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Add support for source connector to control the poll interval from s3 #1293

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Add support for source connector to control the poll interval from s3 #1293

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13 changes: 12 additions & 1 deletion .../src/main/scala/io/lenses/streamreactor/connect/cloud/common/source/CloudSourceTask.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,10 @@ abstract class CloudSourceTask[MD <: FileMetadata, C <: CloudSourceConfig[MD], C

implicit var connectorTaskId: ConnectorTaskId = _

// Member variable for delayMs
@volatile
private var delayMs: Option[Long] = _

/**
* Start sets up readers for every configured connection in the properties
*/
Expand All @@ -87,6 +91,9 @@ abstract class CloudSourceTask[MD <: FileMetadata, C <: CloudSourceConfig[MD], C
cancelledRef = result.cancelledRef.some
partitionDiscoveryLoop = fiber.some
}).unsafeRunSync()

// Initialize delayMs from the configuration
delayMs = contextProperties.get("connect.s3.poll.interval.ms").map(_.toLong)
}

override def stop(): Unit = {
Expand All @@ -98,10 +105,14 @@ abstract class CloudSourceTask[MD <: FileMetadata, C <: CloudSourceConfig[MD], C
logger.info(s"Stopped S3 source task")
}

override def poll(): util.List[SourceRecord] =
override def poll(): util.List[SourceRecord] = {
if (delayMs.exists(_ > 0)) {
Thread.sleep(delayMs.get)
}
s3SourceTaskState.fold(Collections.emptyList[SourceRecord]()) { state =>
state.poll().unsafeRunSync().asJava
}
}

private def stopInternal(state: CloudSourceTaskState, signal: Ref[IO, Boolean], fiber: FiberIO[Unit]): Unit = {
(for {
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