Package org.apache.hadoop.mapred.nativetask.handlers

Class BufferPullee<IK,IV>

java.lang.Object

org.apache.hadoop.mapred.nativetask.handlers.BufferPullee<IK,IV>

All Implemented Interfaces:

IDataLoader

@Private
public class BufferPullee<IK,IV>
extends java.lang.Object
implements IDataLoader

load data into a buffer signaled by a BufferPuller

Field Summary

Fields

Modifier and Type	Field	Description
static int	KV_HEADER_LENGTH
protected KVSerializer<IK,IV>	serializer

Constructor Summary

Constructors

Constructor	Description
BufferPullee(java.lang.Class<IK> iKClass, java.lang.Class<IV> iVClass, org.apache.hadoop.mapred.RawKeyValueIterator rIter, NativeDataTarget target)

Method Summary

Modifier and Type	Method	Description
void	close()
int	load()

Methods inherited from class java.lang.Object

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

Field Detail

KV_HEADER_LENGTH

public static final int KV_HEADER_LENGTH

See Also:

Constant Field Values

serializer

protected KVSerializer<IK,IV> serializer

Constructor Detail

BufferPullee

public BufferPullee(java.lang.Class<IK> iKClass,
                    java.lang.Class<IV> iVClass,
                    org.apache.hadoop.mapred.RawKeyValueIterator rIter,
                    NativeDataTarget target)
             throws java.io.IOException

Throws:

java.io.IOException

Method Detail

load

public int load()
         throws java.io.IOException

Specified by:

load in interface IDataLoader

Returns:

size of data loaded

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface IDataLoader

Throws:

java.io.IOException