Package org.apache.lucene.analysis.ja

Class Token

java.lang.Object

org.apache.lucene.analysis.ja.Token

public class Token
extends Object

Analyzed token with morphological data from its dictionary.

Constructor Summary

Constructors

Constructor	Description
Token(int wordId, char[] surfaceForm, int offset, int length, JapaneseTokenizer.Type type, int position, Dictionary dictionary)

Method Summary

Modifier and Type	Method	Description
String	getBaseForm()
String	getInflectionForm()
String	getInflectionType()
int	getLength()
int	getOffset()
String	getPartOfSpeech()
int	getPosition()	Get index of this token in input text
int	getPositionLength()	Get the length (in tokens) of this token.
String	getPronunciation()
String	getReading()
char[]	getSurfaceForm()
String	getSurfaceFormString()
JapaneseTokenizer.Type	getType()	Returns the type of this token
boolean	isKnown()	Returns true if this token is known word
boolean	isUnknown()	Returns true if this token is unknown word
boolean	isUser()	Returns true if this token is defined in user dictionary
void	setPositionLength(int positionLength)	Set the position length (in tokens) of this token.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Token

public Token(int wordId,
             char[] surfaceForm,
             int offset,
             int length,
             JapaneseTokenizer.Type type,
             int position,
             Dictionary dictionary)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getSurfaceForm

public char[] getSurfaceForm()

Returns:

surfaceForm

getOffset

public int getOffset()

Returns:

offset into surfaceForm

getLength

public int getLength()

Returns:

length of surfaceForm

getSurfaceFormString

public String getSurfaceFormString()

Returns:

surfaceForm as a String

getReading

public String getReading()

Returns:

reading. null if token doesn't have reading.

getPronunciation

public String getPronunciation()

Returns:

pronunciation. null if token doesn't have pronunciation.

getPartOfSpeech

public String getPartOfSpeech()

Returns:

part of speech.

getInflectionType

public String getInflectionType()

Returns:

inflection type or null

getInflectionForm

public String getInflectionForm()

Returns:

inflection form or null

getBaseForm

public String getBaseForm()

Returns:

base form or null if token is not inflected

getType

public JapaneseTokenizer.Type getType()

Returns the type of this token

Returns:

token type, not null

isKnown

public boolean isKnown()

Returns true if this token is known word

Returns:

true if this token is in standard dictionary. false if not.

isUnknown

public boolean isUnknown()

Returns true if this token is unknown word

Returns:

true if this token is unknown word. false if not.

isUser

public boolean isUser()

Returns true if this token is defined in user dictionary

Returns:

true if this token is in user dictionary. false if not.

getPosition

public int getPosition()

Get index of this token in input text

Returns:

position of token

setPositionLength

public void setPositionLength(int positionLength)

Set the position length (in tokens) of this token. For normal tokens this is 1; for compound tokens it's > 1.

getPositionLength

public int getPositionLength()

Get the length (in tokens) of this token. For normal tokens this is 1; for compound tokens it's > 1.

Returns:

position length of token