All Superinterfaces:
Stage
Enclosing interface:
Stage

public static interface Stage.Peek extends Stage
A stage returning a stream containing all the elements from this stream, additionally performing the provided action on each element.

The given consumer function must be invoked on each element consumed.

Any RuntimeException thrown by the function must be propagated downstream as an error, and upstream must be cancelled. Any subsequent elements received from upstream before the cancellation signal is handled must be dropped.

  • Method Details

    • getConsumer

      Consumer<?> getConsumer()
      The consumer function.
      Returns:
      The consumer function.