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shrine-medco/hub/broadcaster-aggregator/src/main/scala/net/shrine/broadcaster/BroadcastAndAggregationService.scala
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BroadcastAndAggregationService.scala
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package net.shrine.broadcaster
import java.net.URL
import net.shrine.log.Loggable
import net.shrine.protocol.ShrineRequest
import scala.concurrent.Future
import net.shrine.protocol.ShrineResponse
import net.shrine.aggregation.Aggregator
import net.shrine.protocol.BroadcastMessage
import net.shrine.protocol.RunQueryRequest
import net.shrine.aggregation.RunQueryAggregator
import net.shrine.aggregation.ReadQueryResultAggregator
import net.shrine.protocol.BaseShrineResponse
import net.shrine.protocol.BaseShrineRequest
import net.shrine.protocol.AuthenticationInfo
/**
* @author clint
* @since Mar 13, 2013
*/
trait BroadcastAndAggregationService extends Loggable {
def sendAndAggregate(message: BroadcastMessage, aggregator: Aggregator, shouldBroadcast: Boolean): Future[BaseShrineResponse]
def sendAndAggregate(networkAuthn: AuthenticationInfo, request: BaseShrineRequest, aggregator: Aggregator, shouldBroadcast: Boolean): Future[BaseShrineResponse] = {
val (queryId, requestToSend) = addQueryId(request)
val broadcastMessage = BroadcastMessage(queryId.getOrElse(newQueryId), networkAuthn, requestToSend)
val aggregatorWithCorrectQueryId = addQueryId(broadcastMessage, aggregator)
sendAndAggregate(broadcastMessage, aggregatorWithCorrectQueryId, shouldBroadcast)
}
protected[broadcaster] def addQueryId(request: BaseShrineRequest): (Option[Long], BaseShrineRequest) = request match {
case runQueryReq: RunQueryRequest if runQueryReq.networkQueryId == -1L => {
val queryId = newQueryId
debug(s"Replaced id ${runQueryReq.networkQueryId} with $queryId")
(Some(queryId), runQueryReq.withNetworkQueryId(queryId))
}
case _ => (None, request)
}
protected[broadcaster] def addQueryId(message: BroadcastMessage, aggregator: Aggregator): Aggregator = aggregator match {
case runQueryAggregator: RunQueryAggregator => runQueryAggregator.withQueryId(message.requestId)
case readQueryResultAggregator: ReadQueryResultAggregator => readQueryResultAggregator.withShrineNetworkQueryId(message.requestId)
case _ => aggregator
}
private def newQueryId = BroadcastMessage.Ids.next
def broadcasterUrl:Option[URL]
def attachSigningCert:Boolean
}
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