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EventServiceCreationExamples.scala
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EventServiceCreationExamples.scala
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package example.event
import akka.actor.typed
import akka.actor.typed.SpawnProtocol
import csw.event.api.scaladsl.EventService
import csw.event.client.EventServiceFactory
import csw.event.client.models.EventStores.{KafkaStore, RedisStore}
import csw.location.client.ActorSystemFactory
import csw.location.client.scaladsl.HttpLocationServiceFactory
import io.lettuce.core.ClientOptions.DisconnectedBehavior
import io.lettuce.core.{ClientOptions, RedisClient}
class EventServiceCreationExamples {
private implicit val actorSystem: typed.ActorSystem[_] =
ActorSystemFactory.remote(SpawnProtocol(), "event-creation-examples")
private val locationService = HttpLocationServiceFactory.makeLocalClient
def defaultEventService(): Unit = {
//#default-event-service
// create event service using location service
val eventService1: EventService = new EventServiceFactory().make(locationService)
// create event service using host and port of event server.
val eventService2: EventService = new EventServiceFactory().make("localhost", 26379)
//#default-event-service
}
def redisEventService(): Unit = {
//#redis-event-service
val clientOptions = ClientOptions.builder().disconnectedBehavior(DisconnectedBehavior.REJECT_COMMANDS).build
val redisClient = RedisClient.create()
redisClient.setOptions(clientOptions)
// create event service using location service
val eventService1: EventService = new EventServiceFactory(RedisStore(redisClient)).make(locationService)
// create event service using host and port of event server.
val eventService2: EventService = new EventServiceFactory(RedisStore(redisClient)).make("localhost", 26379)
//#redis-event-service
}
def kafkaEventService(): Unit = {
//#kafka-event-service
// create event service using location service
val eventService1: EventService = new EventServiceFactory(KafkaStore).make(locationService)
// create event service using host and port of event server.
val eventService2: EventService = new EventServiceFactory(KafkaStore).make("localhost", 26379)
//#kafka-event-service
}
}