Created
February 28, 2013 19:45
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Camel Scala DSL: Routing after a Content-Based-Router
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package com.hascode.tutorial | |
import org.apache.camel.scala.dsl.builder.RouteBuilder | |
import org.apache.camel.CamelContext | |
import org.apache.camel.impl.DefaultCamelContext | |
import javax.jms.ConnectionFactory | |
import org.apache.camel.component.jms.JmsComponent | |
import org.apache.activemq.ActiveMQConnectionFactory | |
import org.apache.camel.Processor | |
import org.apache.camel.scala.dsl.builder.RouteBuilderSupport | |
import org.apache.camel.Exchange | |
object RoutingAfterCBRExample extends App with RouteBuilderSupport { | |
val context: CamelContext = new DefaultCamelContext | |
val connectionFactory: ConnectionFactory = new ActiveMQConnectionFactory("vm://localhost") | |
context.addComponent("jms", JmsComponent.jmsComponentAutoAcknowledge(connectionFactory)) | |
val routeBuilder = new RouteBuilder { | |
from("file:data/inbox") | |
.choice { | |
when(fileEndsWith(_, "xml")).to("jms:xmlOrders") | |
when(fileEndsWith(_, "csv")).to("jms:csvOrders") | |
otherwise().to("jms:unknownOrders") | |
}.end.to("jms:continuedProcessing") | |
from("jms:xmlOrders") | |
.process(exchange => println("XML type order received: " + exchange.getIn().getHeader("CamelFileName"))) | |
from("jms:csvOrders") | |
.process(exchange => println("CSV type order received: " + exchange.getIn().getHeader("CamelFileName"))) | |
from("jms:unknownOrders") | |
.process(exchange => println("Unknown type order received: " + exchange.getIn().getHeader("CamelFileName"))) | |
from("jms:continuedProcessing") | |
.process(exchange => println("Continued processing queue received a message: " + exchange.getIn().getHeader("CamelFileName"))) | |
} | |
context.addRoutes(routeBuilder) | |
context.start | |
while (true) {} | |
def fileEndsWith(ex: Exchange, fileExt: String): Boolean = { | |
ex.getIn().getHeader("CamelFileName") match { | |
case x: String => return x.endsWith(fileExt) | |
case _ => false | |
} | |
} | |
} |
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