Package org.apache.hadoop.io

Enum Class SequenceFile.CompressionType

java.lang.Object

java.lang.Enum<SequenceFile.CompressionType>

org.apache.hadoop.io.SequenceFile.CompressionType

All Implemented Interfaces:

Serializable, Comparable<SequenceFile.CompressionType>, Constable

Enclosing class:

SequenceFile

public static enum SequenceFile.CompressionType
extends Enum<SequenceFile.CompressionType>

The compression type used to compress key/value pairs in the SequenceFile.

See Also:

• SequenceFile.Writer

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
BLOCK	Compress sequences of records together in blocks.
NONE	Do not compress records.
RECORD	Compress values only, each separately.

Method Summary

Modifier and Type	Method	Description
static SequenceFile.CompressionType	valueOf(String name)	Returns the enum constant of this class with the specified name.
static SequenceFile.CompressionType[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

NONE

public static final SequenceFile.CompressionType NONE

Do not compress records.

RECORD

public static final SequenceFile.CompressionType RECORD

Compress values only, each separately.

BLOCK

public static final SequenceFile.CompressionType BLOCK

Compress sequences of records together in blocks.

Method Details

values

public static SequenceFile.CompressionType[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static SequenceFile.CompressionType valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null