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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7818) OffsetParam should return the default value instead of throwing NPE when the value is unspecified
Date Fri, 06 Mar 2015 22:33:38 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14351045#comment-14351045
] 

Hudson commented on HDFS-7818:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #7275 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/7275/])
HDFS-7818. OffsetParam should return the default value instead of throwing NPE when the value
is unspecified. Contributed by Eric Payne. (wheat9: rev c79710302ee51e1a9ee17dadb161c69bb3aba5c9)
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/TestParameterParser.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/resources/OffsetParam.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/ParameterParser.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt


> OffsetParam should return the default value instead of throwing NPE when the value is
unspecified
> -------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-7818
>                 URL: https://issues.apache.org/jira/browse/HDFS-7818
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: webhdfs
>    Affects Versions: 2.7.0
>            Reporter: Eric Payne
>            Assignee: Eric Payne
>            Priority: Blocker
>             Fix For: 2.7.0
>
>         Attachments: HDFS-7818.v1.txt, HDFS-7818.v2.txt, HDFS-7818.v3.txt, HDFS-7818.v4.txt,
HDFS-7818.v5.txt
>
>
> This is a regression in 2.7 and later.
> {{hadoop fs -cat}} over webhdfs works, but {{hadoop fs -text}} does not:
> {code}
> $ hadoop fs -cat webhdfs://myhost.com/tmp/test.1
> ... output ...
> $ hadoop fs -text webhdfs://myhost.com/tmp/test.1
> text: org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): null
> 	at org.apache.hadoop.hdfs.web.JsonUtil.toRemoteException(JsonUtil.java:165)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.validateResponse(WebHdfsFileSystem.java:358)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.access$200(WebHdfsFileSystem.java:91)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.runWithRetry(WebHdfsFileSystem.java:615)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner.access$100(WebHdfsFileSystem.java:463)
> 	at org.apache.hadoop.hdfs.web.WebHdfsFileSystem$AbstractRunner$1.run(WebHdfsFileSystem.java:492)
> ...
> {code}



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