2018-04-18 10:26:53 +02:00
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# fromFuture
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2019-10-16 17:02:12 +02:00
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`fromFuture` has been deprecated in 2.6.0, use `Source.future` instead.
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2018-04-18 10:26:53 +02:00
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2018-05-29 17:00:48 +09:00
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@ref[Source operators](../index.md#source-operators)
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2018-04-18 11:44:37 +02:00
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@@@div { .group-scala }
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2018-04-18 10:26:53 +02:00
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## Signature
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2018-09-13 10:49:51 +02:00
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@@signature [Source.scala](/akka-stream/src/main/scala/akka/stream/scaladsl/Source.scala) { #fromFuture }
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2018-04-18 11:44:37 +02:00
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@@@
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2018-04-18 10:26:53 +02:00
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## Description
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2019-10-16 17:02:12 +02:00
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`fromFuture` has been deprecated in 2.6.0, use @ref:[future](future.md) instead.
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2018-04-18 10:26:53 +02:00
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Send the single value of the `Future` when it completes and there is demand.
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If the future fails the stream is failed with that exception.
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2019-10-04 15:46:05 +02:00
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## Reactive Streams semantics
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2018-04-18 10:26:53 +02:00
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@@@div { .callout }
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**emits** the future completes
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**completes** after the future has completed
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@@@
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