/**
* write text to a remote file system
*
* @param hdfsPath !null remote path
* @param content !null test content
*/
@Override
public void writeToFileSystem(final String hdfsPath, final String content) {
if (isRunningAsUser()) {
super.writeToFileSystem(hdfsPath, content);
return;
}
UserGroupInformation uig = getCurrentUserGroup();
try {
// if(true) throw new UnsupportedOperationException("Uncomment when using version
// 1.0.*");
uig.doAs(
new PrivilegedExceptionAction<Void>() {
public Void run() throws Exception {
FileSystem fs = getDFS();
Path src = new Path(hdfsPath);
Path parent = src.getParent();
guaranteeDirectory(parent);
OutputStream os = FileSystem.create(fs, src, FULL_FILE_ACCESS);
FileUtilities.writeFile(os, content);
return null;
}
});
} catch (Exception e) {
throw new RuntimeException(
"Failed to writeToFileSystem because "
+ e.getMessage()
+ " exception of class "
+ e.getClass(),
e);
}
}
@Override
public void writeToFileSystem(final String hdfsPath, final File localPath) {
if (isRunningAsUser()) {
super.writeToFileSystem(hdfsPath, localPath);
return;
}
UserGroupInformation uig = getCurrentUserGroup();
try {
// if(true) throw new UnsupportedOperationException("Uncomment when using version
// 1.0.*");
uig.doAs(
new PrivilegedExceptionAction<Void>() {
public Void run() throws Exception {
FileSystem fileSystem = getDFS();
Path dst = new Path(hdfsPath);
Path src = new Path(localPath.getAbsolutePath());
fileSystem.copyFromLocalFile(src, dst);
fileSystem.setPermission(dst, FULL_FILE_ACCESS);
return null;
}
});
} catch (Exception e) {
throw new RuntimeException(
"Failed to writeToFileSystem because "
+ e.getMessage()
+ " exception of class "
+ e.getClass(),
e);
}
}
