Package org.apache.hadoop.hdfs.protocol

Class BlockListAsLongs.BlockReportReplica

java.lang.Object

org.apache.hadoop.hdfs.protocol.Block

org.apache.hadoop.hdfs.protocol.BlockListAsLongs.BlockReportReplica

All Implemented Interfaces:

java.lang.Comparable<org.apache.hadoop.hdfs.protocol.Block>, Replica, org.apache.hadoop.io.Writable

Enclosing class:

BlockListAsLongs

@Private
public static class BlockListAsLongs.BlockReportReplica
extends org.apache.hadoop.hdfs.protocol.Block
implements Replica

Field Summary

Fields inherited from class org.apache.hadoop.hdfs.protocol.Block

BLOCK_FILE_PREFIX, blockFilePattern, METADATA_EXTENSION, metaFilePattern, metaOrBlockFilePattern

Constructor Summary

Constructors

Constructor	Description
BlockReportReplica(org.apache.hadoop.hdfs.protocol.Block block)

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object o)
long	getBytesOnDisk()	Get the number of bytes that have written to disk
HdfsServerConstants.ReplicaState	getState()	Get the replica state
java.lang.String	getStorageUuid()	Return the storageUuid of the volume that stores this replica.
long	getVisibleLength()	Get the number of bytes that are visible to readers
FsVolumeSpi	getVolume()	Get the volume of replica.
int	hashCode()
boolean	isOnTransientStorage()	Return true if the target volume is backed by RAM.
void	setState(HdfsServerConstants.ReplicaState state)

Methods inherited from class org.apache.hadoop.hdfs.protocol.Block

appendStringTo, compareTo, filename2id, getBlockId, getBlockId, getBlockName, getGenerationStamp, getGenerationStamp, getNumBytes, isBlockFilename, isMetaFilename, matchingIdAndGenStamp, metaToBlockFile, readFields, readId, set, setBlockId, setGenerationStamp, setNumBytes, toString, toString, write, writeId

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hdfs.server.datanode.Replica

getBlockId, getGenerationStamp, getNumBytes

Constructor Detail

BlockReportReplica

public BlockReportReplica(org.apache.hadoop.hdfs.protocol.Block block)

Method Detail

setState

public void setState(HdfsServerConstants.ReplicaState state)

getState

public HdfsServerConstants.ReplicaState getState()

Description copied from interface: Replica

Get the replica state

Specified by:

getState in interface Replica

Returns:

the replica state

getBytesOnDisk

public long getBytesOnDisk()

Description copied from interface: Replica

Get the number of bytes that have written to disk

Specified by:

getBytesOnDisk in interface Replica

Returns:

the number of bytes that have written to disk

getVisibleLength

public long getVisibleLength()

Description copied from interface: Replica

Get the number of bytes that are visible to readers

Specified by:

getVisibleLength in interface Replica

Returns:

the number of bytes that are visible to readers

getStorageUuid

public java.lang.String getStorageUuid()

Description copied from interface: Replica

Return the storageUuid of the volume that stores this replica.

Specified by:

getStorageUuid in interface Replica

isOnTransientStorage

public boolean isOnTransientStorage()

Description copied from interface: Replica

Return true if the target volume is backed by RAM.

Specified by:

isOnTransientStorage in interface Replica

getVolume

public FsVolumeSpi getVolume()

Description copied from interface: Replica

Get the volume of replica.

Specified by:

getVolume in interface Replica

Returns:

the volume of replica

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class org.apache.hadoop.hdfs.protocol.Block

hashCode

public int hashCode()

Overrides:

hashCode in class org.apache.hadoop.hdfs.protocol.Block