T
- The value type of the resolved Promise passed as input to this
callback.R
- The value type of the returned Promise from this callback.@ConsumerType @FunctionalInterface public interface Success<T,R>
A Success callback is registered with a Promise
using the
Promise.then(Success)
method and is called if the Promise is resolved
successfully.
This is a functional interface and can be used as the assignment target for a lambda expression or method reference.
Modifier and Type | Method and Description |
---|---|
Promise<R> |
call(Promise<T> resolved)
Success callback for a Promise.
|
Promise<R> call(Promise<T> resolved) throws java.lang.Exception
This method is called if the Promise with which it is registered resolves successfully.
In the remainder of this description we will refer to the Promise
returned by this method as the returned Promise and the Promise returned
by Promise.then(Success)
when this Success callback was
registered as the chained Promise.
If the returned Promise is null
then the chained Promise must
resolve immediately with a successful value of null
. If the
returned Promise is not null
then the chained Promise must be
resolved when the returned Promise is resolved.
resolved
- The successfully resolved Promise
.null
if the chained Promise is to be resolved immediately
with the value null
.java.lang.Exception
- The chained Promise must be failed with the thrown
exception.Copyright © 2010 - 2020 Adobe. All Rights Reserved