net.oneandone.mork.parser

Class ParserTable

java.lang.Object

net.oneandone.mork.parser.ParserTable

All Implemented Interfaces:

Serializable

public class ParserTable
extends Object
implements Serializable

Shift-Reduce-Table realized by an array.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	NOT_SET

Constructor Summary

Constructors

Constructor and Description
ParserTable(char startState, int symbolCount, int eofSymbol, char[] values, int[] lengths, int[] lefts, char[] modes) Constructor for compiled object.
ParserTable(char startState, int symbolCount, int eofSymbol, int stateCount, String[] packedValues, int[] lengths, int[] lefts, char[] modes)
ParserTable(int startState, int stateCount, int symbolCount, int eofSymbol, Grammar grm, char[] modes)

Method Summary

Modifier and Type	Method and Description
static String	actionToString(int value, Grammar grammar)
void	addAccept(int state, int eof)
void	addReduce(int stateId, State state, int terminal, int prod, ConflictHandler handler)
void	addShift(int state, int sym, int nextState) Cannot have conflicts.
void	addWhitespace(net.oneandone.sushi.util.IntBitSet whites)
static char	createValue(int action, int operand)
static int	getAction(int value)
int	getEofSymbol()
int	getLeft(int prod)
int[]	getLefts()
int	getLength(int prod)
int[]	getLengths()
char	getMode(int state)
static int	getOperand(int value)
int	getProductionCount()
net.oneandone.sushi.util.IntBitSet	getShifts(int state)
int	getStartState()
int	getStateCount()
int	getSymbolCount()
int	getValueCount()
int	lookup(int state, int symbol)
int	lookupShift(int state, int production)
String[]	packValue(StringBuilder difs, StringBuilder vals)
String[]	packValues()
void	print(PrintWriter dest)
void	setModes(char[] modes)
String	toString(Grammar grammar)

Methods inherited from class java.lang.Object

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

Field Detail

NOT_SET

public static final int NOT_SET

Constructor Detail

ParserTable

public ParserTable(char startState,
                   int symbolCount,
                   int eofSymbol,
                   char[] values,
                   int[] lengths,
                   int[] lefts,
                   char[] modes)

Constructor for compiled object.

ParserTable

public ParserTable(char startState,
                   int symbolCount,
                   int eofSymbol,
                   int stateCount,
                   String[] packedValues,
                   int[] lengths,
                   int[] lefts,
                   char[] modes)

ParserTable

public ParserTable(int startState,
                   int stateCount,
                   int symbolCount,
                   int eofSymbol,
                   Grammar grm,
                   char[] modes)
            throws GenericException

Throws:

GenericException

Method Detail

getEofSymbol

public int getEofSymbol()

getValueCount

public int getValueCount()

setModes

public void setModes(char[] modes)

addShift

public void addShift(int state,
                     int sym,
                     int nextState)

Cannot have conflicts. @param sym may be a nonterminal

addReduce

public void addReduce(int stateId,
                      State state,
                      int terminal,
                      int prod,
                      ConflictHandler handler)

addAccept

public void addAccept(int state,
                      int eof)

addWhitespace

public void addWhitespace(net.oneandone.sushi.util.IntBitSet whites)

createValue

public static char createValue(int action,
                               int operand)

packValues

public String[] packValues()

packValue

public String[] packValue(StringBuilder difs,
                          StringBuilder vals)

getSymbolCount

public int getSymbolCount()

getStateCount

public int getStateCount()

getStartState

public int getStartState()

getProductionCount

public int getProductionCount()

getLeft

public int getLeft(int prod)

getLength

public int getLength(int prod)

getAction

public static int getAction(int value)

getOperand

public static int getOperand(int value)

lookup

public int lookup(int state,
                  int symbol)

lookupShift

public int lookupShift(int state,
                       int production)

getMode

public char getMode(int state)

print

public void print(PrintWriter dest)

getShifts

public net.oneandone.sushi.util.IntBitSet getShifts(int state)

getLengths

public int[] getLengths()

getLefts

public int[] getLefts()

toString

public String toString(Grammar grammar)

actionToString

public static String actionToString(int value,
                                    Grammar grammar)