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

Examples of org.apache.qpid.server.protocol.v0_8.AMQProtocolSession

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    }

    public void methodReceived(AMQStateManager stateManager, QueueDeleteBody body, int channelId) throws AMQException
    {
        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());
        }

        if (queue == null)
        {
            if (_failIfNotFound)
            {
                throw body.getChannelException(AMQConstant.NOT_FOUND, "Queue " + body.getQueue() + " does not exist.");
            }
        }
        else
        {
            if (body.getIfEmpty() && !queue.isEmpty())
            {
                throw body.getChannelException(AMQConstant.IN_USE, "Queue: " + body.getQueue() + " is not empty.");
            }
            else if (body.getIfUnused() && !queue.isUnused())
            {
                // TODO - Error code
                throw body.getChannelException(AMQConstant.IN_USE, "Queue: " + body.getQueue() + " is still used.");
            }
            else
            {
                if (!queue.verifySessionAccess(channel))
                {
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                                      "Queue " + queue.getName() + " is exclusive, but not created on this Connection.");
                }

                int purged = 0;
                try
                {
                    purged = virtualHost.removeQueue(queue);
                }
                catch (AccessControlException e)
                {
                    throw body.getConnectionException(AMQConstant.ACCESS_REFUSED, e.getMessage());
                }

                MethodRegistry methodRegistry = protocolConnection.getMethodRegistry();
                QueueDeleteOkBody responseBody = methodRegistry.createQueueDeleteOkBody(purged);
                protocolConnection.writeFrame(responseBody.generateFrame(channelId));
            }
        }
    }
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    {
    }

    public void methodReceived(AMQStateManager stateManager, QueueBindBody body, int channelId) throws AMQException
    {
        AMQProtocolSession protocolConnection = stateManager.getProtocolSession();
        VirtualHost virtualHost = protocolConnection.getVirtualHost();
        AMQChannel channel = protocolConnection.getChannel(channelId);

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

        final AMQQueue queue;
        final AMQShortString routingKey;

        final AMQShortString queueName = body.getQueue();

        if (queueName == null)
        {

            queue = channel.getDefaultQueue();

            if (queue == null)
            {
                throw body.getChannelException(AMQConstant.NOT_FOUND, "No default queue defined on channel and queue was null");
            }

            if (body.getRoutingKey() == null)
            {
                routingKey = AMQShortString.valueOf(queue.getName());
            }
            else
            {
                routingKey = body.getRoutingKey().intern();
            }
        }
        else
        {
            queue = virtualHost.getQueue(queueName.toString());
            routingKey = body.getRoutingKey() == null ? AMQShortString.EMPTY_STRING : body.getRoutingKey().intern();
        }

        if (queue == null)
        {
            throw body.getChannelException(AMQConstant.NOT_FOUND, "Queue " + queueName + " does not exist.");
        }

        if(isDefaultExchange(body.getExchange()))
        {
            throw body.getConnectionException(AMQConstant.NOT_ALLOWED, "Cannot bind the queue " + queueName + " to the default exchange");
        }

        final String exchangeName = body.getExchange().toString();

        final ExchangeImpl exch = virtualHost.getExchange(exchangeName);
        if (exch == null)
        {
            throw body.getChannelException(AMQConstant.NOT_FOUND, "Exchange " + exchangeName + " does not exist.");
        }


        try
        {

            Map<String,Object> arguments = FieldTable.convertToMap(body.getArguments());
            String bindingKey = String.valueOf(routingKey);

            if (!exch.isBound(bindingKey, arguments, queue))
            {

                if(!exch.addBinding(bindingKey, queue, arguments) && TopicExchange.TYPE.equals(exch.getExchangeType()))
                {
                    exch.replaceBinding(bindingKey, queue, arguments);
                }
            }
        }
        catch (AccessControlException e)
        {
            throw body.getConnectionException(AMQConstant.ACCESS_REFUSED, e.getMessage());
        }

        if (_log.isInfoEnabled())
        {
            _log.info("Binding queue " + queue + " to exchange " + exch + " with routing key " + routingKey);
        }
        if (!body.getNowait())
        {
            channel.sync();
            MethodRegistry methodRegistry = protocolConnection.getMethodRegistry();
            AMQMethodBody responseBody = methodRegistry.createQueueBindOkBody();
            protocolConnection.writeFrame(responseBody.generateFrame(channelId));

