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openjdk / 21 / java.base / java / util / concurrent / future.state.html

Enum Class Future.State

java.lang.Object
java.lang.Enum<Future.State>
java.util.concurrent.Future.State
All Implemented Interfaces:
Serializable, Comparable<Future.State>, Constable
Enclosing interface:
Future<V> 
public static enum Future.State extends Enum<Future.State>
Represents the computation state.
Since:
19

Nested Class Summary

Nested classes/interfaces declared in class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constant Description
CANCELLED
The task was cancelled.
FAILED
The task completed with an exception.
RUNNING
The task has not completed.
SUCCESS
The task completed with a result.

Method Summary

Modifier and Type Method Description
static Future.State valueOf(String name)
Returns the enum constant of this class with the specified name.
static Future.State[] values()
Returns an array containing the constants of this enum class, in the order they are declared.

Methods declared in class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods declared in class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

RUNNING

public static final Future.State RUNNING
The task has not completed.

SUCCESS

public static final Future.State SUCCESS
The task completed with a result.
See Also:

FAILED

public static final Future.State FAILED
The task completed with an exception.
See Also:

CANCELLED

public static final Future.State CANCELLED
The task was cancelled.
See Also:

Method Details

values

public static Future.State[] values()
Returns an array containing the constants of this enum class, in the order they are declared.
Returns:
an array containing the constants of this enum class, in the order they are declared

valueOf

public static Future.State valueOf(String name)
Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)
Parameters:
name - the name of the enum constant to be returned.
Returns:
the enum constant with the specified name
Throws:
IllegalArgumentException - if this enum class has no constant with the specified name
NullPointerException - if the argument is null

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/util/concurrent/Future.State.html