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

Class INodeCountVisitor

java.lang.Object

org.apache.hadoop.hdfs.server.namenode.visitor.INodeCountVisitor

All Implemented Interfaces:

NamespaceVisitor

public class INodeCountVisitor
extends java.lang.Object
implements NamespaceVisitor

For validating FSImages.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	INodeCountVisitor.Counts

Nested classes/interfaces inherited from interface org.apache.hadoop.hdfs.server.namenode.visitor.NamespaceVisitor

NamespaceVisitor.Element, NamespaceVisitor.INodeVisitor

Constructor Summary

Constructors

Constructor	Description
INodeCountVisitor()

Method Summary

Modifier and Type	Method	Description
static INodeCountVisitor.Counts	countTree(INode root)
NamespaceVisitor.INodeVisitor	getDefaultVisitor()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hdfs.server.namenode.visitor.NamespaceVisitor

postVisitReferred, postVisitSub, preVisitReferred, preVisitSub, visitDirectory, visitDirectoryRecursively, visitFile, visitReference, visitReferenceRecursively, visitSnapshottable, visitSubs, visitSymlink

Constructor Detail

INodeCountVisitor

public INodeCountVisitor()

Method Detail

countTree

public static INodeCountVisitor.Counts countTree(INode root)

getDefaultVisitor

public NamespaceVisitor.INodeVisitor getDefaultVisitor()

Specified by:

getDefaultVisitor in interface NamespaceVisitor

Returns:

the default (non-recursive) NamespaceVisitor.INodeVisitor.