Package antlr.debug

Class LLkDebuggingParser

java.lang.Object

antlr.Parser

antlr.LLkParser

antlr.debug.LLkDebuggingParser

All Implemented Interfaces:

DebuggingParser

public class LLkDebuggingParser
extends LLkParser
implements DebuggingParser

Field Summary

Fields

Modifier and Type	Field	Description
protected ParserEventSupport	parserEventSupport
protected String[]	ruleNames
protected String[]	semPredNames

Fields inherited from class antlr.Parser

astFactory, inputState, returnAST, tokenNames, tokenTypeToASTClassMap, traceDepth

Constructor Summary

Constructors

Constructor	Description
LLkDebuggingParser(int k_)
LLkDebuggingParser(ParserSharedInputState state, int k_)
LLkDebuggingParser(TokenBuffer tokenBuf, int k_)
LLkDebuggingParser(TokenStream lexer, int k_)

Method Summary

Modifier and Type	Method	Description
void	addMessageListener(MessageListener l)
void	addParserListener(ParserListener l)
void	addParserMatchListener(ParserMatchListener l)
void	addParserTokenListener(ParserTokenListener l)
void	addSemanticPredicateListener(SemanticPredicateListener l)
void	addSyntacticPredicateListener(SyntacticPredicateListener l)
void	addTraceListener(TraceListener l)
void	consume()	Get another token object from the token stream
protected void	fireEnterRule(int num, int data)
protected void	fireExitRule(int num, int data)
protected boolean	fireSemanticPredicateEvaluated(int type, int num, boolean condition)
protected void	fireSyntacticPredicateFailed()
protected void	fireSyntacticPredicateStarted()
protected void	fireSyntacticPredicateSucceeded()
String	getRuleName(int num)
String	getSemPredName(int num)
void	goToSleep()
boolean	isDebugMode()
boolean	isGuessing()
int	LA(int i)	Return the token type of the ith token of lookahead where i=1 is the current token being examined by the parser (i.e., it has not been matched yet).
void	match(int t)	Make sure current lookahead symbol matches token type t.
void	match(BitSet b)	Make sure current lookahead symbol matches the given set Throw an exception upon mismatch, which is catch by either the error handler or by the syntactic predicate.
void	matchNot(int t)
void	removeMessageListener(MessageListener l)
void	removeParserListener(ParserListener l)
void	removeParserMatchListener(ParserMatchListener l)
void	removeParserTokenListener(ParserTokenListener l)
void	removeSemanticPredicateListener(SemanticPredicateListener l)
void	removeSyntacticPredicateListener(SyntacticPredicateListener l)
void	removeTraceListener(TraceListener l)
void	reportError(RecognitionException ex)	Parser error-reporting function can be overridden in subclass
void	reportError(String s)	Parser error-reporting function can be overridden in subclass
void	reportWarning(String s)	Parser warning-reporting function can be overridden in subclass
void	setDebugMode(boolean value)
void	setupDebugging(TokenBuffer tokenBuf)
void	setupDebugging(TokenStream lexer)
protected void	setupDebugging(TokenStream lexer, TokenBuffer tokenBuf)	User can override to do their own debugging
void	wakeUp()

Methods inherited from class antlr.LLkParser

LT, traceIn, traceOut

Methods inherited from class antlr.Parser

consumeUntil, consumeUntil, defaultDebuggingSetup, getAST, getASTFactory, getFilename, getInputState, getTokenName, getTokenNames, getTokenTypeToASTClassMap, mark, panic, recover, rewind, setASTFactory, setASTNodeClass, setASTNodeType, setFilename, setIgnoreInvalidDebugCalls, setInputState, setTokenBuffer, traceIndent

Methods inherited from class java.lang.Object

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

Field Details

parserEventSupport

protected ParserEventSupport parserEventSupport

ruleNames

protected String[] ruleNames

semPredNames

protected String[] semPredNames

Constructor Details

LLkDebuggingParser

public LLkDebuggingParser(int k_)

LLkDebuggingParser

public LLkDebuggingParser(ParserSharedInputState state,
 int k_)

LLkDebuggingParser

public LLkDebuggingParser(TokenBuffer tokenBuf,
 int k_)

LLkDebuggingParser

public LLkDebuggingParser(TokenStream lexer,
 int k_)

Method Details

addMessageListener

public void addMessageListener(MessageListener l)

Overrides:

addMessageListener in class Parser

addParserListener

public void addParserListener(ParserListener l)

Overrides:

addParserListener in class Parser

addParserMatchListener

public void addParserMatchListener(ParserMatchListener l)

