Class StateTool

java.lang.Object

org.apache.arrow.vector.complex.StateTool

public class StateTool
extends Object

Utility methods for state machines based on enums.

Method Summary

Modifier and Type	Method	Description
static <T extends Enum<?>> void	check(T currentState, T... expectedStates)	Verifies currentState is in one of expectedStates, throws an IllegalArgumentException if it isn't.

Methods inherited from class Object

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

Method Details

check

public static <T extends Enum<?>> void check(T currentState,
 T... expectedStates)

Verifies currentState is in one of expectedStates, throws an IllegalArgumentException if it isn't.