Class PredictionContextCache.IdentityCommutativePredictionContextOperands

java.lang.Object
org.antlr.v4.runtime.atn.PredictionContextCache.JoinKey
org.antlr.v4.runtime.atn.PredictionContextCache.IdentityCommutativePredictionContextOperands
Enclosing class:
PredictionContextCache

protected static final class PredictionContextCache.IdentityCommutativePredictionContextOperands extends PredictionContextCache.JoinKey
Immutable identity-based commutative key for a pair of PredictionContext instances. Used as map entries in PredictionContextCache.joinContexts and as visited-set elements in ArrayPredictionContext.