Package org.hornetq.api.core.client.ClientSession

Examples of org.hornetq.api.core.client.ClientSession.QueueQuery

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      {
         throw new InvalidDestinationException("Not a temporary queue " + tempQueue);
      }
      try
      {
         QueueQuery response = session.queueQuery(tempQueue.getSimpleAddress());

         if (!response.isExists())
         {
            throw new InvalidDestinationException("Cannot delete temporary queue " + tempQueue.getName() +
                                                  " does not exist");
         }

         if (response.getConsumerCount() > 0)
         {
            throw new IllegalStateException("Cannot delete temporary queue " + tempQueue.getName() +
                                            " since it has subscribers");
         }
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      else
      {
         queue = HornetQDestination.createQueue(queueName);
      }

      QueueQuery response = session.queueQuery(queue.getSimpleAddress());

      if (response.isExists())
      {
         return queue;
      }
      else
      {
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               }

               queueName = new SimpleString(HornetQDestination.createQueueNameForDurableSubscription(connection.getClientID(),
                                                                                                     subscriptionName));

               QueueQuery subResponse = session.queueQuery(queueName);

               if (!subResponse.isExists())
               {
                  session.createQueue(dest.getSimpleAddress(), queueName, coreFilterString, true);
               }
               else
               {
                  // Already exists
                  if (subResponse.getConsumerCount() > 0)
                  {
                     throw new IllegalStateException("Cannot create a subscriber on the durable subscription since it already has subscriber(s)");
                  }

                  // From javax.jms.Session Javadoc (and also JMS 1.1 6.11.1):
                  // A client can change an existing durable subscription by
                  // creating a durable
                  // TopicSubscriber with the same name and a new topic and/or
                  // message selector.
                  // Changing a durable subscriber is equivalent to
                  // unsubscribing (deleting) the old
                  // one and creating a new one.

                  SimpleString oldFilterString = subResponse.getFilterString();

                  boolean selectorChanged = coreFilterString == null && oldFilterString != null ||
                                            oldFilterString == null &&
                                            coreFilterString != null ||
                                            oldFilterString != null &&
                                            coreFilterString != null &&
                                            !oldFilterString.equals(coreFilterString);

                  SimpleString oldTopicName = subResponse.getAddress();

                  boolean topicChanged = !oldTopicName.equals(dest.getSimpleAddress());

                  if (selectorChanged || topicChanged)
                  {
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      SimpleString queueName = new SimpleString(HornetQDestination.createQueueNameForDurableSubscription(connection.getClientID(),
                                                                                                         name));

      try
      {
         QueueQuery response = session.queueQuery(queueName);

         if (!response.isExists())
         {
            throw new InvalidDestinationException("Cannot unsubscribe, subscription with name " + name +
                                                  " does not exist");
         }

         if (response.getConsumerCount() != 0)
         {
            throw new IllegalStateException("Cannot unsubscribe durable subscription " + name +
                                            " since it has active subscribers");
         }
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      {
         throw new InvalidDestinationException("Not a temporary queue " + tempQueue);
      }
      try
      {
         QueueQuery response = session.queueQuery(tempQueue.getSimpleAddress());

         if (!response.isExists())
         {
            throw new InvalidDestinationException("Cannot delete temporary queue " + tempQueue.getName() +
                                                  " does not exist");
         }

         if (response.getConsumerCount() > 0)
         {
            throw new IllegalStateException("Cannot delete temporary queue " + tempQueue.getName() +
                                            " since it has subscribers");
         }
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      else
      {
         queue = HornetQDestination.createQueue(queueName);
      }

      QueueQuery response = session.queueQuery(queue.getSimpleAddress());

      if (response.isExists())
      {
         return queue;
      }
      else
      {
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               }

               queueName = new SimpleString(HornetQDestination.createQueueNameForDurableSubscription(true, connection.getClientID(),
                                                                                                     subscriptionName));

               QueueQuery subResponse = session.queueQuery(queueName);

               if (!subResponse.isExists())
               {
                  session.createQueue(dest.getSimpleAddress(), queueName, coreFilterString, true);
               }
               else
               {
                  // Already exists
                  if (subResponse.getConsumerCount() > 0)
                  {
                     throw new IllegalStateException("Cannot create a subscriber on the durable subscription since it already has subscriber(s)");
                  }

                  // From javax.jms.Session Javadoc (and also JMS 1.1 6.11.1):
                  // A client can change an existing durable subscription by
                  // creating a durable
                  // TopicSubscriber with the same name and a new topic and/or
                  // message selector.
                  // Changing a durable subscriber is equivalent to
                  // unsubscribing (deleting) the old
                  // one and creating a new one.

                  SimpleString oldFilterString = subResponse.getFilterString();

                  boolean selectorChanged = coreFilterString == null && oldFilterString != null ||
                                            oldFilterString == null &&
                                            coreFilterString != null ||
                                            oldFilterString != null &&
                                            coreFilterString != null &&
                                            !oldFilterString.equals(coreFilterString);

                  SimpleString oldTopicName = subResponse.getAddress();

                  boolean topicChanged = !oldTopicName.equals(dest.getSimpleAddress());

                  if (selectorChanged || topicChanged)
                  {
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      SimpleString queueName = new SimpleString(HornetQDestination.createQueueNameForDurableSubscription(true, connection.getClientID(),
                                                                                                         name));

      try
      {
         QueueQuery response = session.queueQuery(queueName);

         if (!response.isExists())
         {
            throw new InvalidDestinationException("Cannot unsubscribe, subscription with name " + name +
                                                  " does not exist");
         }

         if (response.getConsumerCount() != 0)
         {
            throw new IllegalStateException("Cannot unsubscribe durable subscription " + name +
                                            " since it has active subscribers");
         }
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      {
         throw new InvalidDestinationException("Not a temporary queue " + tempQueue);
      }
      try
      {
         QueueQuery response = session.queueQuery(tempQueue.getSimpleAddress());

         if (!response.isExists())
         {
            throw new InvalidDestinationException("Cannot delete temporary queue " + tempQueue.getName() +
                                                  " does not exist");
         }

         if (response.getConsumerCount() > 0)
         {
            throw new IllegalStateException("Cannot delete temporary queue " + tempQueue.getName() +
                                            " since it has subscribers");
         }
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      else
      {
         queue = HornetQDestination.createQueue(queueName);
      }

      QueueQuery response = session.queueQuery(queue.getSimpleAddress());

      if (response.isExists())
      {
         return queue;
      }
      else
      {
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