org.apache.hadoop.hdfs.server.namenode

Class INodeWithAdditionalFields

java.lang.Object

org.apache.hadoop.hdfs.server.namenode.INode

org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields

All Implemented Interfaces:

Comparable<byte[]>, INodeAttributes, Diff.Element<byte[]>, LightWeightGSet.LinkedElement

Direct Known Subclasses:

INodeDirectory, INodeFile, INodeSymlink

@InterfaceAudience.Private
public abstract class INodeWithAdditionalFields
extends INode
implements LightWeightGSet.LinkedElement

INode with additional fields including id, name, permission, access time and modification time.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hdfs.server.namenode.INode

INode.BlocksMapUpdateInfo

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

INodeAttributes.SnapshotCopy

Field Summary

Fields inherited from class org.apache.hadoop.hdfs.server.namenode.INode

LOG

Method Summary

Methods

Modifier and Type	Method and Description
short	getFsPermissionShort()
long	getId() Get inode id
byte[]	getLocalNameBytes()
LightWeightGSet.LinkedElement	getNext() Get the next element.
long	getPermissionLong()
void	setAccessTime(long accessTime) Set last access time of inode.
void	setLocalName(byte[] name) Set local file name
void	setModificationTime(long modificationTime) Set the last modification time of inode.
void	setNext(LightWeightGSet.LinkedElement next) Set the next element.
INode	updateModificationTime(long mtime, Snapshot latest, INodeMap inodeMap) Update modification time if it is larger than the current value.

Methods inherited from class org.apache.hadoop.hdfs.server.namenode.INode

addSpaceConsumed, asDirectory, asFile, asReference, asSymlink, cleanSubtree, clear, compareTo, computeContentSummary, computeContentSummary, computeQuotaUsage, computeQuotaUsage, computeQuotaUsage, destroyAndCollectBlocks, dumpTreeRecursively, dumpTreeRecursively, dumpTreeRecursively, equals, getAccessTime, getDsQuota, getFsPermission, getFullPathName, getGroupName, getKey, getLocalName, getModificationTime, getNsQuota, getObjectString, getParent, getParentReference, getParentString, getSnapshotINode, getUserName, hashCode, isAncestorDirectory, isDirectory, isFile, isInLatestSnapshot, isQuotaSet, isReference, isSymlink, setAccessTime, setModificationTime, setParent, setParentReference, shouldRecordInSrcSnapshot, toDetailString, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

setNext

public void setNext(LightWeightGSet.LinkedElement next)

Description copied from interface: LightWeightGSet.LinkedElement

Set the next element.

Specified by:

setNext in interface LightWeightGSet.LinkedElement

getNext

public LightWeightGSet.LinkedElement getNext()

Description copied from interface: LightWeightGSet.LinkedElement

Get the next element.

Specified by:

getNext in interface LightWeightGSet.LinkedElement

getId

public final long getId()

Get inode id

Specified by:

getId in class INode

getLocalNameBytes

public final byte[] getLocalNameBytes()

Specified by:

getLocalNameBytes in interface INodeAttributes

Returns:

null if the local name is null; otherwise, return the local name byte array.

setLocalName

public final void setLocalName(byte[] name)

Description copied from class: INode

Set local file name

Specified by:

setLocalName in class INode

getFsPermissionShort

public final short getFsPermissionShort()

Specified by:

getFsPermissionShort in interface INodeAttributes

Returns:

the permission as a short.

getPermissionLong

public long getPermissionLong()

Specified by:

getPermissionLong in interface INodeAttributes

Returns:

the permission information as a long.

updateModificationTime

public final INode updateModificationTime(long mtime,
                           Snapshot latest,
                           INodeMap inodeMap)
                                   throws QuotaExceededException

Update modification time if it is larger than the current value.

Specified by:

updateModificationTime in class INode

Throws:

QuotaExceededException

setModificationTime

public final void setModificationTime(long modificationTime)

Description copied from class: INode

Set the last modification time of inode.

Specified by:

setModificationTime in class INode

setAccessTime

public final void setAccessTime(long accessTime)

Set last access time of inode.

Specified by:

setAccessTime in class INode