Package org.apache.qpid.server

Examples of org.apache.qpid.server.AMQChannel

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        IApplicationRegistry appRegistry = ApplicationRegistry.getInstance();
        _protocolSession =
            new AMQMinaProtocolSession(new TestIoSession(), appRegistry.getVirtualHostRegistry(), new AMQCodecFactory(true),
                null);
        _protocolSession.setVirtualHost(appRegistry.getVirtualHostRegistry().getVirtualHost("test"));
        _channel = new AMQChannel(_protocolSession, 1, _messageStore);
        _protocolSession.addChannel(_channel);
        _mbean = (AMQProtocolSessionMBean) _protocolSession.getManagedObject();
    }
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        AMQProtocolSession session = stateManager.getProtocolSession();




        AMQChannel channel = session.getChannel(channelId);

        VirtualHost vHost = session.getVirtualHost();

        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
        else
        {
            if (_logger.isDebugEnabled())
            {
                _logger.debug("BasicConsume: from '" + body.getQueue() +
                              "' for:" + body.getConsumerTag() +
                              " nowait:" + body.getNowait() +
                              " args:" + body.getArguments());
            }

            AMQQueue queue = body.getQueue() == null ? channel.getDefaultQueue() : vHost.getQueueRegistry().getQueue(body.getQueue().intern());

            if (queue == null)
            {
                if (_logger.isDebugEnabled())
                {
                    _logger.debug("No queue for '" + body.getQueue() + "'");
                }
                if (body.getQueue() != null)
                {
                    String msg = "No such queue, '" + body.getQueue() + "'";
                    throw body.getChannelException(AMQConstant.NOT_FOUND, msg);
                }
                else
                {
                    String msg = "No queue name provided, no default queue defined.";
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED, msg);
                }
            }
            else
            {

                final AMQShortString consumerTagName;

                // Check authz
                if (!vHost.getAccessManager().authoriseConsume(session,
                        body.getExclusive(), body.getNoAck(),
                        body.getNoLocal(), body.getNowait(), queue))
                {
                    throw body.getConnectionException(AMQConstant.ACCESS_REFUSED, "Permission denied");
                }

                if (body.getConsumerTag() != null)
                {
                    consumerTagName = body.getConsumerTag().intern();
                }
                else
                {
                    consumerTagName = null;
                }

                try
                {
                    AMQShortString consumerTag = channel.subscribeToQueue(consumerTagName, queue, !body.getNoAck(),
                                                                          body.getArguments(), body.getNoLocal(), body.getExclusive());
                    if (!body.getNowait())
                    {
                        MethodRegistry methodRegistry = session.getMethodRegistry();
                        AMQMethodBody responseBody = methodRegistry.createBasicConsumeOkBody(consumerTag);
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        final AMQQueue queue;
        final AMQShortString routingKey;              

        if (body.getQueue() == null)
        {
            AMQChannel channel = session.getChannel(channelId);

            if (channel == null)
            {
                throw body.getChannelNotFoundException(channelId);
            }

            queue = channel.getDefaultQueue();

            if (queue == null)
            {
                throw body.getConnectionException(AMQConstant.NOT_FOUND, "No default queue defined on channel and queue was null");
            }
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        try
        {
            for (long currentChannel = 0L; currentChannel < maxChannels; currentChannel++)
            {
                _session.addChannel(new AMQChannel(_session, (int) currentChannel, null));
            }
        }
        catch (AMQException e)
        {
            assertEquals("Wrong exception recevied.", e.getErrorCode(), AMQConstant.NOT_ALLOWED);
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                                                                           + " as exclusive queue with same name "
                                                                           + "declared on another client ID('"
                                                                           + queue.getOwner() + "')");
            }

            AMQChannel channel = session.getChannel(channelId);

            if (channel == null)
            {
                throw body.getChannelNotFoundException(channelId);
            }

            //set this as the default queue on the channel:
            channel.setDefaultQueue(queue);
        }

        if (!body.getNowait())
        {
            MethodRegistry methodRegistry = session.getMethodRegistry();
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        MessageStore store = virtualHost.getMessageStore();

