at.dms.compiler.antlr.extra
Class InputBufferState

java.lang.Object
  at.dms.compiler.antlr.extra.InputBufferState

public class InputBufferState
extends Object

Acts as communication object between different scanners.

Field Summary

boolean	atEOF
char[]	buffer
int	currentPos
int	endRead
int	markedPos
int	pushbackPos
int	startRead

Constructor Summary

InputBufferState(char[] buffer, int startRead, int endRead, int currentPos, int markedPos, int pushbackPos, boolean atEOF)
Constructs a new input buffer state object.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

buffer

public char[] buffer

startRead

public int startRead

endRead

public int endRead

currentPos

public int currentPos

markedPos

public int markedPos

pushbackPos

public int pushbackPos

atEOF

public boolean atEOF

Constructor Detail

InputBufferState

public InputBufferState(char[] buffer,
                        int startRead,
                        int endRead,
                        int currentPos,
                        int markedPos,
                        int pushbackPos,
                        boolean atEOF)

Constructs a new input buffer state object.

Parameters:

buffer - contains the current text to be matched

startRead - the beginning of the yytext() string

endRead - the last character in the buffer

currentPos - the the current text position in the buffer

markedPos - the position at the last accepting state

pushbackPos - the position at the last state to be included in yytext

atEOF - is the scanner at the EOF ?