edu.iu.dsc.tws.data.fs.local

Class LocalBlockLocation

java.lang.Object

edu.iu.dsc.tws.data.fs.local.LocalBlockLocation

All Implemented Interfaces:

BlockLocation, java.lang.Comparable<BlockLocation>

public class LocalBlockLocation
extends java.lang.Object
implements BlockLocation

Implementation of the BlockLocation interface for a local file system.

Constructor Summary

Constructors

Constructor and Description
LocalBlockLocation(java.lang.String host, long length)

Method Summary

Modifier and Type	Method and Description
int	compareTo(BlockLocation o)
java.lang.String[]	getHosts() Get the list of hosts (hostname) hosting this block.
long	getLength() Get the length of the block.
long	getOffset() Get the start offset of the file associated with this block.

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalBlockLocation

public LocalBlockLocation(java.lang.String host,
                          long length)

Method Detail

getHosts

public java.lang.String[] getHosts()
                            throws java.io.IOException

Description copied from interface: BlockLocation

Get the list of hosts (hostname) hosting this block.

Specified by:

getHosts in interface BlockLocation

Returns:

A list of hosts (hostname) hosting this block.

Throws:

java.io.IOException - thrown if the list of hosts could not be retrieved

getLength

public long getLength()

Description copied from interface: BlockLocation

Get the length of the block.

Specified by:

getLength in interface BlockLocation

Returns:

the length of the block

getOffset

public long getOffset()

Description copied from interface: BlockLocation

Get the start offset of the file associated with this block.

Specified by:

getOffset in interface BlockLocation

Returns:

The start offset of the file associated with this block.

compareTo

public int compareTo(BlockLocation o)

Specified by:

compareTo in interface java.lang.Comparable<BlockLocation>