Package org.apache.lucene.analysis.ja.dict

Class UnknownDictionary

java.lang.Object

org.apache.lucene.analysis.ja.dict.BinaryDictionary

org.apache.lucene.analysis.ja.dict.UnknownDictionary

All Implemented Interfaces:

Dictionary

public final class UnknownDictionary
extends BinaryDictionary

Dictionary for unknown-word handling.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.analysis.ja.dict.BinaryDictionary

BinaryDictionary.ResourceScheme

Field Summary

Fields inherited from class org.apache.lucene.analysis.ja.dict.BinaryDictionary

DICT_FILENAME_SUFFIX, DICT_HEADER, HAS_BASEFORM, HAS_PRONUNCIATION, HAS_READING, POSDICT_FILENAME_SUFFIX, POSDICT_HEADER, TARGETMAP_FILENAME_SUFFIX, TARGETMAP_HEADER, VERSION

Fields inherited from interface org.apache.lucene.analysis.ja.dict.Dictionary

INTERNAL_SEPARATOR

Constructor Summary

Constructors

Constructor	Description
UnknownDictionary(Path targetMapFile, Path posDictFile, Path dictFile)	Create a UnknownDictionary from an external resource path.
UnknownDictionary(BinaryDictionary.ResourceScheme scheme, String path)	Deprecated, for removal: This API element is subject to removal in a future version. replaced by UnknownDictionary(Path, Path, Path)

Method Summary

Modifier and Type	Method	Description
CharacterDefinition	getCharacterDefinition()
String	getInflectionForm(int wordId)	Get inflection form of tokens
String	getInflectionType(int wordId)	Get inflection type of tokens
static UnknownDictionary	getInstance()
String	getReading(int wordId, char[] surface, int off, int len)	Get reading of tokens
int	lookup(char[] text, int offset, int len)

Methods inherited from class org.apache.lucene.analysis.ja.dict.BinaryDictionary

getBaseForm, getLeftId, getPartOfSpeech, getPronunciation, getResource, getRightId, getWordCost, lookupWordIds

Methods inherited from class java.lang.Object

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

Constructor Details

UnknownDictionary

@Deprecated(forRemoval=true,
            since="9.1")
public UnknownDictionary(BinaryDictionary.ResourceScheme scheme,
 String path)
                  throws IOException

Deprecated, for removal: This API element is subject to removal in a future version.

replaced by UnknownDictionary(Path, Path, Path)

Parameters:

scheme - scheme for loading resources (FILE or CLASSPATH).

path - where to load resources from; a path, including the file base name without extension; this is used to match multiple files with the same base name.

Throws:

IOException

UnknownDictionary

public UnknownDictionary(Path targetMapFile,
 Path posDictFile,
 Path dictFile)
                  throws IOException

Create a UnknownDictionary from an external resource path.

Parameters:

targetMapFile - where to load target map resource

posDictFile - where to load POS dictionary resource

dictFile - where to load dictionary entries resource

Throws:

IOException - if resource was not found or broken

Method Details

lookup

public int lookup(char[] text,
 int offset,
 int len)

getCharacterDefinition

public CharacterDefinition getCharacterDefinition()

getReading

public String getReading(int wordId,
 char[] surface,
 int off,
 int len)

Description copied from interface: Dictionary

Get reading of tokens

Specified by:

getReading in interface Dictionary

Overrides:

getReading in class BinaryDictionary

Parameters:

wordId - word ID of token

Returns:

Reading of the token

getInflectionType

public String getInflectionType(int wordId)

Description copied from interface: Dictionary

Get inflection type of tokens

Specified by:

getInflectionType in interface Dictionary

Overrides:

getInflectionType in class BinaryDictionary

Parameters:

wordId - word ID of token

Returns:

inflection type, or null

getInflectionForm

public String getInflectionForm(int wordId)

Description copied from interface: Dictionary

Get inflection form of tokens

Specified by:

getInflectionForm in interface Dictionary

Overrides:

getInflectionForm in class BinaryDictionary

Parameters:

wordId - word ID of token

Returns:

inflection form, or null

getInstance

public static UnknownDictionary getInstance()