Package org.apache.qpid.server.protocol.v0_8

Examples of org.apache.qpid.server.protocol.v0_8.AMQChannel$MessageDeliveryAction

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        {
            throw new AMQException(AMQConstant.COMMAND_INVALID, "Virtualhost has not yet been set. ConnectionOpen has not been called.", null);
        }
        _logger.info("Connecting to: " + virtualHost.getName());

        final AMQChannel channel = new AMQChannel(session,channelId, virtualHost.getMessageStore());

        session.addChannel(channel);

        ChannelOpenOkBody response;
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        if (_log.isDebugEnabled())
        {
            _log.debug("Ack(Tag:" + body.getDeliveryTag() + ":Mult:" + body.getMultiple() + ") received on channel " + channelId);
        }

        final AMQChannel channel = protocolSession.getChannel(channelId);

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

        // this method throws an AMQException if the delivery tag is not known
        channel.acknowledgeMessage(body.getDeliveryTag(), body.getMultiple());
    }
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            _logger.info("Received channel close for id " + channelId + " citing class " + body.getClassId() +
                         " and method " + body.getMethodId());
        }


        AMQChannel channel = session.getChannel(channelId);

        if (channel == null)
        {
            throw body.getConnectionException(AMQConstant.CHANNEL_ERROR, "Trying to close unknown channel");
        }
        channel.sync();
        session.closeChannel(channelId);
        // Client requested closure so we don't wait for ok we send it
        stateManager.getProtocolSession().closeChannelOk(channelId);

        MethodRegistry methodRegistry = session.getMethodRegistry();
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        else
        {
            // The partially populated BasicDeliver frame plus the received route body
            // is stored in the channel. Once the final body frame has been received
            // it is routed to the exchange.
            AMQChannel channel = session.getChannel(channelId);

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

            MessagePublishInfo info = session.getMethodRegistry().getProtocolVersionMethodConverter().convertToInfo(body);
            info.setExchange(exchangeName);
            channel.setPublishFrame(info, exch);
        }
    }
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    public void methodReceived(AMQStateManager stateManager, BasicConsumeBody body, int channelId) throws AMQException
    {
        AMQProtocolSession protocolConnection = stateManager.getProtocolSession();

        AMQChannel channel = protocolConnection.getChannel(channelId);
        VirtualHost vHost = protocolConnection.getVirtualHost();

        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
        else
        {
            channel.sync();
            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.getQueue(body.getQueue().intern().toString());

            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;

                if (queue.isExclusive() && !queue.isDurable())
                {
                    AMQSessionModel session = queue.getExclusiveOwningSession();
                    if (session == null || session.getConnectionModel() != protocolConnection)
                    {
                        throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                                          "Queue " + queue.getName() + " is exclusive, but not created on this Connection.");
                    }
                }

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

                try
                {
                    if(consumerTagName == null || channel.getSubscription(consumerTagName) == null)
                    {

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

        //TODO: do we need to check that the queue already exists with exactly the same "configuration"?

        AMQChannel channel = protocolConnection.getChannel(channelId);

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

        if(body.getPassive())
        {
            queue = virtualHost.getQueue(queueName.toString());
            if (queue == null)
            {
                String msg = "Queue: " + queueName + " not found on VirtualHost(" + virtualHost + ").";
                throw body.getChannelException(AMQConstant.NOT_FOUND, msg);
            }
            else
            {
                AMQSessionModel owningSession = queue.getExclusiveOwningSession();
                if (queue.isExclusive() && !queue.isDurable()
                    && (owningSession == null || owningSession.getConnectionModel() != protocolConnection))
                {
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                                      "Queue " + queue.getName() + " is exclusive, but not created on this Connection.");
                }