Overrides:

addParserMatchListener in class Parser

addParserTokenListener

public void addParserTokenListener(ParserTokenListener l)

Overrides:

addParserTokenListener in class Parser

addSemanticPredicateListener

public void addSemanticPredicateListener(SemanticPredicateListener l)

Overrides:

addSemanticPredicateListener in class Parser

addSyntacticPredicateListener

public void addSyntacticPredicateListener(SyntacticPredicateListener l)

Overrides:

addSyntacticPredicateListener in class Parser

addTraceListener

public void addTraceListener(TraceListener l)

Overrides:

addTraceListener in class Parser

consume

public void consume()
             throws TokenStreamException

Get another token object from the token stream

Overrides:

consume in class LLkParser

Throws:

TokenStreamException

fireEnterRule

protected void fireEnterRule(int num,
 int data)

fireExitRule

protected void fireExitRule(int num,
 int data)

fireSemanticPredicateEvaluated

protected boolean fireSemanticPredicateEvaluated(int type,
 int num,
 boolean condition)

fireSyntacticPredicateFailed

protected void fireSyntacticPredicateFailed()

fireSyntacticPredicateStarted

protected void fireSyntacticPredicateStarted()

fireSyntacticPredicateSucceeded

protected void fireSyntacticPredicateSucceeded()

getRuleName

public String getRuleName(int num)

Specified by:

getRuleName in interface DebuggingParser

getSemPredName

public String getSemPredName(int num)

Specified by:

getSemPredName in interface DebuggingParser

goToSleep

public void goToSleep()

isDebugMode

public boolean isDebugMode()

Overrides:

isDebugMode in class Parser

isGuessing

public boolean isGuessing()

LA

public int LA(int i)
       throws TokenStreamException

Return the token type of the ith token of lookahead where i=1 is the current token being examined by the parser (i.e., it has not been matched yet).

Overrides:

LA in class LLkParser

Throws:

TokenStreamException

match

public void match(int t)
           throws MismatchedTokenException,
TokenStreamException

Make sure current lookahead symbol matches token type t. Throw an exception upon mismatch, which is catch by either the error handler or by the syntactic predicate.

Overrides:

match in class Parser

Throws:

MismatchedTokenException

TokenStreamException

match

public void match(BitSet b)
           throws MismatchedTokenException,
TokenStreamException

Make sure current lookahead symbol matches the given set Throw an exception upon mismatch, which is catch by either the error handler or by the syntactic predicate.

Overrides:

match in class Parser

Throws:

MismatchedTokenException

TokenStreamException

matchNot

public void matchNot(int t)
              throws MismatchedTokenException,
TokenStreamException

Overrides:

matchNot in class Parser

Throws:

MismatchedTokenException

TokenStreamException

removeMessageListener

public void removeMessageListener(MessageListener l)

Overrides:

removeMessageListener in class Parser

removeParserListener

public void removeParserListener(ParserListener l)

Overrides:

removeParserListener in class Parser

removeParserMatchListener

public void removeParserMatchListener(ParserMatchListener l)

Overrides:

removeParserMatchListener in class Parser

removeParserTokenListener

public void removeParserTokenListener(ParserTokenListener l)

Overrides:

removeParserTokenListener in class Parser

removeSemanticPredicateListener

public void removeSemanticPredicateListener(SemanticPredicateListener l)

Overrides:

removeSemanticPredicateListener in class Parser

removeSyntacticPredicateListener

public void removeSyntacticPredicateListener(SyntacticPredicateListener l)

Overrides:

removeSyntacticPredicateListener in class Parser

removeTraceListener

public void removeTraceListener(TraceListener l)

Overrides:

removeTraceListener in class Parser

reportError

public void reportError(RecognitionException ex)

Parser error-reporting function can be overridden in subclass

Overrides:

reportError in class Parser

reportError

public void reportError(String s)

Parser error-reporting function can be overridden in subclass

Overrides:

reportError in class Parser

reportWarning

public void reportWarning(String s)

Parser warning-reporting function can be overridden in subclass

Overrides:

reportWarning in class Parser

setDebugMode

public void setDebugMode(boolean value)

Overrides:

setDebugMode in class Parser

setupDebugging

public void setupDebugging(TokenBuffer tokenBuf)

setupDebugging

public void setupDebugging(TokenStream lexer)

setupDebugging

protected void setupDebugging(TokenStream lexer,
 TokenBuffer tokenBuf)

User can override to do their own debugging

wakeUp

public void wakeUp()