@Documented @Target(value=TYPE) @Retention(value=RUNTIME) @Inherited public @interface TriggerWhenEmpty
Processor
implementation can use to indicate that the Processor should still be
triggered even when it has no data in its work queue. By default, Processors
which have no non-self incoming edges will be triggered even if there is no
work in its queue. However, Processors that have non-self incoming edges will
only be triggered if they have work in their queue or they present this
annotation.Copyright © 2015 Apache NiFi Project. All rights reserved.