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https://issues.apache.org/jira/browse/HDFS-2436?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13135469#comment-13135469
]
Tsz Wo (Nicholas), SZE commented on HDFS-2436:
----------------------------------------------
Arpit also found that there is a NPE if calling getFileChecksum(..) with a
directory.
{noformat}
2011-10-24 15:23:16,569 WARN
org.apache.hadoop.hdfs.web.resources.ExceptionHandler: INTERNAL_SERVER_ERROR
java.lang.NullPointerException
at org.apache.hadoop.hdfs.DFSClient.getFileChecksum(DFSClient.java:783)
at org.apache.hadoop.hdfs.DFSClient.getFileChecksum(DFSClient.java:771)
at
org.apache.hadoop.hdfs.server.datanode.web.resources.DatanodeWebHdfsMethods$3.run(DatanodeWebHdfsMethods.java:259)
...
{noformat}
> FSNamesystem.setTimes(..) expects the path is a file.
> -----------------------------------------------------
>
> Key: HDFS-2436
> URL: https://issues.apache.org/jira/browse/HDFS-2436
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 0.20.205.0
> Reporter: Arpit Gupta
>
> FSNamesystem.setTimes(..) does not work if the path is a directory.
> Arpit found this bug when testing webhdfs:
> {quote}
> settimes api is working when called on a file, but when called on a dir it
> returns a 404. I should be able to set time on both a file and a directory.
> {quote}
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