Package io.activej.promise

Class NextPromise<T,R>

java.lang.Object

io.activej.promise.AbstractPromise<R>

io.activej.promise.NextPromise<T,R>

All Implemented Interfaces:

AsyncComputation<R>, Callback<R>, Promise<R>, SettableCallback<R>

Direct Known Subclasses:

AbstractPromise.EitherPromise, AbstractPromise.PromiseBoth, AbstractPromise.PromiseCombine

@Internal
public abstract class NextPromise<T,R>
extends AbstractPromise<R>
implements SettableCallback<R>

Helps to create sequent chains of Promises.

Nested Class Summary

Nested classes/interfaces inherited from class io.activej.promise.AbstractPromise

AbstractPromise.EitherPromise<T>, AbstractPromise.PromiseBoth<T>, AbstractPromise.PromiseCombine<T,V,U>

Field Summary

Fields inherited from class io.activej.promise.AbstractPromise

exception, next, result

Constructor Summary

Constructors

Constructor	Description
NextPromise()

Method Summary

Modifier and Type	Method	Description
abstract void	acceptNext(T result, @Nullable Exception e)
void	set(R result)
void	set(R result, @Nullable Exception e)
void	setException(Exception e)
boolean	trySet(R result)
boolean	trySet(R result, @Nullable Exception e)
boolean	trySetException(Exception e)

Methods inherited from class io.activej.promise.AbstractPromise

async, both, combine, complete, complete, completeExceptionally, describe, either, getException, getResult, getTry, isComplete, isException, isResult, map, map, map, mapException, mapException, next, recycleToVoid, reset, resetCallbacks, subscribe, then, then, then, then, thenCallback, thenCallback, thenCallback, thenCallback, toCompletableFuture, toString, toTry, toVoid, tryComplete, tryComplete, tryCompleteExceptionally, whenComplete, whenComplete, whenComplete, whenException, whenException, whenException, whenException, whenResult, whenResult

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.activej.promise.Promise

call, cast, cast

Methods inherited from interface io.activej.promise.SettableCallback

accept, isComplete

Constructor Details

NextPromise

public NextPromise()

Method Details

acceptNext

public abstract void acceptNext(T result,
 @Nullable
 @Nullable Exception e)

set

public void set(R result,
 @Nullable
 @Nullable Exception e)

Specified by:

set in interface SettableCallback<T>

set

public void set(R result)

Specified by:

set in interface SettableCallback<T>

setException

public void setException(Exception e)

Specified by:

setException in interface SettableCallback<T>

trySet

public boolean trySet(R result,
 @Nullable
 @Nullable Exception e)

Specified by:

trySet in interface SettableCallback<T>

trySet

public boolean trySet(R result)

Specified by:

trySet in interface SettableCallback<T>

trySetException

public boolean trySetException(Exception e)

Specified by:

trySetException in interface SettableCallback<T>