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+str #19390 Add 'monitor' flow combinator and stage

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Tal Pressman 2016-02-21 13:03:00 +02:00 • committed by Patrik Nordwall
parent bd8fcc9d9a
commit 26c25c89ed
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akka-docs/rst/java/stream/stages-overview.rst
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@ -1084,3 +1084,15 @@ The stage otherwise passes through elements unchanged.
**completes** when upstream completes
monitor
^^^^^^^
Materializes to a ``FlowMonitor`` that monitors messages flowing through or completion of the stage. The stage otherwise
passes through elements unchanged. Note that the ``FlowMonitor`` inserts a memory barrier every time it processes an
event, and may therefore affect performance.
**emits** when upstream emits an element
**backpressures** when downstream **backpressures**
**completes** when upstream completes