org.apache.tez.runtime.library.common.sort.impl

Class IFile

java.lang.Object

org.apache.tez.runtime.library.common.sort.impl.IFile

@InterfaceAudience.Private
 @InterfaceStability.Unstable
public class IFile
extends Object

IFile is the simple format for the intermediate map-outputs in Map-Reduce. There is a Writer to write out map-outputs in this format and a Reader to read files of this format.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IFile.Reader IFile.Reader to read intermediate map-outputs.
static class	IFile.Writer IFile.Writer to write out intermediate map-outputs.

Field Summary

Fields

Modifier and Type	Field and Description
static int	EOF_MARKER
static org.apache.hadoop.io.DataInputBuffer	REPEAT_KEY
static int	RLE_MARKER
static int	V_END_MARKER

Constructor Summary

Constructors

Constructor and Description
IFile()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

EOF_MARKER

public static final int EOF_MARKER

See Also:

Constant Field Values

RLE_MARKER

public static final int RLE_MARKER

See Also:

Constant Field Values

V_END_MARKER

public static final int V_END_MARKER

See Also:

Constant Field Values

REPEAT_KEY

public static final org.apache.hadoop.io.DataInputBuffer REPEAT_KEY

Constructor Detail

IFile

public IFile()