org.apache.hadoop.examples
Class SleepJob.EmptySplit

java.lang.Object
  org.apache.hadoop.examples.SleepJob.EmptySplit

All Implemented Interfaces:

Writable, InputSplit

Enclosing class:

SleepJob

public static class SleepJob.EmptySplit
extends Object
implements InputSplit

Constructor Summary

SleepJob.EmptySplit()

Method Summary

long	getLength() Get the total number of bytes in the data of the InputSplit.
String[]	getLocations() Get the list of hostnames where the input split is located.
void	readFields(DataInput in) Deserialize the fields of this object from in.
void	write(DataOutput out) Serialize the fields of this object to out.

Methods inherited from class java.lang.Object

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

Constructor Detail

SleepJob.EmptySplit

public SleepJob.EmptySplit()

Method Detail

write

public void write(DataOutput out)
           throws IOException

Description copied from interface: Writable

Serialize the fields of this object to out.

Specified by:

write in interface Writable

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Description copied from interface: Writable

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:

readFields in interface Writable

Parameters:

in - DataInput to deseriablize this object from.

Throws:

IOException

getLength

public long getLength()

Description copied from interface: InputSplit

Get the total number of bytes in the data of the InputSplit.

Specified by:

getLength in interface InputSplit

Returns:

the number of bytes in the input split.

getLocations

public String[] getLocations()

Description copied from interface: InputSplit

Get the list of hostnames where the input split is located.

Specified by:

getLocations in interface InputSplit

Returns:

list of hostnames where data of the InputSplit is located as an array of Strings.