Package org.jboss.jms.client.delegate

Examples of org.jboss.jms.client.delegate.ClientSessionDelegate


     
      for(Iterator i = getChildren().iterator(); i.hasNext(); )
      {                
         SessionState sessionState = (SessionState)i.next();
        
         ClientSessionDelegate sessionDelegate = (ClientSessionDelegate)sessionState.getDelegate();

         // create a new session on the new connection for each session on the old connection
         ClientSessionDelegate newSessionDelegate = (ClientSessionDelegate)newDelegate.
            createSessionDelegate(sessionState.isTransacted(),
                                  sessionState.getAcknowledgeMode(),
                                  sessionState.isXA(), sessionState.isCC());

         sessionDelegate.synchronizeWith(newSessionDelegate);
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               // If the ack is for a delivery that came through via a connection consumer then we use
               // the connectionConsumer session as the session id, otherwise we use this sessions'
               // session ID
              
               ClientSessionDelegate connectionConsumerDelegate =
                  (ClientSessionDelegate)info.getConnectionConsumerSession();
              
               String sessionId = connectionConsumerDelegate != null ?
                  connectionConsumerDelegate.getID() : state.getSessionID();
              
               if (info.getSource() != null)
               {
                  //from a normal session (non CC).
                  result = state.addAckToResourceManager(connState.getResourceManager(), txID, sessionId, info);
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      synchronized (ackLock)
      {
         ackSource = ((ConnectionState)newState.getParent()).getRemotingConnection().getCallbackManager();
      }
     
      ClientSessionDelegate newDelegate = (ClientSessionDelegate)newState.getDelegate();

      for (Iterator i = getChildren().iterator(); i.hasNext(); )
      {
         HierarchicalState child = (HierarchicalState)i.next();

         if (child instanceof ConsumerState)
         {
            ConsumerState consState = (ConsumerState)child;
            ClientConsumerDelegate consDelegate = (ClientConsumerDelegate)consState.getDelegate();

            // create a new consumer over the new session for each consumer on the old session
            ClientConsumerDelegate newConsDelegate = (ClientConsumerDelegate)newDelegate.
               createConsumerDelegate((JBossDestination)consState.getDestination(),
                                      consState.getSelector(),
                                      consState.isNoLocal(),
                                      consState.getSubscriptionName(),
                                      consState.isConnectionConsumer(), true);
            log.trace(this + " created new consumer " + newConsDelegate);

            consDelegate.synchronizeWith(newConsDelegate);
            log.trace(this + " synchronized failover consumer " + consDelegate);
         }
         else if (child instanceof ProducerState)
         {
            ProducerState prodState = (ProducerState)child;
            ClientProducerDelegate prodDelegate = (ClientProducerDelegate)prodState.getDelegate();

            // create a new producer over the new session for each producer on the old session
            ClientProducerDelegate newProdDelegate = (ClientProducerDelegate)newDelegate.
               createProducerDelegate((JBossDestination)prodState.getDestination());
            log.trace(this + " created new producer " + newProdDelegate);

            prodDelegate.synchronizeWith(newProdDelegate);
            log.trace(this + " synchronized failover producer " + prodDelegate);
         }
         else if (child instanceof BrowserState)
         {
            BrowserState browserState = (BrowserState)child;
            ClientBrowserDelegate browserDelegate =
               (ClientBrowserDelegate)browserState.getDelegate();

            // create a new browser over the new session for each browser on the old session
            ClientBrowserDelegate newBrowserDelegate = (ClientBrowserDelegate)newDelegate.
               createBrowserDelegate(browserState.getJmsDestination(),
                                     browserState.getMessageSelector());
            log.trace(this + " created new browser " + newBrowserDelegate);

            browserDelegate.synchronizeWith(newBrowserDelegate);
            log.trace(this + " synchronized failover browser " + browserDelegate);
         }
      }

      ConnectionState connState = (ConnectionState)getParent();
      ResourceManager rm = connState.getResourceManager();
     
