Class PromiseImpl<T>

java.lang.Object

io.vavr.concurrent.PromiseImpl<T>

Type Parameters:

T - result type

All Implemented Interfaces:

Promise<T>

final class PromiseImpl<T>
extends Object
implements Promise<T>

Internal Promise implementation.

Field Summary

Fields

Modifier and Type	Field	Description
private final FutureImpl<T>	future

Constructor Summary

Constructors

Constructor	Description
PromiseImpl(FutureImpl<T> future)

Method Summary

Modifier and Type	Method	Description
Executor	executor()	Returns the Executor used by the underlying Future of this Promise.
ExecutorService	executorService()	Deprecated.
Future<T>	future()	Returns the underlying Future of this Promise.
String	toString()
boolean	tryComplete(Try<? extends T> value)	Attempts to completes this Promise with the given value.

Methods inherited from class Object

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

Methods inherited from interface Promise

complete, completeWith, failure, isCompleted, success, tryCompleteWith, tryFailure, trySuccess

Field Details

future

private final FutureImpl<T> future

Constructor Details

PromiseImpl

PromiseImpl(FutureImpl<T> future)

Method Details

executor

public Executor executor()

Description copied from interface: Promise

Returns the Executor used by the underlying Future of this Promise.

Specified by:

executor in interface Promise<T>

Returns:

The underlying Executor.

executorService

@Deprecated
public ExecutorService executorService()

Deprecated.

Description copied from interface: Promise

This method is deprecated.

THE DEFAULT IMPLEMENTATION (obtained by one of the Promise factory methods) MIGHT THROW AN UnsupportedOperationException AT RUNTIME, DEPENDING ON WHAT Future.executorService() returns.

Specified by:

executorService in interface Promise<T>

Returns:

(never)

future

public Future<T> future()

Description copied from interface: Promise

Returns the underlying Future of this Promise.

Specified by:

future in interface Promise<T>

Returns:

The Future.

tryComplete

public boolean tryComplete(Try<? extends T> value)

Description copied from interface: Promise

Attempts to completes this Promise with the given value.

Specified by:

tryComplete in interface Promise<T>

Parameters:

value - Either a Try.Success containing the result or a Try.Failure containing an exception.

Returns:

false if this Promise has already been completed, true otherwise.

toString

public String toString()

Overrides:

toString in class Object