        }
    }
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        _failIfNotFound = failIfNotFound;
    }

    public void methodReceived(AMQStateManager stateManager, QueuePurgeBody body, int channelId) throws AMQException
    {
        AMQProtocolSession protocolConnection = stateManager.getProtocolSession();
        VirtualHost virtualHost = protocolConnection.getVirtualHost();

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

           //get the default queue on the channel:
           queue = channel.getDefaultQueue();

            if(queue == null)
            {
                if(_failIfNotFound)
                {
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,"No queue specified.");
                }
            }
        }
        else
        {
            queue = virtualHost.getQueue(body.getQueue().toString());
        }

        if(queue == null)
        {
            if(_failIfNotFound)
            {
                throw body.getChannelException(AMQConstant.NOT_FOUND, "Queue " + body.getQueue() + " does not exist.");
            }
        }
        else
        {
                if (!queue.verifySessionAccess(channel))
                {
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                                      "Queue is exclusive, but not created on this Connection.");
                }

            long purged = 0;
            try
            {
                purged = queue.clearQueue();
            }
            catch (AccessControlException e)
            {
                throw body.getConnectionException(AMQConstant.ACCESS_REFUSED, e.getMessage());
            }


            if(!body.getNowait())
                {
                    channel.sync();
                    MethodRegistry methodRegistry = protocolConnection.getMethodRegistry();
                    AMQMethodBody responseBody = methodRegistry.createQueuePurgeOkBody(purged);
                    protocolConnection.writeFrame(responseBody.generateFrame(channelId));

                }
        }
    }
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    {
    }

    public void methodReceived(AMQStateManager stateManager, ExchangeBoundBody body, int channelId) throws AMQException
    {
        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();
        ExchangeBoundOkBody response;

        if(isDefaultExchange(exchangeName))
        {
            if(routingKey == null)
            {
                if(queueName == null)
                {
                    response = methodRegistry.createExchangeBoundOkBody(virtualHost.getQueues().isEmpty() ? NO_BINDINGS : OK, null);
                }
                else
                {
                    AMQQueue queue = virtualHost.getQueue(queueName.toString());
                    if (queue == null)
                    {

                        response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_FOUND,  // replyCode
                                                                            AMQShortString.validValueOf("Queue '" + queueName + "' not found"));  // replyText
                    }
                    else
                    {
                        response = methodRegistry.createExchangeBoundOkBody(OK, null);
                    }
                }
            }
            else
            {
                if(queueName == null)
                {
                    response = methodRegistry.createExchangeBoundOkBody(virtualHost.getQueue(routingKey.toString()) == null ? NO_QUEUE_BOUND_WITH_RK : OK, null);
                }
                else
                {
                    AMQQueue queue = virtualHost.getQueue(queueName.toString());
                    if (queue == null)
                    {

                        response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_FOUND,  // replyCode
                                                                            AMQShortString.validValueOf("Queue '" + queueName + "' not found"));  // replyText
                    }
                    else
                    {
                        response = methodRegistry.createExchangeBoundOkBody(queueName.equals(routingKey) ? OK : SPECIFIC_QUEUE_NOT_BOUND_WITH_RK, null);
                    }
                }
            }
        }
        else
        {
            ExchangeImpl exchange = virtualHost.getExchange(exchangeName.toString());
            if (exchange == null)
            {


                response = methodRegistry.createExchangeBoundOkBody(EXCHANGE_NOT_FOUND,
                                                                    AMQShortString.validValueOf("Exchange '" + exchangeName + "' not found"));
            }
            else if (routingKey == null)
            {
                if (queueName == null)
                {
                    if (exchange.hasBindings())
                    {
                        response = methodRegistry.createExchangeBoundOkBody(OK, null);
                    }
                    else
                    {

