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

Interface INodeFileAttributes

All Superinterfaces:

INodeAttributes

All Known Implementing Classes:

INodeFile, INodeFileAttributes.SnapshotCopy

@Private
public interface INodeFileAttributes
extends INodeAttributes

The attributes of a file.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	INodeFileAttributes.SnapshotCopy	A copy of the inode file attributes

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.hdfs.protocol.BlockType	getBlockType()
byte	getErasureCodingPolicyID()
short	getFileReplication()
long	getHeaderLong()
byte	getLocalStoragePolicyID()
long	getPreferredBlockSize()
boolean	isStriped()
boolean	metadataEquals(INodeFileAttributes other)

Methods inherited from interface org.apache.hadoop.hdfs.server.namenode.INodeAttributes

getAccessTime, getAclFeature, getFsPermission, getFsPermissionShort, getGroupName, getLocalNameBytes, getModificationTime, getPermissionLong, getUserName, getXAttrFeature, isDirectory

Method Details

getFileReplication

short getFileReplication()

Returns:

the file replication.

isStriped

boolean isStriped()

Returns:

whether the file is striped (instead of contiguous)

getBlockType

org.apache.hadoop.hdfs.protocol.BlockType getBlockType()

Returns:

whether the file is striped (instead of contiguous)

getErasureCodingPolicyID

byte getErasureCodingPolicyID()

Returns:

the ID of the ErasureCodingPolicy

getPreferredBlockSize

long getPreferredBlockSize()

Returns:

preferred block size in bytes

getHeaderLong

long getHeaderLong()

Returns:

the header as a long.

metadataEquals

boolean metadataEquals(INodeFileAttributes other)

getLocalStoragePolicyID

byte getLocalStoragePolicyID()