eu.bandm.tools.xantlr.runtime

Class HistoryTokenFilter

java.lang.Object

antlr.TokenStreamBasicFilter

antlr.TokenStreamHiddenTokenFilter

eu.bandm.tools.xantlr.runtime.HistoryTokenFilter

All Implemented Interfaces:

antlr.TokenStream

@Runtime
public class HistoryTokenFilter
extends antlr.TokenStreamHiddenTokenFilter

Filter for streams of HistoryTokens, which additionally compies the memoized information across discarded token. See HistoryToken for more.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	lastTokenColumn
protected String	lastTokenFilename
protected int	lastTokenLine
protected boolean	patching

Fields inherited from class antlr.TokenStreamHiddenTokenFilter

firstHidden, hideMask, lastHiddenToken, nextMonitoredToken

Fields inherited from class antlr.TokenStreamBasicFilter

discardMask, input

Constructor Summary

Constructors

Constructor and Description
HistoryTokenFilter(antlr.TokenStream in)

Method Summary

Modifier and Type	Method and Description
protected void	consume()

Methods inherited from class antlr.TokenStreamHiddenTokenFilter

getDiscardMask, getHiddenAfter, getHiddenBefore, getHideMask, getInitialHiddenToken, hide, hide, LA, nextToken

Methods inherited from class antlr.TokenStreamBasicFilter

discard, discard

Methods inherited from class java.lang.Object

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

Field Detail

patching

protected boolean patching

lastTokenFilename

protected String lastTokenFilename

lastTokenLine

protected int lastTokenLine

lastTokenColumn

protected int lastTokenColumn

Constructor Detail

HistoryTokenFilter

public HistoryTokenFilter(antlr.TokenStream in)

Method Detail

consume

protected void consume()
                throws antlr.TokenStreamException

Overrides:

consume in class antlr.TokenStreamHiddenTokenFilter

Throws:

antlr.TokenStreamException