                        response = methodRegistry.createExchangeBoundOkBody(NO_BINDINGS,  // replyCode
                            null);  // replyText
                    }
                }
                else
                {

                    AMQQueue queue = virtualHost.getQueue(queueName.toString());
                    if (queue == null)
                    {

                        response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_FOUND,  // replyCode
                            AMQShortString.validValueOf("Queue '" + queueName + "' not found"));  // replyText
                    }
                    else
                    {
                        if (exchange.isBound(queue))
                        {

                            response = methodRegistry.createExchangeBoundOkBody(OK,  // replyCode
                                null);  // replyText
                        }
                        else
                        {

                            response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_BOUND,  // replyCode
                                AMQShortString.validValueOf("Queue '" + queueName + "' not bound to exchange '" + exchangeName + "'"));  // replyText
                        }
                    }
                }
            }
            else if (queueName != null)
            {
                AMQQueue queue = virtualHost.getQueue(queueName.toString());
                if (queue == null)
                {

                    response = methodRegistry.createExchangeBoundOkBody(QUEUE_NOT_FOUND,  // replyCode
                        AMQShortString.validValueOf("Queue '" + queueName + "' not found"));  // replyText
                }
                else
                {
                    String bindingKey = body.getRoutingKey() == null ? null : body.getRoutingKey().asString();
                    if (exchange.isBound(bindingKey, queue))
                    {

                        response = methodRegistry.createExchangeBoundOkBody(OK,  // replyCode
                            null);  // replyText
                    }
                    else
                    {

                        String message = "Queue '" + queueName + "' not bound with routing key '" +
                                            body.getRoutingKey() + "' to exchange '" + exchangeName + "'";

                        response = methodRegistry.createExchangeBoundOkBody(SPECIFIC_QUEUE_NOT_BOUND_WITH_RK,  // replyCode
                            AMQShortString.validValueOf(message));  // replyText
                    }
                }
            }
            else
            {
                if (exchange.isBound(body.getRoutingKey() == null ? "" : body.getRoutingKey().asString()))
                {

                    response = methodRegistry.createExchangeBoundOkBody(OK,  // replyCode
                        null);  // replyText
                }
                else
                {

                    response = methodRegistry.createExchangeBoundOkBody(NO_QUEUE_BOUND_WITH_RK,  // replyCode
                        AMQShortString.validValueOf("No queue bound with routing key '" + body.getRoutingKey() +
                        "' to exchange '" + exchangeName + "'"));  // replyText
                }
            }
        }
        session.writeFrame(response.generateFrame(channelId));
    }
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    {
    }

    public void methodReceived(AMQStateManager stateManager, ExchangeDeleteBody 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);
        }
        channel.sync();
        try
        {

            if(isDefaultExchange(body.getExchange()))
            {
                throw body.getConnectionException(AMQConstant.NOT_ALLOWED, "Default Exchange cannot be deleted");
            }

            final String exchangeName = body.getExchange().toString();

            final ExchangeImpl exchange = virtualHost.getExchange(exchangeName);
            if(exchange == null)
            {
                throw body.getChannelException(AMQConstant.NOT_FOUND, "No such exchange: " + body.getExchange());
            }

            virtualHost.removeExchange(exchange, !body.getIfUnused());

            ExchangeDeleteOkBody responseBody = session.getMethodRegistry().createExchangeDeleteOkBody();

            session.writeFrame(responseBody.generateFrame(channelId));
        }

        catch (ExchangeIsAlternateException e)
        {
            throw body.getChannelException(AMQConstant.NOT_ALLOWED, "Exchange in use as an alternate exchange");
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        return _instance;
    }

    public void methodReceived(AMQStateManager stateManager, BasicRecoverSyncBody body, int channelId) throws AMQException
    {
        AMQProtocolSession session = stateManager.getProtocolSession();

        _logger.debug("Recover received on protocol session " + session + " and channel " + channelId);
        AMQChannel channel = session.getChannel(channelId);