      // We need to failover from one session ID to another in the resource manager
      rm.handleFailover(connState.getServerID(), oldSessionID, newState.sessionID);

      List ackInfos = Collections.EMPTY_LIST;

      if (!isTransacted() || (isXA() && getCurrentTxId() == null))
      {
         // TODO - the check "(isXA() && getCurrentTxId() == null)" shouldn't be necessary any more
         // since xa sessions no longer fall back to non transacted
        
         // Non transacted session or an XA session with no transaction set (it falls back
         // to AUTO_ACKNOWLEDGE)

         log.trace(this + " is not transacted (or XA with no transaction set), " +
                   "retrieving deliveries from session state");

         // We remove any unacked non-persistent messages - this is because we don't want to ack
         // them since the server won't know about them and will get confused

         if (acknowledgeMode == Session.CLIENT_ACKNOWLEDGE)
         {
            for(Iterator i = getClientAckList().iterator(); i.hasNext(); )
            {
               DeliveryInfo info = (DeliveryInfo)i.next();
               if (!info.getMessageProxy().getMessage().isReliable())
               {
                  i.remove();
                  log.trace("removed non persistent delivery " + info);
               }
            }

            ackInfos = getClientAckList();
         }
         else
         {
            DeliveryInfo autoAck = getAutoAckInfo();
            if (autoAck != null)
            {
               if (!autoAck.getMessageProxy().getMessage().isReliable())
               {
                  // unreliable, discard
                  setAutoAckInfo(null);
               }
               else
               {
                  // reliable
                  ackInfos = new ArrayList();
                  ackInfos.add(autoAck);
               }
            }
         }

         log.trace(this + " retrieved " + ackInfos.size() + " deliveries");
      }
      else
      {
         // Transacted session - we need to get the acks from the resource manager. BTW we have
         // kept the old resource manager.

         ackInfos = rm.getDeliveriesForSession(getSessionID());
      }

      List recoveryInfos = new ArrayList();
      if (!ackInfos.isEmpty())
      {        
         for (Iterator i = ackInfos.iterator(); i.hasNext(); )
         {
            DeliveryInfo del = (DeliveryInfo)i.next();
            DeliveryRecovery recInfo =
               new DeliveryRecovery(del.getMessageProxy().getDeliveryId(),
                                    del.getMessageProxy().getMessage().getMessageID(),
                                    del.getQueueName());

            recoveryInfos.add(recInfo);       
         }        
      }
     
      log.trace(this + " sending delivery recovery " + recoveryInfos + " on failover");
     
      //Note we only recover sessions that are transacted or client ack
      if (transacted || xa || acknowledgeMode == Session.CLIENT_ACKNOWLEDGE)
      {
         //Note! We ALWAYS call recoverDeliveries even if there are no deliveries since it also does other stuff
         //like remove from recovery Area refs corresponding to messages in client consumer buffers
        
        newDelegate.recoverDeliveries(recoveryInfos, oldSessionID);
      }
   }
View Full Code Here

      conn.start();

      try
      {
         JBossSession session = (JBossSession) conn.createSession(true, Session.SESSION_TRANSACTED);
         ClientSessionDelegate clientSessionDelegate = (ClientSessionDelegate) session.getDelegate();
         SessionState sessionState = (SessionState) clientSessionDelegate.getState();

         MessageConsumer consumerHA = session.createDurableSubscriber((Topic) destination, "T1");

         MessageProducer producer = session.createProducer(destination);
         Message message = session.createTextMessage("Hello Before");
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         Dispatcher.instance.registerTarget(sessionID, sessionAdvised);

         log.trace("created and registered " + ep);

         ClientSessionDelegate d = new ClientSessionDelegate(sessionID, dupsOKBatchSize);

         log.trace("created " + d);

         return d;
      }
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      return res;
   }

   public Object handleCreateSessionDelegate(Invocation invocation) throws Throwable
   {
      ClientSessionDelegate sessionDelegate = (ClientSessionDelegate)invocation.invokeNext();
      DelegateSupport delegate = (DelegateSupport)sessionDelegate;

