Package org.apache.hadoop.hdfs.protocol

Class SnapshotStatus

java.lang.Object

org.apache.hadoop.hdfs.protocol.SnapshotStatus

public class SnapshotStatus
extends Object

Metadata about a snapshottable directory.

Constructor Summary

Constructors

Constructor	Description
SnapshotStatus(long modificationTime, long accessTime, org.apache.hadoop.fs.permission.FsPermission permission, EnumSet<HdfsFileStatus.Flags> flags, String owner, String group, byte[] localName, long inodeId, int childrenNum, int snapshotID, boolean isDeleted, byte[] parentFullPath)
SnapshotStatus(HdfsFileStatus dirStatus, int snapshotID, boolean isDeleted, byte[] parentFullPath)

Method Summary

Modifier and Type	Method	Description
HdfsFileStatus	getDirStatus()
org.apache.hadoop.fs.Path	getFullPath()
byte[]	getParentFullPath()
static String	getParentPath(String snapshotPath)
int	getSnapshotID()
static String	getSnapshotPath(String snapshottableDir, String snapshotRelativePath)
boolean	isDeleted()
static void	print(SnapshotStatus[] stats, PrintStream out)	Print a list of SnapshotStatus out to a given stream.
void	setParentFullPath(byte[] path)	sets the path name.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SnapshotStatus

public SnapshotStatus(long modificationTime,
 long accessTime,
 org.apache.hadoop.fs.permission.FsPermission permission,
 EnumSet<HdfsFileStatus.Flags> flags,
 String owner,
 String group,
 byte[] localName,
 long inodeId,
 int childrenNum,
 int snapshotID,
 boolean isDeleted,
 byte[] parentFullPath)

SnapshotStatus

public SnapshotStatus(HdfsFileStatus dirStatus,
 int snapshotID,
 boolean isDeleted,
 byte[] parentFullPath)

Method Details

setParentFullPath

public void setParentFullPath(byte[] path)

sets the path name.

Parameters:

path - path

getSnapshotID

public int getSnapshotID()

Returns:

snapshot id for the snapshot

isDeleted

public boolean isDeleted()

Returns:

whether snapshot is deleted

getDirStatus

public HdfsFileStatus getDirStatus()

Returns:

The basic information of the directory

getParentFullPath

public byte[] getParentFullPath()

Returns:

Full path of the file

getFullPath

public org.apache.hadoop.fs.Path getFullPath()

Returns:

Full path of the snapshot

print

public static void print(SnapshotStatus[] stats,
 PrintStream out)

Print a list of SnapshotStatus out to a given stream.

Parameters:

stats - The list of SnapshotStatus

out - The given stream for printing.

getSnapshotPath

public static String getSnapshotPath(String snapshottableDir,
 String snapshotRelativePath)

getParentPath

public static String getParentPath(String snapshotPath)