Module org.apache.lucene.analysis.common

Package org.apache.lucene.analysis.miscellaneous

Class DateRecognizerFilterFactory

java.lang.Object

org.apache.lucene.analysis.AbstractAnalysisFactory

org.apache.lucene.analysis.TokenFilterFactory

org.apache.lucene.analysis.miscellaneous.DateRecognizerFilterFactory

public class DateRecognizerFilterFactory
extends TokenFilterFactory

Factory for DateRecognizerFilter.

 <fieldType name="text_filter_none_date" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.WhitespaceTokenizerFactory"/>
     <filter class="solr.DateRecognizerFilterFactory" datePattern="yyyy/mm/dd" locale="en-US" />
   </analyzer>
 </fieldType>
 

The datePattern is optional. If omitted, DateRecognizerFilter will be created with the default date format of the system. The locale is optional and if omitted the filter will be created with Locale.ENGLISH.

Since:

5.5.0

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DATE_PATTERN
private final DateFormat	dateFormat
private final Locale	locale
static final String	LOCALE
static final String	NAME	SPI name

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

LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion

Constructor Summary

Constructors

Constructor	Description
DateRecognizerFilterFactory()	Default ctor for compatibility with SPI
DateRecognizerFilterFactory(Map<String,String> args)	Creates a new FingerprintFilterFactory

Method Summary

Modifier and Type	Method	Description
TokenStream	create(TokenStream input)	Transform the specified input TokenStream
DateFormat	getDataFormat(String datePattern)
private Locale	getLocale(String localeStr)

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

availableTokenFilters, findSPIName, forName, lookupClass, normalize, reloadTokenFilters

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

defaultCtorException, 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

DATE_PATTERN

public static final String DATE_PATTERN

See Also:

• Constant Field Values

LOCALE

public static final String LOCALE

See Also:

• Constant Field Values

dateFormat

private final DateFormat dateFormat

locale

private final Locale locale

Constructor Details

DateRecognizerFilterFactory

public DateRecognizerFilterFactory(Map<String,String> args)

Creates a new FingerprintFilterFactory

DateRecognizerFilterFactory

public DateRecognizerFilterFactory()

Default ctor for compatibility with SPI

Method Details

create

public TokenStream create(TokenStream input)

Description copied from class: TokenFilterFactory

Transform the specified input TokenStream

Specified by:

create in class TokenFilterFactory

getLocale

private Locale getLocale(String localeStr)

getDataFormat

public DateFormat getDataFormat(String datePattern)