Stay organized with collections
Save and categorize content based on your preferences.
public final class OptionalBool
Represents a boolean value that can also be undefined.
Summary
Constants |
static final int |
The boolean value {@code false}.
|
static final int |
The boolean value {@code true}.
|
static final int |
No boolean value is specified.
|
Constants
public static final int False = 0
The boolean value {@code false}.
public static final int True = 1
The boolean value {@code true}.
public static final int Undefined = 2
No boolean value is specified.
Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
Last updated 2026-04-22 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-04-22 UTC."],[],[]]