/**
* Copyright (C) 2009-2014 Typesafe Inc. <http://www.typesafe.com>
*/
package docs.actor;
import akka.actor.*;
import akka.japi.Procedure;
import akka.testkit.AkkaJUnitActorSystemResource;
import akka.testkit.JavaTestKit;
import org.junit.ClassRule;
import org.junit.Test;
import scala.Option;
public class InitializationDocSpecJava {
static public class PreStartInitExample extends UntypedActor {
public void onReceive(Object message) throws Exception {}
//#preStartInit
@Override
public void preStart() {
// Initialize children here
}
// Overriding postRestart to disable the call to preStart()
// after restarts
@Override
public void postRestart(Throwable reason) {
}
// The default implementation of preRestart() stops all the children
// of the actor. To opt-out from stopping the children, we
// have to override preRestart()
@Override
public void preRestart(Throwable reason, Option<Object> message)
throws Exception {
// Keep the call to postStop(), but no stopping of children
postStop();
}
//#preStartInit
}
public static class MessageInitExample extends UntypedActor {
//#messageInit
private String initializeMe = null;
@Override
public void onReceive(Object message) throws Exception {
if (message.equals("init")) {
initializeMe = "Up and running";
getContext().become(new Procedure<Object>() {
@Override
public void apply(Object message) throws Exception {
if (message.equals("U OK?"))
getSender().tell(initializeMe, getSelf());
}
});
}
}
//#messageInit
}
@ClassRule
public static AkkaJUnitActorSystemResource actorSystemResource =
new AkkaJUnitActorSystemResource("InitializationDocSpecJava");
private final ActorSystem system = actorSystemResource.getSystem();
@Test
public void testIt() {
new JavaTestKit(system) {{
ActorRef testactor = system.actorOf(Props.create(MessageInitExample.class), "testactor");
String probe = "U OK?";
testactor.tell(probe, getRef());
expectNoMsg();
testactor.tell("init", getRef());
testactor.tell(probe, getRef());
expectMsgEquals("Up and running");
}};
}
}