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.
   *
   */
  package org.opensplice.dds.pub;
  
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.concurrent.TimeUnit;
  import java.util.concurrent.TimeoutException;
  
  import org.omg.dds.core.AlreadyClosedException;
  import org.omg.dds.core.Duration;
  import org.omg.dds.core.StatusCondition;
  import org.omg.dds.core.status.Status;
  import org.omg.dds.pub.DataWriter;
  import org.omg.dds.pub.DataWriterListener;
  import org.omg.dds.pub.DataWriterQos;
  import org.omg.dds.pub.Publisher;
  import org.omg.dds.pub.PublisherListener;
  import org.omg.dds.pub.PublisherQos;
  import org.omg.dds.topic.Topic;
  import org.omg.dds.topic.TopicQos;
  import org.opensplice.dds.core.DomainEntityImpl;
  import org.opensplice.dds.core.EntityImpl;
  import org.opensplice.dds.core.IllegalArgumentExceptionImpl;
  import org.opensplice.dds.core.IllegalOperationExceptionImpl;
  import org.opensplice.dds.core.OsplServiceEnvironment;
  import org.opensplice.dds.core.StatusConditionImpl;
  import org.opensplice.dds.core.Utilities;
  import org.opensplice.dds.core.status.StatusConverter;
  import org.opensplice.dds.domain.DomainParticipantImpl;
  import org.opensplice.dds.topic.TopicDescriptionExt;
  import org.opensplice.dds.topic.TopicImpl;
  import org.opensplice.dds.type.AbstractTypeSupport;
  
  public class PublisherImpl
  extends
  DomainEntityImpl<DDS.Publisher, DomainParticipantImpl, DDS.DomainParticipant, PublisherQos, PublisherListener, PublisherListenerImpl>
  implements Publisher {
      private final HashMap<DDS.DataWriter, DataWriter<?>> writers;
  
      public PublisherImpl(OsplServiceEnvironment environment,
              DomainParticipantImpl parent, PublisherQos qos,
              PublisherListener listener,
              Collection<Class<? extends Status>> statuses) {
          super(environment, parent, parent.getOld());
          DDS.PublisherQos oldQos;
  
          if (qos == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied PublisherQos is null.");
          }
  
          try {
              oldQos = ((PublisherQosImpl) qos).convert();
          } catch (ClassCastException e) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Cannot create Publisher with non-OpenSplice qos");
          }
  
          if (listener != null) {
              this.listener = new PublisherListenerImpl(this.environment, this,
                      listener, true);
          } else {
              this.listener = null;
          }
          DDS.Publisher old = this.parent.getOld().create_publisher(oldQos,
                  this.listener,
                  StatusConverter.convertMask(this.environment, statuses));
  
          if (old == null) {
              Utilities.throwLastErrorException(this.environment);
          }
          this.setOld(old);
          this.writers = new HashMap<DDS.DataWriter, DataWriter<?>>();
  
          if (this.listener != null) {
              this.listener.setInitialised();
          }
      }
  
      private void setListener(PublisherListener listener, int mask) {
          PublisherListenerImpl wrapperListener;
          int rc;
  
          if (listener != null) {
              wrapperListener = new PublisherListenerImpl(this.environment, this,
                      listener);
          } else {
              wrapperListener = null;
          }
          rc = this.getOld().set_listener(wrapperListener, mask);
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.setListener() failed.");
  
          this.listener = wrapperListener;
      }
  
      @Override
      public void setListener(PublisherListener listener) {
          this.setListener(listener, StatusConverter.getAnyMask());
      }
  
      @Override
      public void setListener(PublisherListener listener,
              Collection<Class<? extends Status>> statuses) {
          this.setListener(listener,
                  StatusConverter.convertMask(this.environment, statuses));
      }
  
      @Override
      public void setListener(PublisherListener listener,
              Class<? extends Status>... statuses) {
          this.setListener(listener,
                  StatusConverter.convertMask(this.environment, statuses));
      }
  
