Top Description Constructors Methods

com.mchange.v1.lang

public final Class TVLUtils

Class Inheritance

extends Object

java.lang.Object
com.mchange.v1.lang.TVLUtils

Three-Valued Logic Utils -- utilities for treating a Boolean variable as a three-state logical entity, with states true, false, or unknown if the variable is null.

Constructor Summary

Access	Constructor and Description
public	TVLUtils()

Method Summary

Modifier and Type	Method and Description
public static final boolean	isDefinitelyFalse(Boolean check)
public static final boolean	isDefinitelyTrue(Boolean check)
public static final boolean	isPossiblyFalse(Boolean check)
public static final boolean	isPossiblyTrue(Boolean check)
public static final boolean	isUnknown(Boolean check)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Constructor Detail

TVLUtils	back to summary
public TVLUtils()

Method Detail

isDefinitelyFalse	back to summary
public static final boolean isDefinitelyFalse(Boolean check)

isDefinitelyTrue	back to summary
public static final boolean isDefinitelyTrue(Boolean check)

isPossiblyFalse	back to summary
public static final boolean isPossiblyFalse(Boolean check)

isPossiblyTrue	back to summary
public static final boolean isPossiblyTrue(Boolean check)

isUnknown	back to summary
public static final boolean isUnknown(Boolean check)