      ConnectionState connectionState = (ConnectionState)getState(invocation);

      MethodInvocation mi = (MethodInvocation)invocation;
      boolean transacted = ((Boolean)mi.getArguments()[0]).booleanValue();
      int ackMode = ((Integer)mi.getArguments()[1]).intValue();
      boolean xa = ((Boolean)mi.getArguments()[2]).booleanValue();

      SessionState sessionState =
         new SessionState(connectionState, sessionDelegate, transacted,
                          ackMode, xa, sessionDelegate.getDupsOKBatchSize(),
                          connectionState.isEnableOrderingGroup(), connectionState.getDefaultOrderingGroupName());

      delegate.setState(sessionState);
      return delegate;
   }
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               // If the ack is for a delivery that came through via a connection consumer then we use
               // the connectionConsumer session as the session id, otherwise we use this sessions'
               // session ID
              
               ClientSessionDelegate connectionConsumerDelegate =
                  (ClientSessionDelegate)info.getConnectionConsumerSession();
              
               String sessionId = connectionConsumerDelegate != null ?
                  connectionConsumerDelegate.getID() : state.getSessionID();
              
               connState.getResourceManager().addAck(txID, sessionId, info);
            }       
         }
      }
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      for(Iterator i = getChildren().iterator(); i.hasNext(); )
      {                
         SessionState sessionState = (SessionState)i.next();
        
         ClientSessionDelegate sessionDelegate = (ClientSessionDelegate)sessionState.getDelegate();

         // create a new session on the new connection for each session on the old connection
         ClientSessionDelegate newSessionDelegate = (ClientSessionDelegate)newDelegate.
            createSessionDelegate(sessionState.isTransacted(),
                                  sessionState.getAcknowledgeMode(),
                                  sessionState.isXA());

         sessionDelegate.synchronizeWith(newSessionDelegate);
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      // We need to clear anything waiting in the session executor - since there may be messages
      // from before failover waiting in there and we don't want them to get delivered after
      // failover.
      executor.clearAllExceptCurrentTask();
     
      ClientSessionDelegate newDelegate = (ClientSessionDelegate)newState.getDelegate();

      for (Iterator i = getChildren().iterator(); i.hasNext(); )
      {
         HierarchicalState child = (HierarchicalState)i.next();

         if (child instanceof ConsumerState)
         {
            ConsumerState consState = (ConsumerState)child;
            ClientConsumerDelegate consDelegate = (ClientConsumerDelegate)consState.getDelegate();

            // create a new consumer over the new session for each consumer on the old session
            ClientConsumerDelegate newConsDelegate = (ClientConsumerDelegate)newDelegate.
               createConsumerDelegate((JBossDestination)consState.getDestination(),
                                      consState.getSelector(),
                                      consState.isNoLocal(),
                                      consState.getSubscriptionName(),
                                      consState.isConnectionConsumer(), true);
            log.trace(this + " created new consumer " + newConsDelegate);

            consDelegate.synchronizeWith(newConsDelegate);
            log.trace(this + " synchronized failover consumer " + consDelegate);
         }
         else if (child instanceof ProducerState)
         {
            ProducerState prodState = (ProducerState)child;
            ClientProducerDelegate prodDelegate = (ClientProducerDelegate)prodState.getDelegate();

            // create a new producer over the new session for each producer on the old session
            ClientProducerDelegate newProdDelegate = (ClientProducerDelegate)newDelegate.
               createProducerDelegate((JBossDestination)prodState.getDestination());
            log.trace(this + " created new producer " + newProdDelegate);

            prodDelegate.synchronizeWith(newProdDelegate);
            log.trace(this + " synchronized failover producer " + prodDelegate);
         }
         else if (child instanceof BrowserState)
         {
            BrowserState browserState = (BrowserState)child;
            ClientBrowserDelegate browserDelegate =
               (ClientBrowserDelegate)browserState.getDelegate();