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

            try
            {

                queue = createQueue(queueName, body, virtualHost, protocolConnection);
                queue.setAuthorizationHolder(protocolConnection);

                if (body.getExclusive())
                {
                    queue.setExclusiveOwningSession(protocolConnection.getChannel(channelId));
                    queue.setAuthorizationHolder(protocolConnection);

                    if(!body.getDurable())
                    {
                        final AMQQueue q = queue;
                        final AMQProtocolSession.Task sessionCloseTask = new AMQProtocolSession.Task()
                        {
                            public void doTask(AMQProtocolSession session) throws AMQException
                            {
                                q.setExclusiveOwningSession(null);
                            }
                        };
                        protocolConnection.addSessionCloseTask(sessionCloseTask);
                        queue.addQueueDeleteTask(new AMQQueue.Task() {
                            public void doTask(AMQQueue queue) throws AMQException
                            {
                                protocolConnection.removeSessionCloseTask(sessionCloseTask);
                            }
                        });
                    }
                }

            }
            catch(QueueExistsException qe)
            {

                queue = qe.getExistingQueue();
                AMQSessionModel owningSession = queue.getExclusiveOwningSession();

                if (queue.isExclusive() && !queue.isDurable() && (owningSession == null || owningSession.getConnectionModel() != protocolConnection))
                {
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                                      "Queue " + queue.getName() + " is exclusive, but not created on this Connection.");
                }
                else if(queue.isExclusive() != body.getExclusive())
                {

                    throw body.getChannelException(AMQConstant.ALREADY_EXISTS,
                            "Cannot re-declare queue '" + queue.getName() + "' with different exclusivity (was: "
                            + queue.isExclusive() + " requested " + body.getExclusive() + ")");
                }
                else if (body.getExclusive() && !(queue.isDurable() ? String.valueOf(queue.getOwner()).equals(session.getClientID()) : (owningSession == null || owningSession.getConnectionModel() == protocolConnection)))
                {
                    throw body.getChannelException(AMQConstant.ALREADY_EXISTS, "Cannot declare queue('" + queueName + "'), "
                                                                               + "as exclusive queue with same name "
                                                                               + "declared on another client ID('"
                                                                               + queue.getOwner() + "') your clientID('" + session.getClientID() + "')");

                }
                else if(queue.isAutoDelete() != body.getAutoDelete())
                {
                    throw body.getChannelException(AMQConstant.ALREADY_EXISTS,
                                                      "Cannot re-declare queue '" + queue.getName() + "' with different auto-delete (was: "
                                                        + queue.isAutoDelete() + " requested " + body.getAutoDelete() + ")");
                }
                else if(queue.isDurable() != body.getDurable())
                {
                    throw body.getChannelException(AMQConstant.ALREADY_EXISTS,
                                                      "Cannot re-declare queue '" + queue.getName() + "' with different durability (was: "
                                                        + queue.isDurable() + " requested " + body.getDurable() + ")");
                }

            }

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

        if (!body.getNowait())
        {
            channel.sync();
            MethodRegistry methodRegistry = protocolConnection.getMethodRegistry();
            QueueDeclareOkBody responseBody =
                    methodRegistry.createQueueDeclareOkBody(queueName,
                                                            queue.getMessageCount(),
                                                            queue.getConsumerCount());
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    public void methodReceived(AMQStateManager stateManager, ExchangeDeclareBody body, int channelId) throws AMQException
    {
        AMQProtocolSession session = stateManager.getProtocolSession();
        VirtualHost virtualHost = session.getVirtualHost();
        final AMQChannel channel = session.getChannel(channelId);
        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }

        final AMQShortString exchangeName = body.getExchange();
        if (_logger.isDebugEnabled())
        {
            _logger.debug("Request to declare exchange of type " + body.getType() + " with name " + exchangeName);
        }

        Exchange exchange;

        if (body.getPassive())
        {
            exchange = virtualHost.getExchange(exchangeName == null ? null : exchangeName.toString());
            if(exchange == null)
            {
                throw body.getChannelException(AMQConstant.NOT_FOUND, "Unknown exchange: " + exchangeName);
            }
            else if (!(body.getType() == null || body.getType().length() ==0) && !exchange.getTypeName().equals(body.getType().asString()))
            {

                throw new AMQConnectionException(AMQConstant.NOT_ALLOWED, "Attempt to redeclare exchange: " +
                                  exchangeName + " of type " + exchange.getTypeName()
                                  + " to " + body.getType() +".",body.getClazz(), body.getMethod(),body.getMajor(),body.getMinor(),null);
            }

