Source.fromCompletionStage

Deprecated by Source.completionStage.

Source operators

Signature

Source.fromCompletionStageSource.fromCompletionStage

Description

fromCompletionStage is deprecated, please use completionStage instead.

Send the single value of the CompletionStage when it completes and there is demand. If the CompletionStage completes with null stage is completed without emitting a value. If the CompletionStage fails the stream is failed with that exception.

Reactive Streams semantics

emits the future completes

completes after the future has completed