.20-security.qa/hadoop-common/src/core/org/apache/hadoop/security/KerberosName.java:76: warning: sun.security.krb5.Config is Sun proprietary API and may be removed in a future release
  [javadoc]   private static Config kerbConf;
  [javadoc]                  ^
  [javadoc] Standard Doclet version 1.6.0_17
  [javadoc] Building tree for all the packages and classes...
  [javadoc] Building index for all the packages and classes...
  [javadoc] Building index for all classes...
  [javadoc] Generating /export/space/branch-0.20-security.qa/hadoop-common/build/docs/api/stylesheet.css...
  [javadoc] 6 warnings

---------------------------------------------------------------

> Backport of NPE for File.list and File.listFiles
> ------------------------------------------------
>
>                 Key: HDFS-2023
>                 URL: https://issues.apache.org/jira/browse/HDFS-2023
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: data-node
>    Affects Versions: 0.20.205.0
>            Reporter: Bharath Mundlapudi
>            Assignee: Bharath Mundlapudi
>             Fix For: 0.20.205.0
>
>         Attachments: HDFS-2023-1.patch
>
>
> Since we have multiple Jira's in trunk for common and hdfs, I am creating another jira for this issue. 
> This patch addresses the following:
> 1. Provides FileUtil API for list and listFiles which throws IOException for null cases. 
> 2. Replaces most of the code where JDK file API with FileUtil API. 

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