content: /*
   * Copyright 2015 Heiko Seeberger
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package akka.http.javadsl.unmarshalling.sse;
  
  import akka.actor.ActorSystem;
  import akka.http.javadsl.model.HttpEntity;
  import akka.stream.Materializer;
  import akka.stream.SystemMaterializer;
  import akka.stream.javadsl.Sink;
  import akka.http.javadsl.model.sse.ServerSentEvent;
  import akka.http.scaladsl.unmarshalling.sse.EventStreamUnmarshallingSpec;
  import java.util.List;
  import java.util.concurrent.TimeUnit;
  import org.junit.Assert;
  import org.junit.Test;
  import org.scalatestplus.junit.JUnitSuite;
  import static scala.jdk.javaapi.FutureConverters.asJava;
  
  public class EventStreamUnmarshallingTest extends JUnitSuite {
  
      @Test
      public void testFromEventsStream() throws Exception {
          ActorSystem system = ActorSystem.create();
          try {
              Materializer mat = SystemMaterializer.get(system).materializer();
  
              List<ServerSentEvent> events = EventStreamUnmarshallingSpec.eventsAsJava();
              HttpEntity entity = EventStreamUnmarshallingSpec.entity();
  
              //#event-stream-unmarshalling-example
              List<ServerSentEvent> unmarshalledEvents =
                      EventStreamUnmarshalling.fromEventsStream(system)
                              .unmarshal(entity, system)
                              .thenCompose(source -> source.runWith(Sink.seq(), mat))
                              .toCompletableFuture()
                              .get(3000, TimeUnit.SECONDS);
              //#event-stream-unmarshalling-example
  
              Assert.assertEquals(events, unmarshalledEvents);
          } finally {
              asJava(system.terminate()).toCompletableFuture().get(42, TimeUnit.SECONDS);
          }
      }
  }
  