      @Override
      public PublisherQos getQos() {
          DDS.PublisherQosHolder holder = new DDS.PublisherQosHolder();
          int rc = this.getOld().get_qos(holder);
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.getQos() failed.");
  
          return PublisherQosImpl.convert(this.environment, holder.value);
      }
  
      @Override
      public void setQos(PublisherQos qos) {
          PublisherQosImpl q;
  
          if (qos == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied PublisherQos is null.");
          }
          try {
              q = (PublisherQosImpl) qos;
          } catch (ClassCastException e) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Setting non-OpenSplice Qos not supported.");
          }
          int rc = this.getOld().set_qos(q.convert());
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.setQos() failed.");
  
      }
  
      @Override
      public <TYPE> DataWriter<TYPE> createDataWriter(Topic<TYPE> topic) {
          return this.createDataWriter(topic, this.getDefaultDataWriterQos(),
                  null, new HashSet<Class<? extends Status>>());
      }
  
      @Override
      public <TYPE> DataWriter<TYPE> createDataWriter(Topic<TYPE> topic,
              DataWriterQos qos, DataWriterListener<TYPE> listener,
              Collection<Class<? extends Status>> statuses) {
          AbstractDataWriter<TYPE> writer;
          AbstractTypeSupport<TYPE> typeSupport;
  
          if (topic == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied Topic is null.");
          }
          synchronized(this.writers){
              try {
                  typeSupport = (AbstractTypeSupport<TYPE>) topic.getTypeSupport();
                  writer = typeSupport.createDataWriter(this,
                          (TopicImpl<TYPE>) topic, qos, listener, statuses);
              } catch (ClassCastException e) {
                  throw new IllegalArgumentExceptionImpl(this.environment,
                          "Cannot create DataWriter with non-OpenSplice Topic");
              }
              this.writers.put(writer.getOld(), writer);
          }
          return writer;
      }
  
      @Override
      public <TYPE> DataWriter<TYPE> createDataWriter(Topic<TYPE> topic,
              DataWriterQos qos, DataWriterListener<TYPE> listener,
              Class<? extends Status>... statuses) {
          return createDataWriter(topic, qos, listener, Arrays.asList(statuses));
      }
  
      @Override
      public <TYPE> DataWriter<TYPE> createDataWriter(Topic<TYPE> topic,
              DataWriterQos qos) {
          return this.createDataWriter(topic, qos, null,
                  new HashSet<Class<? extends Status>>());
      }
  
      public <TYPE> DataWriter<TYPE> lookupDataWriter(DDS.DataWriter writer) {
          DataWriter<?> dw;
  
          synchronized (this.writers) {
              dw = this.writers.get(writer);
          }
          if (dw != null) {
              return dw.cast();
          }
          return null;
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public <TYPE> DataWriter<TYPE> lookupDataWriter(String topicName) {
          if (topicName == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied topicName is null.");
          }
          synchronized (this.writers) {
              for (DataWriter<?> writer : this.writers.values()) {
                  if (topicName.equals(writer.getTopic().getName())) {
                      try {
                          return (DataWriter<TYPE>) writer;
                      } catch (ClassCastException e) {
                          throw new IllegalOperationExceptionImpl(
                                  this.environment,
                                  "Cannot cast DataWriter to desired type.");
                      }
                  }
              }
          }
          return null;
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public <TYPE> DataWriter<TYPE> lookupDataWriter(Topic<TYPE> topic) {
          if (topic == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied Topic is null.");
          }
          synchronized (this.writers) {
              for (DataWriter<?> writer : this.writers.values()) {
                  if (topic.equals(writer.getTopic())) {
                      try {
                          return (DataWriter<TYPE>) writer;
                      } catch (ClassCastException e) {
                          throw new IllegalOperationExceptionImpl(
                                  this.environment,
                                  "Cannot cast DataWriter to desired type.");
                      }
                  }
              }
          }
          return null;
      }
  