            // create a new browser over the new session for each browser on the old session
            ClientBrowserDelegate newBrowserDelegate = (ClientBrowserDelegate)newDelegate.
               createBrowserDelegate(browserState.getJmsDestination(),
                                     browserState.getMessageSelector());
            log.trace(this + " created new browser " + newBrowserDelegate);

            browserDelegate.synchronizeWith(newBrowserDelegate);
            log.trace(this + " synchronized failover browser " + browserDelegate);
         }
      }

      ConnectionState connState = (ConnectionState)getParent();
      ResourceManager rm = connState.getResourceManager();

      // We need to failover from one session ID to another in the resource manager
      rm.handleFailover(connState.getServerID(), oldSessionID, newState.sessionID);

      List ackInfos = Collections.EMPTY_LIST;

      if (!isTransacted() || (isXA() && getCurrentTxId() == null))
      {
         // TODO - the check "(isXA() && getCurrentTxId() == null)" shouldn't be necessary any more
         // since xa sessions no longer fall back to non transacted
        
         // Non transacted session or an XA session with no transaction set (it falls back
         // to AUTO_ACKNOWLEDGE)

         log.trace(this + " is not transacted (or XA with no transaction set), " +
                   "retrieving deliveries from session state");

         // We remove any unacked non-persistent messages - this is because we don't want to ack
         // them since the server won't know about them and will get confused

         if (acknowledgeMode == Session.CLIENT_ACKNOWLEDGE)
         {
            for(Iterator i = getClientAckList().iterator(); i.hasNext(); )
            {
               DeliveryInfo info = (DeliveryInfo)i.next();
               if (!info.getMessageProxy().getMessage().isReliable())
               {
                  i.remove();
                  log.trace("removed non persistent delivery " + info);
               }
            }

            ackInfos = getClientAckList();
         }
         else
         {
            DeliveryInfo autoAck = getAutoAckInfo();
            if (autoAck != null)
            {
               if (!autoAck.getMessageProxy().getMessage().isReliable())
               {
                  // unreliable, discard
                  setAutoAckInfo(null);
               }
               else
               {
                  // reliable
                  ackInfos = new ArrayList();
                  ackInfos.add(autoAck);
               }
            }
         }

         log.trace(this + " retrieved " + ackInfos.size() + " deliveries");
      }
      else
      {
         // Transacted session - we need to get the acks from the resource manager. BTW we have
         // kept the old resource manager.

         ackInfos = rm.getDeliveriesForSession(getSessionID());
      }

      List recoveryInfos = new ArrayList();
      if (!ackInfos.isEmpty())
      {        
         for (Iterator i = ackInfos.iterator(); i.hasNext(); )
         {
            DeliveryInfo del = (DeliveryInfo)i.next();
            DeliveryRecovery recInfo =
               new DeliveryRecovery(del.getMessageProxy().getDeliveryId(),
                                    del.getMessageProxy().getMessage().getMessageID(),
                                    del.getQueueName());

            recoveryInfos.add(recInfo);       
         }        
      }
     
      log.trace(this + " sending delivery recovery " + recoveryInfos + " on failover");
     
      //Note we only recover sessions that are transacted or client ack
      if (transacted || xa || acknowledgeMode == Session.CLIENT_ACKNOWLEDGE)
      {
         //Note! We ALWAYS call recoverDeliveries even if there are no deliveries since it also does other stuff
         //like remove from recovery Area refs corresponding to messages in client consumer buffers
        
        newDelegate.recoverDeliveries(recoveryInfos, oldSessionID);
      }
   }
View Full Code Here

     
      for(Iterator i = getChildren().iterator(); i.hasNext(); )
      {                
         SessionState sessionState = (SessionState)i.next();
        
         ClientSessionDelegate sessionDelegate = (ClientSessionDelegate)sessionState.getDelegate();

         // create a new session on the new connection for each session on the old connection
         ClientSessionDelegate newSessionDelegate = (ClientSessionDelegate)newDelegate.
            createSessionDelegate(sessionState.isTransacted(),
                                  sessionState.getAcknowledgeMode(),
                                  sessionState.isXA());

         sessionDelegate.synchronizeWith(newSessionDelegate);
View Full Code Here

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