Package com.apple.foundationdb.record.lucene

Class AutoCompleteAnalyzer

java.lang.Object

org.apache.lucene.analysis.Analyzer

org.apache.lucene.analysis.StopwordAnalyzerBase

com.apple.foundationdb.record.lucene.AutoCompleteAnalyzer

All Implemented Interfaces:

Closeable, AutoCloseable

public class AutoCompleteAnalyzer
extends org.apache.lucene.analysis.StopwordAnalyzerBase

An analyzer that is used to analyze the auto_complete input. Essentially, this analyzer combines UAX29URLEmailAnalyzer and CjkUnigramFilter to apply relatively minimal transformation on the text.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.analysis.Analyzer

org.apache.lucene.analysis.Analyzer.ReuseStrategy, org.apache.lucene.analysis.Analyzer.TokenStreamComponents

Field Summary

Fields

Modifier and Type	Field	Description
static final String	UNIQUE_IDENTIFIER

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

stopwords

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

GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY

Constructor Summary

Constructors

Constructor	Description
AutoCompleteAnalyzer()

Method Summary

Modifier and Type	Method	Description
protected org.apache.lucene.analysis.Analyzer.TokenStreamComponents	createComponents(String fieldName)
protected org.apache.lucene.analysis.TokenStream	normalize(String fieldName, org.apache.lucene.analysis.TokenStream in)

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

getStopwordSet, loadStopwordSet, loadStopwordSet, loadStopwordSet

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

attributeFactory, close, getOffsetGap, getPositionIncrementGap, getReuseStrategy, getVersion, initReader, initReaderForNormalization, normalize, setVersion, tokenStream, tokenStream

Methods inherited from class java.lang.Object

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

Field Details

UNIQUE_IDENTIFIER

public static final String UNIQUE_IDENTIFIER

See Also:

• Constant Field Values

Constructor Details

AutoCompleteAnalyzer

public AutoCompleteAnalyzer()

Method Details

createComponents

protected org.apache.lucene.analysis.Analyzer.TokenStreamComponents createComponents(String fieldName)

Specified by:

createComponents in class org.apache.lucene.analysis.Analyzer

normalize

protected org.apache.lucene.analysis.TokenStream normalize(String fieldName,
 org.apache.lucene.analysis.TokenStream in)

Overrides:

normalize in class org.apache.lucene.analysis.Analyzer