CompletionStage.thenApply

Returns a new CompletionStage that, when this stage completes normally, is executed with this stage's result as the argument to the supplied function.

<p>This method is analogous to {@link java.util.Optional#map Optional.map} and {@link java.util.stream.Stream#map Stream.map}.

<p>See the {@link CompletionStage} documentation for rules covering exceptional completion.

@param fn the function to use to compute the value of the returned CompletionStage @param (U) the function's return type @return the new CompletionStage

interface CompletionStage(T)
thenApply
(
U
)
(
Function!(T, U) fn
)

Meta