org.apache.hadoop.hdfs.server.datanode

Class ReplicaBuilder

java.lang.Object

org.apache.hadoop.hdfs.server.datanode.ReplicaBuilder

public class ReplicaBuilder
extends Object

This class is to be used as a builder for ReplicaInfo objects. The state of the replica is used to determine which object is instantiated.

Constructor Summary

Constructors

Constructor and Description
ReplicaBuilder(HdfsServerConstants.ReplicaState state)

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.hdfs.server.datanode.ReplicaInfo	build()
LocalReplicaInPipeline	buildLocalReplicaInPipeline()
ReplicaBuilder	from(org.apache.hadoop.hdfs.server.datanode.ReplicaInfo fromReplica)
ReplicaBuilder	setBlock(org.apache.hadoop.hdfs.protocol.Block block)
ReplicaBuilder	setBlockId(long blockId)
ReplicaBuilder	setBytesToReserve(long bytesToReserve)
ReplicaBuilder	setDirectoryToUse(File dir)
ReplicaBuilder	setFsVolume(FsVolumeSpi volume)
ReplicaBuilder	setGenerationStamp(long genStamp)
ReplicaBuilder	setLastPartialChunkChecksum(byte[] checksum)
ReplicaBuilder	setLength(long length)
ReplicaBuilder	setRecoveryId(long recoveryId)
ReplicaBuilder	setState(HdfsServerConstants.ReplicaState state)
ReplicaBuilder	setWriterThread(Thread writer)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReplicaBuilder

public ReplicaBuilder(HdfsServerConstants.ReplicaState state)

Method Detail

setState

public ReplicaBuilder setState(HdfsServerConstants.ReplicaState state)

setBlockId

public ReplicaBuilder setBlockId(long blockId)

setGenerationStamp

public ReplicaBuilder setGenerationStamp(long genStamp)

setLength

public ReplicaBuilder setLength(long length)

setFsVolume

public ReplicaBuilder setFsVolume(FsVolumeSpi volume)

setDirectoryToUse

public ReplicaBuilder setDirectoryToUse(File dir)

setBytesToReserve

public ReplicaBuilder setBytesToReserve(long bytesToReserve)

setWriterThread

public ReplicaBuilder setWriterThread(Thread writer)

from

public ReplicaBuilder from(org.apache.hadoop.hdfs.server.datanode.ReplicaInfo fromReplica)

setRecoveryId

public ReplicaBuilder setRecoveryId(long recoveryId)

setBlock

public ReplicaBuilder setBlock(org.apache.hadoop.hdfs.protocol.Block block)

setLastPartialChunkChecksum

public ReplicaBuilder setLastPartialChunkChecksum(byte[] checksum)

buildLocalReplicaInPipeline

public LocalReplicaInPipeline buildLocalReplicaInPipeline()
                                                   throws IllegalArgumentException

Throws:

IllegalArgumentException

build

public org.apache.hadoop.hdfs.server.datanode.ReplicaInfo build()
                                                         throws IllegalArgumentException

Throws:

IllegalArgumentException