huangyitian created HDFS-8503:
---------------------------------
Summary: 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
======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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