Package org.apache.calcite.runtime

Class Automaton

java.lang.Object

org.apache.calcite.runtime.Automaton

public class Automaton
extends Object

A nondeterministic finite-state automaton (NFA).

It is used to implement the Match relational expression (for the MATCH_RECOGNIZE clause in SQL).

See Also:

• Pattern
• AutomatonBuilder
• DeterministicAutomaton

Method Summary

Modifier and Type	Method	Description
com.google.common.collect.ImmutableList<org.apache.calcite.runtime.Automaton.EpsilonTransition>	getEpsilonTransitions()
com.google.common.collect.ImmutableList<org.apache.calcite.runtime.Automaton.SymbolTransition>	getTransitions()

Methods inherited from class java.lang.Object

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

Method Details

getTransitions

public com.google.common.collect.ImmutableList<org.apache.calcite.runtime.Automaton.SymbolTransition> getTransitions()

getEpsilonTransitions

public com.google.common.collect.ImmutableList<org.apache.calcite.runtime.Automaton.EpsilonTransition> getEpsilonTransitions()