Uses of Class org.antlr.v4.runtime.dfa.DFA

Packages that use DFA

Package

Description

org.antlr.v4.runtime

org.antlr.v4.runtime.atn

org.antlr.v4.runtime.dfa

org.antlr.v4.tool

Uses of DFA in org.antlr.v4.runtime

Methods in org.antlr.v4.runtime with parameters of type DFA

Modifier and Type

Method

Description

protected <T extends Token> String

DiagnosticErrorListener.getDecisionDescription(Parser recognizer, DFA dfa)

void

BaseErrorListener.reportAmbiguity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, boolean exact, BitSet ambigAlts, ATNConfigSet configs)

void

DiagnosticErrorListener.reportAmbiguity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, boolean exact, BitSet ambigAlts, ATNConfigSet configs)

void

ParserErrorListener.reportAmbiguity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, boolean exact, BitSet ambigAlts, ATNConfigSet configs)

This method is called by the parser when a full-context prediction results in an ambiguity.

void

ProxyParserErrorListener.reportAmbiguity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, boolean exact, BitSet ambigAlts, ATNConfigSet configs)

void

BaseErrorListener.reportAttemptingFullContext(Parser recognizer, DFA dfa, int startIndex, int stopIndex, BitSet conflictingAlts, SimulatorState conflictState)

void

DiagnosticErrorListener.reportAttemptingFullContext(Parser recognizer, DFA dfa, int startIndex, int stopIndex, BitSet conflictingAlts, SimulatorState conflictState)

void

ParserErrorListener.reportAttemptingFullContext(Parser recognizer, DFA dfa, int startIndex, int stopIndex, BitSet conflictingAlts, SimulatorState conflictState)

This method is called when an SLL conflict occurs and the parser is about to use the full context information to make an LL decision.

void

ProxyParserErrorListener.reportAttemptingFullContext(Parser recognizer, DFA dfa, int startIndex, int stopIndex, BitSet conflictingAlts, SimulatorState conflictState)

void

BaseErrorListener.reportContextSensitivity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, int prediction, SimulatorState acceptState)

void

DiagnosticErrorListener.reportContextSensitivity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, int prediction, SimulatorState acceptState)

void

ParserErrorListener.reportContextSensitivity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, int prediction, SimulatorState acceptState)

This method is called by the parser when a full-context prediction has a unique result.

void

ProxyParserErrorListener.reportContextSensitivity(Parser recognizer, DFA dfa, int startIndex, int stopIndex, int prediction, SimulatorState acceptState)
Uses of DFA in org.antlr.v4.runtime.atn

Fields in org.antlr.v4.runtime.atn declared as DFA

Modifier and Type

Field

Description

DFA[]

ATN.decisionToDFA

private DFA

ParserATNSimulator.dfa

DFA[]

ATN.modeToDFA

Methods in org.antlr.v4.runtime.atn that return DFA

Modifier and Type

Method

Description

final DFA[]

ATN.getDecisionToDFA()

final DFA

LexerATNSimulator.getDFA(int mode)

(package private) final DFA

ParserATNSimulator.getDfaForClosure()

Current DFA under construction during prediction, if any.

Methods in org.antlr.v4.runtime.atn with parameters of type DFA

Modifier and Type

Method

Description

protected DFAState

ParserATNSimulator.addDFAContextState(DFA dfa, ATNConfigSet configs, int returnContext, PredictionContextCache contextCache)

See comment on LexerInterpreter.addDFAState.

protected DFAState

ParserATNSimulator.addDFAEdge(DFA dfa, DFAState fromState, int t, IntegerList contextTransitions, ATNConfigSet toConfigs, PredictionContextCache contextCache)

protected DFAState

ParserATNSimulator.addDFAState(DFA dfa, ATNConfigSet configs, PredictionContextCache contextCache)

See comment on LexerInterpreter.addDFAState.

protected SimulatorState

ParserATNSimulator.computeReachSet(DFA dfa, SimulatorState previous, int t, PredictionContextCache contextCache)

protected SimulatorState

ProfilingATNSimulator.computeReachSet(DFA dfa, SimulatorState previous, int t, PredictionContextCache contextCache)

protected SimulatorState

ParserATNSimulator.computeStartState(DFA dfa, ParserRuleContext globalContext, boolean useContext)

protected SimulatorState

ProfilingATNSimulator.computeStartState(DFA dfa, ParserRuleContext globalContext, boolean useContext)

protected Tuple2<DFAState,ParserRuleContext>

ParserATNSimulator.computeTargetState(DFA dfa, DFAState s, ParserRuleContext remainingGlobalContext, int t, boolean useContext, PredictionContextCache contextCache)

Compute a target state for an edge in the DFA, and attempt to add the computed state and corresponding edge to the DFA.

protected Tuple2<DFAState,ParserRuleContext>

ProfilingATNSimulator.computeTargetState(DFA dfa, DFAState s, ParserRuleContext remainingGlobalContext, int t, boolean useContext, PredictionContextCache contextCache)

