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confluentgist/metrics-app-with-alerts.java

Forked from vvcephei/suppression-blog-figure-3.java
Last active March 19, 2019 03:48
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Metrics App with Alerts
Raw
metrics-app-with-alerts.java
events
.groupByKey()
.windowedBy(
TimeWindows.of(Duration.ofMinutes(2).withGrace(Duration.ofMinutes(2))
)
.count(Materialized.as("count-metric"))
.suppress(Suppressed.untilWindowClose(BufferConfig.unbounded()))
.filter( _ < 4 )
.toStream()
.foreach( /* Send that email! */)
// graph servelet queries "count-metric"
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