package org.opendaylight.controller.cluster.raft.utils;
import akka.actor.ActorRef;
+import akka.actor.Props;
import akka.actor.UntypedActor;
import akka.pattern.Patterns;
import akka.util.Timeout;
import java.util.List;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
+import org.junit.Assert;
import scala.concurrent.Await;
import scala.concurrent.Future;
import scala.concurrent.duration.Duration;
* @return
*/
public static <T> T getFirstMatching(ActorRef actor, Class<T> clazz) throws Exception {
- for(int i = 0; i < 50; i++) {
- List<Object> allMessages = getAllMessages(actor);
+ List<Object> allMessages = getAllMessages(actor);
- for(Object message : allMessages){
- if(message.getClass().equals(clazz)){
- return (T) message;
- }
+ for(Object message : allMessages){
+ if(message.getClass().equals(clazz)){
+ return (T) message;
}
+ }
+
+ return null;
+ }
- Uninterruptibles.sleepUninterruptibly(100, TimeUnit.MILLISECONDS);
+ public static <T> T expectFirstMatching(ActorRef actor, Class<T> clazz) {
+ return expectFirstMatching(actor, clazz, 5000);
+ }
+
+ public static <T> T expectFirstMatching(ActorRef actor, Class<T> clazz, long timeout) {
+ int count = (int) (timeout / 50);
+ for(int i = 0; i < count; i++) {
+ try {
+ T message = getFirstMatching(actor, clazz);
+ if(message != null) {
+ return message;
+ }
+ } catch (Exception e) {}
+
+ Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
}
+ Assert.fail("Did not receive message of type " + clazz);
return null;
}
- public static List<Object> getAllMatching(ActorRef actor, Class<?> clazz) throws Exception {
+ public static <T> List<T> getAllMatching(ActorRef actor, Class<T> clazz) throws Exception {
List<Object> allMessages = getAllMessages(actor);
- List<Object> output = Lists.newArrayList();
+ List<T> output = Lists.newArrayList();
for(Object message : allMessages){
if(message.getClass().equals(clazz)){
- output.add(message);
+ output.add((T) message);
}
}
throw new TimeoutException("Actor not ready in time.");
}
+
+ public static Props props() {
+ return Props.create(MessageCollectorActor.class);
+ }
}