        AMQQueue queue;
        if (body.getQueue() == null)
        {
            AMQChannel channel = session.getChannel(channelId);

            if (channel == null)
            {
                throw body.getChannelNotFoundException(channelId);
            }

            //get the default queue on the channel:           
            queue = channel.getDefaultQueue();
        }
        else
        {
            queue = queueRegistry.getQueue(body.getQueue());
        }
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        AMQProtocolSession session = stateManager.getProtocolSession();


        VirtualHost vHost = session.getVirtualHost();

        AMQChannel channel = session.getChannel(channelId);
        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
        else
        {
            AMQQueue queue = body.getQueue() == null ? channel.getDefaultQueue() : vHost.getQueueRegistry().getQueue(body.getQueue());
            if (queue == null)
            {
                _log.info("No queue for '" + body.getQueue() + "'");
                if(body.getQueue()!=null)
                {
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        _virtualHost.getBindingFactory().addBinding(getName(), _queue, defaultExchange, null);

        _session = new InternalTestProtocolSession(_virtualHost);
        CurrentActor.set(_session.getLogActor());

        _channel = new AMQChannel(_session, 1, _messageStore);

        _session.addChannel(_channel);
    }
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        assertTrue(_queueMBean.getActiveConsumerCount() == 0);


        InternalTestProtocolSession protocolSession = new InternalTestProtocolSession(getVirtualHost());

        AMQChannel channel = new AMQChannel(protocolSession, 1, getMessageStore());
        protocolSession.addChannel(channel);

        Subscription subscription =
                SUBSCRIPTION_FACTORY.createSubscription(channel.getChannelId(), protocolSession, new AMQShortString("test"), false, null, false, channel.getCreditManager());

        getQueue().registerSubscription(subscription, false);
        assertEquals(1,(int)_queueMBean.getActiveConsumerCount());


        SubscriptionFactory subscriptionFactory = SUBSCRIPTION_FACTORY;
        Subscription s1 = subscriptionFactory.createSubscription(channel.getChannelId(),
                                                                 protocolSession,
                                                                 new AMQShortString("S1"),
                                                                 false,
                                                                 null,
                                                                 true,
                channel.getCreditManager());

        Subscription s2 = subscriptionFactory.createSubscription(channel.getChannelId(),
                                                                 protocolSession,
                                                                 new AMQShortString("S2"),
                                                                 false,
                                                                 null,
                                                                 true,
                channel.getCreditManager());
        getQueue().registerSubscription(s1,false);
        getQueue().registerSubscription(s2,false);
        assertTrue(_queueMBean.getActiveConsumerCount() == 3);
        assertTrue(_queueMBean.getConsumerCount() == 3);
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            //expected exception
            assertTrue(_queueMBean.getCapacity() == 2);
        }
       
        //create a channel and use it to exercise the capacity check mechanism
        AMQChannel channel = new AMQChannel(getSession(), 1, getMessageStore());
        getQueue().checkCapacity(channel);
       
        assertTrue(_queueMBean.isFlowOverfull());
        assertTrue(channel.getBlocking());
       
        //set FlowResumeCapacity to MESSAGE_SIZE and check queue is now underfull and channel unblocked
        _queueMBean.setCapacity(MESSAGE_SIZE);//must increase capacity too
        _queueMBean.setFlowResumeCapacity(MESSAGE_SIZE);
       
        assertFalse(_queueMBean.isFlowOverfull());
        assertFalse(channel.getBlocking());
    }
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Related Classes of org.apache.qpid.server.AMQChannel

  • org.apache.qpid.framing.abstraction.ContentChunk
  • org.apache.qpid.framing.AMQMethodBody
  • org.apache.qpid.framing.AMQShortString
  • org.apache.qpid.framing.BasicContentHeaderProperties
  • org.apache.qpid.framing.MethodRegistry
  • org.apache.qpid.server.ack.TxAck
  • org.apache.qpid.server.ack.UnacknowledgedMessage
  • org.apache.qpid.server.ack.UnacknowledgedMessageMap
  • org.apache.qpid.server.ack.UnacknowledgedMessageMapImpl
  • org.apache.qpid.server.cluster.ClusteredProtocolSession
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