Package org.apache.lucene.analysis.cjk
Class CJKWidthCharFilter
- java.lang.Object
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- java.io.Reader
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- org.apache.lucene.analysis.CharFilter
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- org.apache.lucene.analysis.charfilter.BaseCharFilter
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- org.apache.lucene.analysis.cjk.CJKWidthCharFilter
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- All Implemented Interfaces:
Closeable,AutoCloseable,Readable
public class CJKWidthCharFilter extends BaseCharFilter
ACharFilterthat normalizes CJK width differences:- Folds fullwidth ASCII variants into the equivalent basic latin
- Folds halfwidth Katakana variants into the equivalent kana
NOTE: this char filter is the exact counterpart of
CJKWidthFilter.
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Field Summary
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Fields inherited from class org.apache.lucene.analysis.CharFilter
input
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Constructor Summary
Constructors Constructor Description CJKWidthCharFilter(Reader in)Default constructor that takes aReader.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description intread()intread(char[] cbuf, int off, int len)-
Methods inherited from class org.apache.lucene.analysis.charfilter.BaseCharFilter
addOffCorrectMap, correct, getLastCumulativeDiff
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Methods inherited from class org.apache.lucene.analysis.CharFilter
close, correctOffset
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Methods inherited from class java.io.Reader
mark, markSupported, nullReader, read, read, ready, reset, skip, transferTo
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Method Detail
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read
public int read() throws IOException- Overrides:
readin classReader- Throws:
IOException
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read
public int read(char[] cbuf, int off, int len) throws IOException- Specified by:
readin classReader- Throws:
IOException
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