Module java.base

Package java.util.concurrent

Enum Class StructuredTaskScope.Subtask.State

java.lang.Object

java.lang.Enum<StructuredTaskScope.Subtask.State^PREVIEW>

java.util.concurrent.StructuredTaskScope.Subtask.State

All Implemented Interfaces:

Serializable, Comparable<StructuredTaskScope.Subtask.StatePREVIEW>, Constable

Enclosing interface:

StructuredTaskScope.SubtaskPREVIEW<T>

public static enum StructuredTaskScope.Subtask.State
extends Enum<StructuredTaskScope.Subtask.StatePREVIEW>

State is a preview API of the Java platform.

Programs can only use State when preview features are enabled.

Preview features may be removed in a future release, or upgraded to permanent features of the Java platform.

Represents the state of a subtask.

Since:

21

See Also:

• StructuredTaskScope.Subtask.state()^PREVIEW

Nested Class Summary

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

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
FAILED	The subtask failed with an exception.
SUCCESS	The subtask completed successfully with a result.
UNAVAILABLE	The subtask result or exception is not available.

Method Summary

Modifier and Type	Method	Description
static StructuredTaskScope.Subtask.StatePREVIEW	valueOf(String name)	Returns the enum constant of this class with the specified name.
static StructuredTaskScope.Subtask.StatePREVIEW[]	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

UNAVAILABLE

public static final StructuredTaskScope.Subtask.StatePREVIEW UNAVAILABLE

The subtask result or exception is not available. This state indicates that the subtask was forked but has not completed, it completed after the task scope was shut down^PREVIEW, or it was forked after the task scope was shut down.

SUCCESS

public static final StructuredTaskScope.Subtask.StatePREVIEW SUCCESS

The subtask completed successfully with a result. The Subtask.get()^PREVIEW method can be used to obtain the result. This is a terminal state.

FAILED

public static final StructuredTaskScope.Subtask.StatePREVIEW FAILED

The subtask failed with an exception. The Subtask.exception()^PREVIEW method can be used to obtain the exception. This is a terminal state.

Method Details

values

public static StructuredTaskScope.Subtask.StatePREVIEW[] 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 StructuredTaskScope.Subtask.StatePREVIEW 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