        }
        else
        {
            try
            {
                exchange = virtualHost.createExchange(null,
                                                      exchangeName == null ? null : exchangeName.intern().toString(),
                                                      body.getType() == null ? null : body.getType().intern().toString(),
                                                      body.getDurable(),
                                                      body.getAutoDelete(),
                        null);

            }
            catch(ReservedExchangeNameException e)
            {
                throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                          "Attempt to declare exchange: " + exchangeName +
                                          " which begins with reserved prefix.");

            }
            catch(ExchangeExistsException e)
            {
                exchange = e.getExistingExchange();
                if(!new AMQShortString(exchange.getTypeName()).equals(body.getType()))
                {
                    throw new AMQConnectionException(AMQConstant.NOT_ALLOWED, "Attempt to redeclare exchange: "
                                                                              + exchangeName + " of type "
                                                                              + exchange.getTypeName()
                                                                              + " to " + body.getType() +".",
                                                     body.getClazz(), body.getMethod(),
                                                     body.getMajor(), body.getMinor(),null);
                }
            }
            catch(AMQUnknownExchangeType e)
            {
                throw body.getConnectionException(AMQConstant.COMMAND_INVALID, "Unknown exchange: " + exchangeName,e);
            }
        }


        if(!body.getNowait())
        {
            MethodRegistry methodRegistry = session.getMethodRegistry();
            AMQMethodBody responseBody = methodRegistry.createExchangeDeclareOkBody();
            channel.sync();
            session.writeFrame(responseBody.generateFrame(channelId));
        }
    }
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        AMQProtocolSession protocolConnection = stateManager.getProtocolSession();
        VirtualHost virtualHost = protocolConnection.getVirtualHost();
        DurableConfigurationStore store = virtualHost.getDurableConfigurationStore();


        AMQChannel channel = protocolConnection.getChannel(channelId);

        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
        channel.sync();
        AMQQueue queue;
        if (body.getQueue() == null)
        {

            //get the default queue on the channel:
            queue = channel.getDefaultQueue();
        }
        else
        {
            queue = virtualHost.getQueue(body.getQueue().toString());
        }
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    {
        AMQProtocolSession session = stateManager.getProtocolSession();
        VirtualHost virtualHost = session.getVirtualHost();
        MethodRegistry methodRegistry = session.getMethodRegistry();

        final AMQChannel channel = session.getChannel(channelId);
        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
        channel.sync();


        AMQShortString exchangeName = body.getExchange();
        AMQShortString queueName = body.getQueue();
        AMQShortString routingKey = body.getRoutingKey();
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    public void methodReceived(AMQStateManager stateManager, BasicCancelBody body, int channelId) throws AMQException
    {
        AMQProtocolSession session = stateManager.getProtocolSession();

        final AMQChannel channel = session.getChannel(channelId);


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

        if (_log.isDebugEnabled())
        {
            _log.debug("BasicCancel: for:" + body.getConsumerTag() +
                       " nowait:" + body.getNowait());
        }

        channel.unsubscribeConsumer(body.getConsumerTag());
        if (!body.getNowait())
        {
            MethodRegistry methodRegistry = session.getMethodRegistry();
            BasicCancelOkBody cancelOkBody = methodRegistry.createBasicCancelOkBody(body.getConsumerTag());
            channel.sync();
            session.writeFrame(cancelOkBody.generateFrame(channelId));
        }
    }
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Related Classes of org.apache.qpid.server.protocol.v0_8.AMQChannel$MessageDeliveryAction

  • org.apache.qpid.framing.abstraction.ContentChunk
  • org.apache.qpid.framing.abstraction.MessagePublishInfo
  • org.apache.qpid.framing.AMQBody
  • org.apache.qpid.framing.AMQMethodBody
  • org.apache.qpid.framing.amqp_8_0.MethodRegistry_8_0
  • org.apache.qpid.framing.AMQShortString
  • org.apache.qpid.framing.BasicContentHeaderProperties
  • org.apache.qpid.framing.ConnectionCloseBody
  • org.apache.qpid.framing.ConnectionSecureBody
  • org.apache.qpid.framing.ConnectionTuneBody
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