Uses of Class
org.antlr.v4.runtime.atn.ATNConfigSet

Packages that use ATNConfigSet

Package	Description
org.antlr.v4.runtime
org.antlr.v4.runtime.atn
org.antlr.v4.runtime.dfa

Uses of ATNConfigSet in org.antlr.v4.runtime

Fields in org.antlr.v4.runtime declared as ATNConfigSet

Modifier and Type	Field	Description
private final ATNConfigSet	LexerNoViableAltException.deadEndConfigs	Which configurations did we try at input.index() that couldn't match input.LA(1)?
private final ATNConfigSet	NoViableAltException.deadEndConfigs	Which configurations did we try at input.index() that couldn't match input.LT(1)?

Methods in org.antlr.v4.runtime that return ATNConfigSet

Modifier and Type	Method	Description
ATNConfigSet	LexerNoViableAltException.getDeadEndConfigs()
ATNConfigSet	NoViableAltException.getDeadEndConfigs()

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

Modifier and Type	Method	Description
protected BitSet	DiagnosticErrorListener.getConflictingAlts(BitSet reportedAlts, ATNConfigSet configs)	Computes the set of conflicting or ambiguous alternatives from a configuration set, if that information was not already provided by the parser.
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)

Constructors in org.antlr.v4.runtime with parameters of type ATNConfigSet

Modifier	Constructor	Description
	LexerNoViableAltException(Lexer lexer, CharStream input, int startIndex, ATNConfigSet deadEndConfigs)
	NoViableAltException(Recognizer<Token,?> recognizer, TokenStream input, Token startToken, Token offendingToken, ATNConfigSet deadEndConfigs, ParserRuleContext ctx)

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

Subclasses of ATNConfigSet in org.antlr.v4.runtime.atn

Modifier and Type	Class	Description
class	OrderedATNConfigSet	Lexer configuration set that merges configs only when they are fully equal (including prediction context and lexer actions), preserving first-match preference order among alternatives.

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

Modifier and Type	Field	Description
private ATNConfigSet	RetainedConfigSet.buffer
private ATNConfigSet	EpsilonClosure.bufferA	Double-buffer scratch sets for BFS rule-transition layering when collectPredicates is false.
private ATNConfigSet	EpsilonClosure.bufferB
private ATNConfigSet	ReachConfigSource.set

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

Modifier and Type	Method	Description
protected ATNConfigSet	ParserATNSimulator.applyPrecedenceFilter(ATNConfigSet configs, ParserRuleContext globalContext, PredictionContextCache contextCache)	This method transforms the start state computed by ParserATNSimulator.computeStartState(org.antlr.v4.runtime.dfa.DFA, org.antlr.v4.runtime.ParserRuleContext, boolean) to the special start state used by a precedence DFA for a particular precedence value.
(package private) ATNConfigSet	RetainedConfigSet.buffer()	Underlying buffer after first RetainedConfigSet.obtain(int), else null.
ATNConfigSet	ATNConfigSet.clone(boolean readonly)
ATNConfigSet	OrderedATNConfigSet.clone(boolean readonly)
protected ATNConfigSet	LexerATNSimulator.computeStartState(CharStream input, ATNState p)
(package private) ATNConfigSet	RetainedConfigSet.obtain(int sourceSize)	Returns the retained buffer, allocating on first use.
protected ATNConfigSet	ParserATNSimulator.removeAllConfigsNotInRuleStopState(ATNConfigSet configs, PredictionContextCache contextCache)	Return a configuration set containing only the configurations from configs which are in a RuleStopState.
(package private) ATNConfigSet	EpsilonClosure.retainedBufferA()	Intermediate buffer A after first non-predicate closure, else null.
(package private) ATNConfigSet	EpsilonClosure.retainedBufferB()	Intermediate buffer B after first non-predicate closure, else null.
(package private) final ATNConfigSet	LexerATNSimulator.retainedReachBuffer()	Underlying retained reach buffer after first LexerATNSimulator.computeTargetState(org.antlr.v4.runtime.CharStream, org.antlr.v4.runtime.dfa.DFAState, int), else null.

