org.apache.lucene.analysis

Class MockCharFilter

java.lang.Object

java.io.Reader

org.apache.lucene.analysis.CharFilter

org.apache.lucene.analysis.MockCharFilter

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.lang.Readable

public class MockCharFilter
extends CharFilter

the purpose of this charfilter is to send offsets out of bounds if the analyzer doesn't use correctOffset or does incorrect offset math.

Field Summary

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

input

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
MockCharFilter(java.io.Reader in)
MockCharFilter(java.io.Reader in, int remainder)

Method Summary

Modifier and Type	Method and Description
protected void	addOffCorrectMap(int off, int cumulativeDiff)
int	correct(int currentOff) Subclasses override to correct the current offset.
int	read()
int	read(char[] cbuf, int off, int len)

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

close, correctOffset

Methods inherited from class java.io.Reader

mark, markSupported, read, read, ready, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

MockCharFilter

public MockCharFilter(java.io.Reader in,
                      int remainder)

MockCharFilter

public MockCharFilter(java.io.Reader in)

Method Detail

read

public int read()
         throws java.io.IOException

Overrides:

read in class java.io.Reader

Throws:

java.io.IOException

read

public int read(char[] cbuf,
                int off,
                int len)
         throws java.io.IOException

Specified by:

read in class java.io.Reader

Throws:

java.io.IOException

correct

public int correct(int currentOff)

Description copied from class: CharFilter

Subclasses override to correct the current offset.

Specified by:

correct in class CharFilter

Parameters:

currentOff - current offset

Returns:

corrected offset

addOffCorrectMap

protected void addOffCorrectMap(int off,
                                int cumulativeDiff)