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

Class UserDictionary

java.lang.Object

org.apache.lucene.analysis.ja.dict.UserDictionary

All Implemented Interfaces:

Dictionary<org.apache.lucene.analysis.ja.dict.UserMorphData>

public final class UserDictionary
extends Object
implements Dictionary<org.apache.lucene.analysis.ja.dict.UserMorphData>

Class for building a User Dictionary. This class allows for custom segmentation of phrases.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	INTERNAL_SEPARATOR

Method Summary

Modifier and Type	Method	Description
TokenInfoFST	getFST()
org.apache.lucene.analysis.ja.dict.UserMorphData	getMorphAttributes()
int[][]	lookup(char[] chars, int off, int len)	Lookup words in text
int[]	lookupSegmentation(int phraseID)
static UserDictionary	open(Reader reader)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.analysis.morph.Dictionary

getLeftId, getRightId, getWordCost

Field Details

INTERNAL_SEPARATOR

public static final String INTERNAL_SEPARATOR

See Also:

• Constant Field Values

Method Details

open

public static UserDictionary open(Reader reader)
                           throws IOException

Throws:

IOException

getMorphAttributes

public org.apache.lucene.analysis.ja.dict.UserMorphData getMorphAttributes()

Specified by:

getMorphAttributes in interface Dictionary<org.apache.lucene.analysis.ja.dict.UserMorphData>

lookup

public int[][] lookup(char[] chars,
 int off,
 int len)
               throws IOException

Lookup words in text

Parameters:

chars - text

off - offset into text

len - length of text

Returns:

array of {wordId, position, length}

Throws:

IOException

getFST

public TokenInfoFST getFST()

lookupSegmentation

public int[] lookupSegmentation(int phraseID)