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

Modifier and Type	Method	Description
protected DFAState	ParserATNSimulator.addDFAContextState(DFA dfa, ATNConfigSet configs, int returnContext, PredictionContextCache contextCache)	See comment on LexerInterpreter.addDFAState.
protected DFAState	LexerATNSimulator.addDFAEdge(DFAState from, int t, ATNConfigSet q)
protected DFAState	ParserATNSimulator.addDFAEdge(DFA dfa, DFAState fromState, int t, IntegerList contextTransitions, ATNConfigSet toConfigs, PredictionContextCache contextCache)
protected DFAState	LexerATNSimulator.addDFAState(ATNConfigSet configs)	Add a new DFA state if there isn't one with this set of configurations already.
protected DFAState	ParserATNSimulator.addDFAState(DFA dfa, ATNConfigSet configs, PredictionContextCache contextCache)	See comment on LexerInterpreter.addDFAState.
static boolean	PredictionMode.allConfigsInRuleStopStates(ATNConfigSet configs)	Checks if all configurations in configs are in a RuleStopState.
protected ATNConfigSet	ParserATNSimulator.applyPrecedenceFilter(ATNConfigSet configs, ParserRuleContext globalContext, PredictionContextCache contextCache)	This method transforms the start state computed by ParserATNSimulator.computeStartState(org.antlr.v4.runtime.dfa.DFA, org.antlr.v4.runtime.ParserRuleContext, boolean) to the special start state used by a precedence DFA for a particular precedence value.
(package private) void	EpsilonClosure.close(ATNConfigSet sourceConfigs, ATNConfigSet configs, boolean collectPredicates, boolean hasMoreContext, PredictionContextCache contextCache, boolean treatEofAsEpsilon)	Compute the epsilon closure of every configuration in sourceConfigs, adding the resulting non-epsilon (or EOF-as-epsilon) configurations to configs.
(package private) void	EpsilonClosure.closeOne(ATNConfig config, ATNConfigSet configs, ATNConfigSet intermediate, Set<ATNConfig> closureBusy, boolean collectPredicates, boolean hasMoreContexts, PredictionContextCache contextCache, int depth, boolean treatEofAsEpsilon)	Recursive helper: walk epsilon edges from config, adding leaf configurations to configs and optionally deferring rule transitions to intermediate for breadth-first processing.
protected boolean	LexerATNSimulator.closure(CharStream input, ATNConfig config, ATNConfigSet configs, boolean currentAltReachedAcceptState, boolean speculative, boolean treatEofAsEpsilon)	Since the alternatives within any lexer decision are ordered by preference, this method stops pursuing the closure as soon as an accept state is reached.
protected void	ParserATNSimulator.closure(ATNConfig config, ATNConfigSet configs, ATNConfigSet intermediate, Set<ATNConfig> closureBusy, boolean collectPredicates, boolean hasMoreContexts, PredictionContextCache contextCache, int depth, boolean treatEofAsEpsilon)	Recursive helper for ParserATNSimulator.closure(ATNConfigSet, ATNConfigSet, boolean, boolean, PredictionContextCache, boolean).
protected void	ParserATNSimulator.closure(ATNConfigSet sourceConfigs, ATNConfigSet configs, boolean collectPredicates, boolean hasMoreContext, PredictionContextCache contextCache, boolean treatEofAsEpsilon)	Compute the epsilon closure of every configuration in sourceConfigs, adding the resulting non-epsilon (or EOF-as-epsilon) configurations to configs.
protected DFAState	ParserATNSimulator.createDFAState(DFA dfa, ATNConfigSet configs)
protected int	LexerATNSimulator.failOrAccept(LexerATNSimulator.SimState prevAccept, CharStream input, ATNConfigSet reach, int t)
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.
static BitSet	PredictionMode.getAlts(ATNConfigSet configs)	Get union of all alts from configs.
protected BitSet	ParserATNSimulator.getConflictingAltsFromConfigSet(ATNConfigSet configs)
static Collection<BitSet>	PredictionMode.getConflictingAltSubsets(ATNConfigSet configs)	This function gets the conflicting alt subsets from a configuration set.
protected ATNConfig	LexerATNSimulator.getEpsilonTarget(CharStream input, ATNConfig config, Transition t, ATNConfigSet configs, boolean speculative, boolean treatEofAsEpsilon)
protected SemanticContext[]	ParserATNSimulator.getPredsForAmbigAlts(BitSet ambigAlts, ATNConfigSet configs, int nalts)
protected void	LexerATNSimulator.getReachableConfigSet(CharStream input, ATNConfigSet closure, ATNConfigSet reach, int t)	Given a starting configuration set, figure out all ATN configurations we can reach upon input t.
static Map<ATNState,BitSet>	PredictionMode.getStateToAltMap(ATNConfigSet configs)	Get a map from state to alt subset from a configuration set.
static boolean	PredictionMode.hasConfigInRuleStopState(ATNConfigSet configs)	Checks if any configuration in configs is in a RuleStopState.
static boolean	PredictionMode.hasSLLConflictTerminatingPrediction(PredictionMode mode, ATNConfigSet configs)	Computes the SLL prediction termination condition.
static boolean	PredictionMode.hasStateAssociatedWithOneAlt(ATNConfigSet configs)
private ConflictInfo	ParserATNSimulator.isConflicted(ATNConfigSet configset, PredictionContextCache contextCache)
protected NoViableAltException	ParserATNSimulator.noViableAlt(TokenStream input, ParserRuleContext outerContext, ATNConfigSet configs, int startIndex)
protected DFAState.PredPrediction[]	ParserATNSimulator.predicateDFAState(DFAState D, ATNConfigSet configs, int nalts)	collect and set D's semantic context
protected ATNConfigSet	ParserATNSimulator.removeAllConfigsNotInRuleStopState(ATNConfigSet configs, PredictionContextCache contextCache)	Return a configuration set containing only the configurations from configs which are in a RuleStopState.
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)
(package private) void	ReachConfigSource.reset(ATNConfigSet set)	Bind this source to set for a new edge computation.

Constructors in org.antlr.v4.runtime.atn with parameters of type ATNConfigSet

Modifier	Constructor	Description
protected	ATNConfigSet(ATNConfigSet set, boolean readonly)
	OrderedATNConfigSet(ATNConfigSet set, boolean readonly)

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

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

Modifier and Type	Field	Description
final ATNConfigSet	DFAState.configs

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

Modifier	Constructor	Description
	DFAState(DFA dfa, ATNConfigSet configs)	Constructs a new DFAState for a DFA.
	DFAState(EmptyEdgeMap<DFAState> emptyEdges, EmptyEdgeMap<DFAState> emptyContextEdges, ATNConfigSet configs)	Constructs a new DFAState with explicit initial values for the outgoing edge and context edge maps.