Package org.apache.lucene.analysis.miscellaneous

Class WordDelimiterGraphFilterFactory

java.lang.Object

org.apache.lucene.analysis.util.AbstractAnalysisFactory

org.apache.lucene.analysis.util.TokenFilterFactory

org.apache.lucene.analysis.miscellaneous.WordDelimiterGraphFilterFactory

All Implemented Interfaces:

ResourceLoaderAware

public class WordDelimiterGraphFilterFactory
extends TokenFilterFactory
implements ResourceLoaderAware

Factory for WordDelimiterGraphFilter.

 <fieldType name="text_wd" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.WhitespaceTokenizerFactory"/>
     <filter class="solr.WordDelimiterGraphFilterFactory" protected="protectedword.txt"
             preserveOriginal="0" splitOnNumerics="1" splitOnCaseChange="1"
             catenateWords="0" catenateNumbers="0" catenateAll="0"
             generateWordParts="1" generateNumberParts="1" stemEnglishPossessive="1"
             types="wdfftypes.txt" />
   </analyzer>
 </fieldType>

Since:

6.5.0

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	adjustOffsets
private final int	flags
static final String	NAME	SPI name
static final String	OFFSETS
(package private) char[]	out
static final String	PROTECTED_TOKENS
private CharArraySet	protectedWords
private static Pattern	typePattern
private final String	types
static final String	TYPES
(package private) byte[]	typeTable
private final String	wordFiles

Fields inherited from class org.apache.lucene.analysis.util.AbstractAnalysisFactory

LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion

Constructor Summary

Constructors

Constructor	Description
WordDelimiterGraphFilterFactory(Map<String,String> args)	Creates a new WordDelimiterGraphFilterFactory

Method Summary

Modifier and Type	Method	Description
TokenFilter	create(TokenStream input)	Transform the specified input TokenStream
void	inform(ResourceLoader loader)	Initializes this component with the provided ResourceLoader (used for loading classes, files, etc).
private String	parseString(String s)
private Byte	parseType(String s)
private byte[]	parseTypes(List<String> rules)

Methods inherited from class org.apache.lucene.analysis.util.TokenFilterFactory

availableTokenFilters, findSPIName, forName, lookupClass, normalize, reloadTokenFilters

Methods inherited from class org.apache.lucene.analysis.util.AbstractAnalysisFactory

get, get, get, get, get, getBoolean, getChar, getClassArg, getFloat, getInt, getLines, getLuceneMatchVersion, getOriginalArgs, getPattern, getSet, getSnowballWordSet, getWordSet, isExplicitLuceneMatchVersion, require, require, require, requireBoolean, requireChar, requireFloat, requireInt, setExplicitLuceneMatchVersion, splitAt, splitFileNames

Methods inherited from class java.lang.Object

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

Field Details

NAME

public static final String NAME

SPI name

See Also:

• Constant Field Values

PROTECTED_TOKENS

public static final String PROTECTED_TOKENS

See Also:

• Constant Field Values

TYPES

public static final String TYPES

See Also:

• Constant Field Values

OFFSETS

public static final String OFFSETS

See Also:

• Constant Field Values

wordFiles

private final String wordFiles

types

private final String types

flags

private final int flags

typeTable

byte[] typeTable

protectedWords

private CharArraySet protectedWords

adjustOffsets

private boolean adjustOffsets

typePattern

private static Pattern typePattern

out

char[] out

Constructor Details

WordDelimiterGraphFilterFactory

public WordDelimiterGraphFilterFactory(Map<String,String> args)

Creates a new WordDelimiterGraphFilterFactory

Method Details

inform

public void inform(ResourceLoader loader)
            throws IOException

Description copied from interface: ResourceLoaderAware

Initializes this component with the provided ResourceLoader (used for loading classes, files, etc).

Specified by:

inform in interface ResourceLoaderAware

Throws:

IOException

create

public TokenFilter create(TokenStream input)

Description copied from class: TokenFilterFactory

Transform the specified input TokenStream

Specified by:

create in class TokenFilterFactory

parseTypes

private byte[] parseTypes(List<String> rules)

parseType

private Byte parseType(String s)

parseString

private String parseString(String s)