net.sf.parser4j.parser.entity.parsestate
Class AbstractParseState

java.lang.Object
  net.sf.parser4j.parser.entity.parsestate.AbstractParseState

All Implemented Interfaces:

java.lang.Iterable<ParseStack>, IParseState

Direct Known Subclasses:

LexParseState, SyntaxParseState

public abstract class AbstractParseState
extends java.lang.Object
implements IParseState

Author:

luc peuvrier

Field Summary

protected Logger	_log
protected boolean	acceptAmbiguity true if accept ambiguity
protected int	maxNumberOfAlternative
protected ParseStackSet2	parseStackSet set of parse stack of this parse state. use map to obtains existing equals element
protected boolean[]	stringTokenRecognition for each state define if it is string token recognition
protected boolean[]	tokenRecognition for each state define if it is token recognition

Constructor Summary

AbstractParseState(boolean acceptAmbiguity, int maxNumberOfAlternative, boolean[] tokenRecognition, boolean[] stringTokenRecognition, ParsingToStringUtil parsingToStringUtil)

AbstractParseState(ParsingToStringUtil parsingToStringUtil)

Method Summary

boolean	add(ParseStack parseStack)
void	clear() clear the parser stack set
IParseNode	getMatchParseNode()
java.util.List<IParseNode>	getParseNodeList()
boolean	hasAlternativeForAmbiguity()
boolean	isEmpty()
java.util.Iterator<ParseStack>	iterator()
boolean	remove(ParseStack parseStack)
int	size()
ParseStack[]	toArray()

Methods inherited from class java.lang.Object

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

Field Detail

_log

protected final Logger _log

acceptAmbiguity

protected final boolean acceptAmbiguity

true if accept ambiguity

parseStackSet

protected final ParseStackSet2 parseStackSet

set of parse stack of this parse state. use map to obtains existing equals element

tokenRecognition

protected final boolean[] tokenRecognition

for each state define if it is token recognition

stringTokenRecognition

protected final boolean[] stringTokenRecognition

for each state define if it is string token recognition

maxNumberOfAlternative

protected int maxNumberOfAlternative

Constructor Detail

AbstractParseState

public AbstractParseState(boolean acceptAmbiguity,
                          int maxNumberOfAlternative,
                          boolean[] tokenRecognition,
                          boolean[] stringTokenRecognition,
                          ParsingToStringUtil parsingToStringUtil)

AbstractParseState

public AbstractParseState(ParsingToStringUtil parsingToStringUtil)

Method Detail

add

public boolean add(ParseStack parseStack)
            throws ParserException,
                   HasAmbiguityParserException

Specified by:

add in interface IParseState

Returns:

true if added, else it is an alternative to existing ( ambiguous)

Throws:

ParserException

HasAmbiguityParserException - reject ambiguity

clear

public void clear()

Description copied from interface: IParseState

clear the parser stack set

Specified by:

clear in interface IParseState

remove

public boolean remove(ParseStack parseStack)

Specified by:

remove in interface IParseState

getMatchParseNode

public IParseNode getMatchParseNode()

iterator

public java.util.Iterator<ParseStack> iterator()

Specified by:

iterator in interface java.lang.Iterable<ParseStack>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface IParseState

size

public int size()

Specified by:

size in interface IParseState

toArray

public ParseStack[] toArray()

Specified by:

toArray in interface IParseState

Returns:

parse stack set in array

hasAlternativeForAmbiguity

public boolean hasAlternativeForAmbiguity()

getParseNodeList

public java.util.List<IParseNode> getParseNodeList()