(package private) Tuple2<DFAState,ParserRuleContext>

ReachComputation.computeTargetState(DFA dfa, DFAState s, ParserRuleContext remainingGlobalContext, int t, boolean useContext, PredictionContextCache contextCache)

Compute a target state for an edge in the DFA, and attempt to add the computed state and corresponding edge to the DFA.

protected DFAState

ParserATNSimulator.createDFAState(DFA dfa, ATNConfigSet configs)

protected int

ParserATNSimulator.execATN(DFA dfa, TokenStream input, int startIndex, SimulatorState initialState)

Performs ATN simulation to compute a predicted alternative based upon the remaining input, but also updates the DFA cache to avoid having to traverse the ATN again for the same input sequence.

protected int

ParserATNSimulator.execDFA(DFA dfa, TokenStream input, int startIndex, SimulatorState state)

private int

ParserATNSimulator.execDFA(DFA dfa, TokenStream input, int startIndex, ParserRuleContext outerContext, DFAState s0, boolean useContext, ParserRuleContext remainingOuterContext)

DFA walk.

private Tuple2<DFAState,ParserRuleContext>

ReachComputation.finishTargetEdge(DFA dfa, DFAState s, int t, IntegerList contextElements, ATNConfigSet edgeConfigs, ParserRuleContext remainingGlobalContext, PredictionContextCache contextCache)

Install a DFA edge for the computed config set, or ATNSimulator.ERROR if empty.

protected SimulatorState

ParserATNSimulator.getStartState(DFA dfa, TokenStream input, ParserRuleContext outerContext, boolean useContext)

Local- or full-context DFA start, or null if it is not yet built.

protected SimulatorState

ProfilingATNSimulator.getStartState(DFA dfa, TokenStream input, ParserRuleContext outerContext, boolean useContext)

protected void

ParserATNSimulator.reportAmbiguity(DFA dfa, DFAState D, int startIndex, int stopIndex, boolean exact, BitSet ambigAlts, ATNConfigSet configs)

If context sensitive parsing, we know it's ambiguity not conflict

protected void

ProfilingATNSimulator.reportAmbiguity(DFA dfa, DFAState D, int startIndex, int stopIndex, boolean exact, BitSet ambigAlts, ATNConfigSet configs)

protected void

ParserATNSimulator.reportAttemptingFullContext(DFA dfa, BitSet conflictingAlts, SimulatorState conflictState, int startIndex, int stopIndex)

protected void

ProfilingATNSimulator.reportAttemptingFullContext(DFA dfa, BitSet conflictingAlts, SimulatorState conflictState, int startIndex, int stopIndex)

protected void

ParserATNSimulator.reportContextSensitivity(DFA dfa, int prediction, SimulatorState acceptState, int startIndex, int stopIndex)

protected void

ProfilingATNSimulator.reportContextSensitivity(DFA dfa, int prediction, SimulatorState acceptState, int startIndex, int stopIndex)

private int

ParserATNSimulator.tryPrecedenceLL1(TokenStream input, DFA dfa)

Precedence LL(1) probe.
Uses of DFA in org.antlr.v4.runtime.dfa

Fields in org.antlr.v4.runtime.dfa declared as DFA

Modifier and Type

Field

Description

private final DFA

DFASerializer.dfa

Constructors in org.antlr.v4.runtime.dfa with parameters of type DFA

Modifier

Constructor

Description

DFASerializer(DFA dfa, String[] tokenNames)

Deprecated.
Use DFASerializer(DFA, Vocabulary) instead.

DFASerializer(DFA dfa, String[] tokenNames, String[] ruleNames, ATN atn)

Deprecated.
Use DFASerializer(DFA, Vocabulary, String[], ATN) instead.

DFASerializer(DFA dfa, Recognizer<?,?> parser)

DFASerializer(DFA dfa, Vocabulary vocabulary)

DFASerializer(DFA dfa, Vocabulary vocabulary, String[] ruleNames, ATN atn)

DFAState(DFA dfa, ATNConfigSet configs)

Constructs a new DFAState for a DFA.

LexerDFASerializer(DFA dfa)
Uses of DFA in org.antlr.v4.tool

Fields in org.antlr.v4.tool with type parameters of type DFA

Modifier and Type

Field

Description

Map<Integer,DFA>

Grammar.decisionDFAs

Methods in org.antlr.v4.tool with parameters of type DFA

Modifier and Type

Method

Description

String

DOTGenerator.getDOT(DFA dfa, boolean isLexer)

void

Grammar.setLookaheadDFA(int decision, DFA lookaheadDFA)

Uses of Classorg.antlr.v4.runtime.dfa.DFA

Uses of DFA in org.antlr.v4.runtime

Uses of DFA in org.antlr.v4.runtime.atn

Uses of DFA in org.antlr.v4.runtime.dfa

Uses of DFA in org.antlr.v4.tool

Uses of Class
org.antlr.v4.runtime.dfa.DFA