59 lines
1.8 KiB
Scala
59 lines
1.8 KiB
Scala
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package sample.camel
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import org.apache.camel.Exchange
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import org.apache.camel.Processor
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import org.apache.camel.builder.RouteBuilder
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import akka.actor.Actor
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import akka.actor.ActorRef
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import akka.actor.ActorSystem
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import akka.actor.Props
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import akka.camel.CamelExtension
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import akka.camel.CamelMessage
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import akka.camel.Consumer
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import akka.camel.Producer
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object CustomRouteExample {
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def main(args: Array[String]): Unit = {
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val system = ActorSystem("some-system")
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val producer = system.actorOf(Props[RouteProducer])
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val mediator = system.actorOf(Props(classOf[RouteTransformer], producer))
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val consumer = system.actorOf(Props(classOf[RouteConsumer], mediator))
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CamelExtension(system).context.addRoutes(new CustomRouteBuilder)
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}
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class RouteConsumer(transformer: ActorRef) extends Actor with Consumer {
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def endpointUri = "jetty:http://0.0.0.0:8877/camel/welcome"
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def receive = {
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// Forward a string representation of the message body to transformer
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case msg: CamelMessage => transformer.forward(msg.withBodyAs[String])
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}
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}
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class RouteTransformer(producer: ActorRef) extends Actor {
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def receive = {
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// example: transform message body "foo" to "- foo -" and forward result
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// to producer
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case msg: CamelMessage =>
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producer.forward(msg.mapBody((body: String) => "- %s -" format body))
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}
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}
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class RouteProducer extends Actor with Producer {
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def endpointUri = "direct:welcome"
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}
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class CustomRouteBuilder extends RouteBuilder {
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def configure {
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from("direct:welcome").process(new Processor() {
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def process(exchange: Exchange) {
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// Create a 'welcome' message from the input message
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exchange.getOut.setBody("Welcome %s" format exchange.getIn.getBody)
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}
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})
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}
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}
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}
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