Package org.apache.hadoop.hdfs.server.namenode.snapshot

Class DirectoryWithSnapshotFeature.DirectoryDiff

java.lang.Object

org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature.DirectoryDiff

All Implemented Interfaces:

Comparable<Integer>

Enclosing class:

DirectoryWithSnapshotFeature

public static class DirectoryWithSnapshotFeature.DirectoryDiff
extends Object

The difference of an INodeDirectory between two snapshots.

Constructor Summary

Constructors

Constructor	Description
DirectoryDiff(int snapshotId, INodeDirectory dir, org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature.ChildrenDiff diff)

Method Summary

Modifier and Type	Method	Description
final int	compareTo(Integer that)	Compare diffs with snapshot ID.
org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature.ChildrenDiff	getChildrenDiff()
final int	getSnapshotId()
boolean	isSnapshotRoot()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

DirectoryDiff

public DirectoryDiff(int snapshotId,
 INodeDirectory dir,
 org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature.ChildrenDiff diff)

Method Details

getChildrenDiff

public org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature.ChildrenDiff getChildrenDiff()

isSnapshotRoot

public boolean isSnapshotRoot()

toString

public String toString()

compareTo

public final int compareTo(Integer that)

Compare diffs with snapshot ID.

Specified by:

compareTo in interface Comparable<N extends INode>

getSnapshotId

public final int getSnapshotId()

Returns:

the snapshot object of this diff.