org.apache.lucene.analysis

Class MockRandomLookaheadTokenFilter

java.lang.Object

org.apache.lucene.util.AttributeSource

org.apache.lucene.analysis.TokenStream

org.apache.lucene.analysis.TokenFilter

org.apache.lucene.analysis.LookaheadTokenFilter<LookaheadTokenFilter.Position>

org.apache.lucene.analysis.MockRandomLookaheadTokenFilter

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public final class MockRandomLookaheadTokenFilter
extends LookaheadTokenFilter<LookaheadTokenFilter.Position>

Uses LookaheadTokenFilter to randomly peek at future tokens.

Nested Class Summary

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

LookaheadTokenFilter.Position

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

org.apache.lucene.util.AttributeSource.AttributeFactory, org.apache.lucene.util.AttributeSource.State

Field Summary

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

end, inputPos, offsetAtt, outputPos, posIncAtt, positions, posLenAtt

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

input

Constructor Summary

Constructors

Constructor and Description
MockRandomLookaheadTokenFilter(java.util.Random random, org.apache.lucene.analysis.TokenStream in)

Method Summary

Modifier and Type	Method and Description
protected void	afterPosition() This is called when all input tokens leaving a given position have been returned.
boolean	incrementToken()
LookaheadTokenFilter.Position	newPosition()
void	reset()

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

insertToken, nextToken, peekToken

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

close, end

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

Constructor Detail

MockRandomLookaheadTokenFilter

public MockRandomLookaheadTokenFilter(java.util.Random random,
                                      org.apache.lucene.analysis.TokenStream in)

Method Detail

newPosition

public LookaheadTokenFilter.Position newPosition()

Specified by:

newPosition in class LookaheadTokenFilter<LookaheadTokenFilter.Position>

afterPosition

protected void afterPosition()
                      throws java.io.IOException

Description copied from class: LookaheadTokenFilter

This is called when all input tokens leaving a given position have been returned. Override this and call createToken and then set whichever token's attributes you want, if you want to inject a token starting from this position.

Overrides:

afterPosition in class LookaheadTokenFilter<LookaheadTokenFilter.Position>

Throws:

java.io.IOException

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 LookaheadTokenFilter<LookaheadTokenFilter.Position>

Throws:

java.io.IOException