Package org.apache.lucene.analysis.ja

Enum Class JapaneseTokenizer.Mode

java.lang.Object

java.lang.Enum<JapaneseTokenizer.Mode>

org.apache.lucene.analysis.ja.JapaneseTokenizer.Mode

All Implemented Interfaces:

Serializable, Comparable<JapaneseTokenizer.Mode>, Constable

Enclosing class:

JapaneseTokenizer

public static enum JapaneseTokenizer.Mode
extends Enum<JapaneseTokenizer.Mode>

Tokenization mode: this determines how the tokenizer handles compound and unknown words.

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
EXTENDED	Extended mode outputs unigrams for unknown words.
NORMAL	Ordinary segmentation: no decomposition for compounds,
SEARCH	Segmentation geared towards search: this includes a decompounding process for long nouns, also including the full compound token as a synonym.

Method Summary

Modifier and Type	Method	Description
static JapaneseTokenizer.Mode	valueOf(String name)	Returns the enum constant of this class with the specified name.
static JapaneseTokenizer.Mode[]	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

NORMAL

public static final JapaneseTokenizer.Mode NORMAL

Ordinary segmentation: no decomposition for compounds,

SEARCH

public static final JapaneseTokenizer.Mode SEARCH

Segmentation geared towards search: this includes a decompounding process for long nouns, also including the full compound token as a synonym.

EXTENDED

public static final JapaneseTokenizer.Mode EXTENDED

Extended mode outputs unigrams for unknown words.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Method Details

values

public static JapaneseTokenizer.Mode[] 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 JapaneseTokenizer.Mode 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