content: /*
   *                         Vortex OpenSplice
   *
   *   This software and documentation are Copyright 2006 to TO_YEAR ADLINK
   *   Technology Limited, its affiliated companies and licensors. All rights
   *   reserved.
   *
   *   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.
   *
   */
  
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.concurrent.TimeUnit;
  
  import org.omg.dds.core.Duration;
  import org.omg.dds.core.InstanceHandle;
  import org.omg.dds.core.ServiceEnvironment;
  import org.omg.dds.core.policy.Deadline;
  import org.omg.dds.core.policy.Durability;
  import org.omg.dds.core.policy.Partition;
  import org.omg.dds.core.policy.PolicyFactory;
  import org.omg.dds.core.policy.Reliability;
  import org.omg.dds.core.policy.WriterDataLifecycle;
  import org.omg.dds.core.status.Status;
  import org.omg.dds.domain.DomainParticipant;
  import org.omg.dds.domain.DomainParticipantFactory;
  import org.omg.dds.pub.DataWriter;
  import org.omg.dds.pub.DataWriterQos;
  import org.omg.dds.pub.Publisher;
  import org.omg.dds.pub.PublisherQos;
  import org.omg.dds.topic.Topic;
  import org.omg.dds.topic.TopicQos;
  
  import ListenerData.Msg;
  
  public class ListenerDataPublisher {
      static String partitionName = "Listener example";
  
  	public static void main(String[] args) {
  	    try {
              System.setProperty(
                        ServiceEnvironment.IMPLEMENTATION_CLASS_NAME_PROPERTY,
                        "org.opensplice.dds.core.OsplServiceEnvironment");
              ServiceEnvironment env = ServiceEnvironment
                        .createInstance(ListenerDataPublisher.class.getClassLoader());
  
              DomainParticipantFactory dpf = DomainParticipantFactory.getInstance(env);
  
              // create Domain Participant
              DomainParticipant participant = dpf.createParticipant();
  
              // create Topic with reliable, transient and deadline qos
              PolicyFactory policyFactory = env.getSPI().getPolicyFactory();
              Reliability reliable = policyFactory.Reliability().withReliable();
              Durability durability = policyFactory.Durability().withTransient();
              Deadline deadline = policyFactory.Deadline().withPeriod(Duration.newDuration(1, TimeUnit.SECONDS, env));
              TopicQos topicQos = participant.getDefaultTopicQos().withPolicies(reliable,durability,deadline);
              Collection<Class<? extends Status>> status = new HashSet<Class<? extends Status>>();
              Topic<Msg> topic = participant.createTopic("ListenerData_Msg", Msg.class,topicQos, null, status);
  
              // create Publisher with partition qos
              Partition partition = policyFactory.Partition().withName(partitionName);
              PublisherQos pubQos = participant.getDefaultPublisherQos().withPolicy(partition);
              Publisher pub = participant.createPublisher(pubQos);
  
              // create DataWriter with autDisposeUnregisteredInstances qos
              WriterDataLifecycle wdlq = policyFactory.WriterDataLifecycle().withAutDisposeUnregisteredInstances(false);
              DataWriterQos dwQos = pub.copyFromTopicQos(pub.getDefaultDataWriterQos().withPolicy(wdlq),topic.getQos());
              DataWriter<Msg> writer = pub.createDataWriter(topic,dwQos);
  
      		Msg msgSample = new Msg();
      		for (int i = 1; i < 2; i++) {
      			msgSample.userID = i;
      			msgSample.message = "Hello World";
      			writer.write(msgSample, InstanceHandle.nilHandle(env));
      		}
      		try {
      			Thread.sleep(2000);
      		} catch (InterruptedException e) {
      			e.printStackTrace();
      		}
      		// clean up
      		participant.close();
  	    } catch(Exception e) {
              System.out.println("Error occured: " + e.getMessage());
              e.printStackTrace();
          }
  	}
  }
  