Package org.apache.hadoop.hdfs.server.common

Class FileRegion

java.lang.Object

org.apache.hadoop.hdfs.server.common.FileRegion

All Implemented Interfaces:

BlockAlias

@Public
@Unstable
public class FileRegion
extends java.lang.Object
implements BlockAlias

This class is used to represent provided blocks that are file regions, i.e., can be described using (path, offset, length).

Constructor Summary

Constructors

Constructor	Description
FileRegion(long blockId, org.apache.hadoop.fs.Path path, long offset, long length)
FileRegion(long blockId, org.apache.hadoop.fs.Path path, long offset, long length, long genStamp)
FileRegion(long blockId, org.apache.hadoop.fs.Path path, long offset, long length, long genStamp, byte[] nonce)
FileRegion(org.apache.hadoop.hdfs.protocol.Block block, org.apache.hadoop.hdfs.protocol.ProvidedStorageLocation providedStorageLocation)

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object o)
org.apache.hadoop.hdfs.protocol.Block	getBlock()
org.apache.hadoop.hdfs.protocol.ProvidedStorageLocation	getProvidedStorageLocation()
int	hashCode()

Methods inherited from class java.lang.Object

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

Constructor Detail

FileRegion

public FileRegion(long blockId,
                  org.apache.hadoop.fs.Path path,
                  long offset,
                  long length,
                  long genStamp)

FileRegion

public FileRegion(long blockId,
                  org.apache.hadoop.fs.Path path,
                  long offset,
                  long length,
                  long genStamp,
                  byte[] nonce)

FileRegion

public FileRegion(long blockId,
                  org.apache.hadoop.fs.Path path,
                  long offset,
                  long length)

FileRegion

public FileRegion(org.apache.hadoop.hdfs.protocol.Block block,
                  org.apache.hadoop.hdfs.protocol.ProvidedStorageLocation providedStorageLocation)

Method Detail

getBlock

public org.apache.hadoop.hdfs.protocol.Block getBlock()

Specified by:

getBlock in interface BlockAlias

getProvidedStorageLocation

public org.apache.hadoop.hdfs.protocol.ProvidedStorageLocation getProvidedStorageLocation()

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object