org.apache.lucene.analysis.cn

Class ChineseFilter

java.lang.Object

org.apache.lucene.util.AttributeSource

org.apache.lucene.analysis.TokenStream

org.apache.lucene.analysis.TokenFilter

org.apache.lucene.analysis.cn.ChineseFilter

All Implemented Interfaces:

Closeable, AutoCloseable

Deprecated.

(3.1) Use StopFilter instead, which has the same functionality. This filter will be removed in Lucene 5.0

@Deprecated
public final class ChineseFilter
extends TokenFilter

A TokenFilter with a stop word table.

• Numeric tokens are removed.
• English tokens must be larger than 1 character.
• One Chinese character as one Chinese word.

TO DO:

1. Add Chinese stop words, such as 
2. Dictionary based Chinese word extraction
3. Intelligent Chinese word extraction

Nested Class Summary

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

AttributeSource.State

Field Summary

Fields

Modifier and Type	Field and Description
static String[]	STOP_WORDS Deprecated.

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

input

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

DEFAULT_TOKEN_ATTRIBUTE_FACTORY

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

DEFAULT_ATTRIBUTE_FACTORY

Constructor Summary

Constructors

Constructor and Description
ChineseFilter(TokenStream in) Deprecated.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	incrementToken() Deprecated.

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

close, end, reset

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

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

Methods inherited from class java.lang.Object

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

Field Detail

STOP_WORDS

public static final String[] STOP_WORDS

Deprecated.

Constructor Detail

ChineseFilter

public ChineseFilter(TokenStream in)

Deprecated.

Method Detail

incrementToken

public boolean incrementToken()
                       throws IOException

Deprecated.

Specified by:

incrementToken in class TokenStream

Throws:

IOException