org.apache.hadoop.hdfs.tools.snapshot

Class SnapshotDiff

java.lang.Object

org.apache.hadoop.hdfs.tools.snapshot.SnapshotDiff

@InterfaceAudience.Private
public class SnapshotDiff
extends Object

A tool used to get the difference report between two snapshots, or between a snapshot and the current status of a directory.

 Usage: SnapshotDiff snapshotDir from to
 For from/to, users can use "." to present the current status, and use 
 ".snapshot/snapshot_name" to present a snapshot, where ".snapshot/" can be 
 omitted.
 

Constructor Summary

Constructors

Constructor and Description
SnapshotDiff()

Method Summary

Methods

Modifier and Type	Method and Description
static void	main(String[] argv)

Methods inherited from class java.lang.Object

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

Constructor Detail

SnapshotDiff

public SnapshotDiff()

Method Detail

main

public static void main(String[] argv)
                 throws IOException

Throws:

IOException