      @Override
      public void closeContainedEntities() {
          synchronized(this.writers){
              HashMap<DDS.DataWriter, DataWriter<?>> copyWriter = new HashMap<DDS.DataWriter, DataWriter<?>>(this.writers);
              for (DataWriter<?> writer : copyWriter.values()) {
                  try {
                      writer.close();
                  } catch (AlreadyClosedException a) {
                      /* Entity may be closed concurrently by application */
                  }
              }
          }
      }
  
      @Override
      public void suspendPublications() {
          int rc = this.getOld().suspend_publications();
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.suspendPublications() failed.");
  
      }
  
      @Override
      public void resumePublications() {
          int rc = this.getOld().resume_publications();
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.resumePublications() failed.");
      }
  
      @Override
      public void beginCoherentChanges() {
          int rc = this.getOld().begin_coherent_changes();
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.beginCoherentChanges() failed.");
      }
  
      @Override
      public void endCoherentChanges() {
          int rc = this.getOld().end_coherent_changes();
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.endCoherentChanges() failed.");
      }
  
      @Override
      public void waitForAcknowledgments(Duration maxWait)
              throws TimeoutException {
          int rc = this.getOld().wait_for_acknowledgments(
                  Utilities.convert(this.environment,
                  maxWait));
          Utilities.checkReturnCodeWithTimeout(rc, this.environment,
                  "Publisher.waitForAcknowledgments() failed.");
      }
  
      @Override
      public void waitForAcknowledgments(long maxWait, TimeUnit unit)
              throws TimeoutException {
          this.waitForAcknowledgments(this.environment.getSPI().newDuration(
                  maxWait, unit));
      }
  
      @Override
      public DataWriterQos getDefaultDataWriterQos() {
          DDS.DataWriterQosHolder holder = new DDS.DataWriterQosHolder();
          int rc = this.getOld().get_default_datawriter_qos(holder);
          Utilities.checkReturnCode(rc, this.environment,
                  "Publisher.getDefaultDataWriterQos() failed.");
  
          return DataWriterQosImpl.convert(this.environment, holder.value);
      }
  
      @Override
      public void setDefaultDataWriterQos(DataWriterQos qos) {
          if (qos == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied DataWriterQos is null.");
          }
          try {
              this.getOld().set_default_datawriter_qos(
                      ((DataWriterQosImpl) qos)
                      .convert());
          } catch (ClassCastException e) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Non-OpenSplice DataWriterQos not supported.");
          }
  
      }
  
      @Override
      public DataWriterQos copyFromTopicQos(DataWriterQos dwQos, TopicQos tQos) {
          DataWriterQosImpl result;
  
          if (tQos == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied TopicQos is null.");
          }
          if (dwQos == null) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Supplied DataWriterQos is null.");
          }
          try {
              result = (DataWriterQosImpl) dwQos;
          } catch (ClassCastException e) {
              throw new IllegalArgumentExceptionImpl(this.environment,
                      "Non-OpenSplice DataWriterQos not supported.");
          }
          result.mergeTopicQos(tQos);
  
          return result;
      }
  
      @Override
      public StatusCondition<Publisher> getStatusCondition() {
          DDS.StatusCondition oldCondition = this.getOld().get_statuscondition();
  
          if (oldCondition == null) {
              Utilities.throwLastErrorException(this.environment);
          }
          return new StatusConditionImpl<Publisher>(this.environment,
                  oldCondition, this);
      }
  
      @Override
      public org.omg.dds.domain.DomainParticipant getParent() {
          return this.parent;
      }
  
      @Override
      protected void destroy() {
          this.closeContainedEntities();
          this.parent.destroyPublisher(this);
      }
  
      public void destroyDataWriter(
              EntityImpl<DDS.DataWriter, ?, ?, ?, ?> dataWriter) {
          DDS.DataWriter old = dataWriter.getOld();
          int rc = this.getOld().delete_datawriter(old);
          synchronized(this.writers){
              this.writers.remove(old);
          }
          Utilities.checkReturnCode(rc, this.environment,
                  "DataWriter.close() failed.");
      }
  }
  