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https://issues.apache.org/jira/browse/HDFS-8503?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Chris Nauroth resolved HDFS-8503.
---------------------------------
Resolution: Not A Problem
Yes, agreed. Thank you for your analysis, [~brahmareddy].
> fs.copyoLocalFile(src, dst);will have NPE and can not run successful in
> windows
> -------------------------------------------------------------------------------
>
> Key: HDFS-8503
> URL: https://issues.apache.org/jira/browse/HDFS-8503
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: fs
> Affects Versions: 2.7.0
> Reporter: huangyitian
> Assignee: surendra singh lilhore
>
> ======Test Code=======
> //copy file from HDFS to local
> fs.copyToLocalFile(dst, new Path(copiedlocalfile));
> ======ERROR Exception======
> java.lang.NullPointerException
> at java.lang.ProcessBuilder.start(Unknown Source)
> at org.apache.hadoop.util.Shell.runCommand(Shell.java:483)
> at org.apache.hadoop.util.Shell.run(Shell.java:456)
> at
> org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:722)
> at org.apache.hadoop.util.Shell.execCommand(Shell.java:815)
> at org.apache.hadoop.util.Shell.execCommand(Shell.java:798)
> at
> org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:740)
> at
> org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.<init>(RawLocalFileSystem.java:224)
> at
> org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.<init>(RawLocalFileSystem.java:208)
> at
> org.apache.hadoop.fs.RawLocalFileSystem.createOutputStreamWithMode(RawLocalFileSystem.java:304)
> at
> org.apache.hadoop.fs.RawLocalFileSystem.create(RawLocalFileSystem.java:292)
> at
> org.apache.hadoop.fs.RawLocalFileSystem.create(RawLocalFileSystem.java:325)
> at
> org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.<init>(ChecksumFileSystem.java:393)
> at
> org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:456)
> at
> org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:435)
> at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:909)
> at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:890)
> at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:787)
> at org.apache.hadoop.fs.FileUtil.copy(FileUtil.java:365)
> at
> org.apache.hadoop.fs.FileUtil.copy(FileUtil.java:338)java.lang.NullPointerException
> at java.lang.ProcessBuilder.start(Unknown Source)
> at org.apache.hadoop.util.Shell.runCommand(Shell.java:483)
> at org.apache.hadoop.util.Shell.run(Shell.java:456)
> at
> org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:722)
> at org.apache.hadoop.util.Shell.execCommand(Shell.java:815)
> at org.apache.hadoop.util.Shell.execCommand(She
> at org.apache.hadoop.fs.FileUtil.copy(FileUtil.java:289)
> at org.apache.hadoop.fs.FileSystem.copyToLocalFile(FileSystem.java:2030)
> at org.apache.hadoop.fs.FileSystem.copyToLocalFile(FileSystem.java:1999)
> at org.apache.hadoop.fs.FileSystem.copyToLocalFile(FileSystem.java:1975)
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