org.xbib.elasticsearch.index.analysis.icu.segmentation

Class IcuTokenizer

java.lang.Object

org.apache.lucene.util.AttributeSource

org.apache.lucene.analysis.TokenStream

org.apache.lucene.analysis.Tokenizer

org.xbib.elasticsearch.index.analysis.icu.segmentation.IcuTokenizer

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public final class IcuTokenizer
extends org.apache.lucene.analysis.Tokenizer

Breaks text into words according to UAX #29: Unicode Text Segmentation http://www.unicode.org/reports/tr29/. Words are broken across script boundaries, then segmented according to the BreakIterator and typing provided by the IcuTokenizerConfig.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource

org.apache.lucene.util.AttributeSource.State

Field Summary

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

input

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

DEFAULT_TOKEN_ATTRIBUTE_FACTORY

Constructor Summary

Constructors

Constructor and Description
IcuTokenizer() Construct a new ICUTokenizer that breaks text into words from the given Reader.
IcuTokenizer(org.apache.lucene.util.AttributeFactory factory, IcuTokenizerConfig config) Construct a new ICUTokenizer that breaks text into words from the given Reader, using a tailored BreakIterator configuration.
IcuTokenizer(IcuTokenizerConfig config) Construct a new ICUTokenizer that breaks text into words from the given Reader, using a tailored BreakIterator configuration.

Method Summary

Modifier and Type	Method and Description
void	end()
boolean	equals(java.lang.Object object)
int	hashCode()
boolean	incrementToken()
void	reset()

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

close, correctOffset, setReader

Methods inherited from class org.apache.lucene.util.AttributeSource

addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, endAttributes, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, reflectAsString, reflectWith, removeAllAttributes, restoreState, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

IcuTokenizer

public IcuTokenizer()

Construct a new ICUTokenizer that breaks text into words from the given Reader. The default script-specific handling is used. The default attribute factory is used.

See Also:

DefaultIcuTokenizerConfig

IcuTokenizer

public IcuTokenizer(IcuTokenizerConfig config)

Construct a new ICUTokenizer that breaks text into words from the given Reader, using a tailored BreakIterator configuration. The default attribute factory is used.

Parameters:

config - Tailored BreakIterator configuration

IcuTokenizer

public IcuTokenizer(org.apache.lucene.util.AttributeFactory factory,
                    IcuTokenizerConfig config)

Construct a new ICUTokenizer that breaks text into words from the given Reader, using a tailored BreakIterator configuration.

Parameters:

factory - AttributeFactory to use

config - Tailored BreakIterator configuration

Method Detail

incrementToken

public boolean incrementToken()
                       throws java.io.IOException

Specified by:

incrementToken in class org.apache.lucene.analysis.TokenStream

Throws:

java.io.IOException

reset

public void reset()
           throws java.io.IOException

Overrides:

reset in class org.apache.lucene.analysis.Tokenizer

Throws:

java.io.IOException

end

public void end()
         throws java.io.IOException

Overrides:

end in class org.apache.lucene.analysis.TokenStream

Throws:

java.io.IOException

equals

public boolean equals(java.lang.Object object)

Overrides:

equals in class org.apache.lucene.util.AttributeSource

hashCode

public int hashCode()

Overrides:

hashCode in class org.apache.lucene.util.AttributeSource