com.helger.pgcc.parser

Class NfaState

java.lang.Object

com.helger.pgcc.parser.NfaState

public class NfaState
extends Object

The state of a Non-deterministic Finite Automaton.

Field Summary

Fields

Modifier and Type	Field and Description
char[]	m_charMoves
List<NfaState>	m_epsilonMoves
int	m_inNextOf
NfaState	m_next
int	m_stateName
static int	s_generatedStates
static boolean	s_unicodeWarningGiven

Constructor Summary

Constructors

Constructor and Description
NfaState()

Method Summary

Modifier and Type	Method and Description
void	addChar(char c)
void	addMove(NfaState newState)
void	addRange(char pleft, char right)
static int	addStartStateSet(String stateSetString)
static void	buildTokenizerData(TokenizerData tokenizerData)
static boolean	canStartNfaUsingAscii(char c)
static void	computeClosures()
static void	dumpCharAndRangeMoves(CodeGenerator codeGenerator)
static void	dumpMoveNfa(CodeGenerator codeGenerator)
static void	dumpNonAsciiMoveMethods(CodeGenerator codeGenerator)
static void	dumpStateSets(CodeGenerator codeGenerator)
static void	dumpStatesForKind(CodeGenerator codeGenerator)
static void	dumpStatesForStateCPP(CodeGenerator codeGenerator)
static void	dumpStatesForStateJava(CodeGenerator codeGenerator)
int	generateInitMoves()
int	getFirstValidPos(String s, int nPos, int len)
static NfaState	getNfaState(int index)
static String	getStateSetString(List<NfaState> states)
boolean	hasTransitions()
static int	initStateName()
int	moveFrom(char c, List<NfaState> newStates)
static int	moveFromSet(char c, List<NfaState> states, List<NfaState> newStates)
static int	moveFromSetForRegEx(char c, NfaState[] states, NfaState[] newStates, int round)
static void	reInit()
static void	reInitStatic()

Methods inherited from class java.lang.Object

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

Field Detail

s_unicodeWarningGiven

public static boolean s_unicodeWarningGiven

s_generatedStates

public static int s_generatedStates

m_charMoves

public char[] m_charMoves

m_next

public NfaState m_next

m_epsilonMoves

public final List<NfaState> m_epsilonMoves

m_stateName

public int m_stateName

m_inNextOf

public int m_inNextOf

Constructor Detail

NfaState

public NfaState()

Method Detail

reInitStatic

public static void reInitStatic()

addMove

public void addMove(@Nonnull
                    NfaState newState)

addChar

public void addChar(char c)

addRange

public void addRange(char pleft,
                     char right)

hasTransitions

public boolean hasTransitions()

computeClosures

public static void computeClosures()

canStartNfaUsingAscii

public static boolean canStartNfaUsingAscii(char c)

getFirstValidPos

public int getFirstValidPos(String s,
                            int nPos,
                            int len)

moveFrom

public int moveFrom(char c,
                    List<NfaState> newStates)

moveFromSet

public static int moveFromSet(char c,
                              List<NfaState> states,
                              List<NfaState> newStates)

moveFromSetForRegEx

public static int moveFromSetForRegEx(char c,
                                      NfaState[] states,
                                      NfaState[] newStates,
                                      int round)

addStartStateSet

public static int addStartStateSet(String stateSetString)

initStateName

public static int initStateName()

generateInitMoves

public int generateInitMoves()

dumpStateSets

public static void dumpStateSets(CodeGenerator codeGenerator)

getStateSetString

public static String getStateSetString(@Nullable
                                       List<NfaState> states)

dumpCharAndRangeMoves

public static void dumpCharAndRangeMoves(CodeGenerator codeGenerator)

dumpNonAsciiMoveMethods

public static void dumpNonAsciiMoveMethods(CodeGenerator codeGenerator)

dumpMoveNfa

public static void dumpMoveNfa(CodeGenerator codeGenerator)

dumpStatesForStateCPP

public static void dumpStatesForStateCPP(CodeGenerator codeGenerator)

dumpStatesForStateJava

public static void dumpStatesForStateJava(CodeGenerator codeGenerator)

dumpStatesForKind

public static void dumpStatesForKind(CodeGenerator codeGenerator)

reInit

public static void reInit()

buildTokenizerData

public static void buildTokenizerData(TokenizerData tokenizerData)

getNfaState

@Nullable
public static NfaState getNfaState(int index)