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

        // Qpid 0-8 hacks a synchronous -ok onto recover.
        // In Qpid 0-9 we create a separate sync-recover, sync-recover-ok pair to be "more" compliant
        if(session.getProtocolVersion().equals(ProtocolVersion.v0_9))
        {
            MethodRegistry_0_9 methodRegistry = (MethodRegistry_0_9) session.getMethodRegistry();
            AMQMethodBody recoverOk = methodRegistry.createBasicRecoverSyncOkBody();
            session.writeFrame(recoverOk.generateFrame(channelId));

        }
        else if(session.getProtocolVersion().equals(ProtocolVersion.v0_91))
        {
            MethodRegistry_0_91 methodRegistry = (MethodRegistry_0_91) session.getMethodRegistry();
            AMQMethodBody recoverOk = methodRegistry.createBasicRecoverSyncOkBody();
            session.writeFrame(recoverOk.generateFrame(channelId));

        }

    }
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    {
    }

    public void methodReceived(AMQStateManager stateManager, BasicRejectBody body, int channelId) throws AMQException
    {
        AMQProtocolSession session = stateManager.getProtocolSession();

        AMQChannel channel = session.getChannel(channelId);

        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
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        return new AMQShortString(Long.toString(System.currentTimeMillis()));
    }

    public void methodReceived(AMQStateManager stateManager, ConnectionOpenBody body, int channelId) throws AMQException
    {
        AMQProtocolSession session = stateManager.getProtocolSession();

        //ignore leading '/'
        String virtualHostName;
        if ((body.getVirtualHost() != null) && body.getVirtualHost().charAt(0) == '/')
        {
            virtualHostName = new StringBuilder(body.getVirtualHost().subSequence(1, body.getVirtualHost().length())).toString();
        }
        else
        {
            virtualHostName = body.getVirtualHost() == null ? null : String.valueOf(body.getVirtualHost());
        }

        VirtualHost virtualHost = stateManager.getVirtualHostRegistry().getVirtualHost(virtualHostName);

        if (virtualHost == null)
        {
            throw body.getConnectionException(AMQConstant.NOT_FOUND, "Unknown virtual host: '" + virtualHostName + "'");
        }
        else
        {
            // Check virtualhost access
            try
            {
                virtualHost.getSecurityManager().authoriseCreateConnection(session);
            }
            catch (AccessControlException e)
            {
                throw body.getConnectionException(AMQConstant.ACCESS_REFUSED, e.getMessage());
            }

             if (virtualHost.getState() != State.ACTIVE)
            {
                throw body.getConnectionException(AMQConstant.CONNECTION_FORCED, "Virtual host '" + virtualHost.getName() + "' is not active");
            }

            session.setVirtualHost(virtualHost);

            // See Spec (0.8.2). Section  3.1.2 Virtual Hosts
            if (session.getContextKey() == null)
            {
                session.setContextKey(generateClientID());
            }

            MethodRegistry methodRegistry = session.getMethodRegistry();
            AMQMethodBody responseBody =  methodRegistry.createConnectionOpenOkBody(body.getVirtualHost());

            stateManager.changeState(AMQState.CONNECTION_OPEN);

            session.writeFrame(responseBody.generateFrame(channelId));
        }
    }
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    {
    }

    public void methodReceived(AMQStateManager stateManager, BasicGetBody body, int channelId) throws AMQException
    {
        AMQProtocolSession protocolConnection = stateManager.getProtocolSession();


        VirtualHost vHost = protocolConnection.getVirtualHost();

        AMQChannel channel = protocolConnection.getChannel(channelId);
        if (channel == null)
        {
            throw body.getChannelNotFoundException(channelId);
        }
        else
        {
            channel.sync();
            AMQQueue queue = body.getQueue() == null ? channel.getDefaultQueue() : vHost.getQueue(body.getQueue().toString());
            if (queue == null)
            {
                _log.info("No queue for '" + body.getQueue() + "'");
                if(body.getQueue()!=null)
                {
                    throw body.getConnectionException(AMQConstant.NOT_FOUND,
                                                      "No such queue, '" + body.getQueue()+ "'");
                }
                else
                {
                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
                                                      "No queue name provided, no default queue defined.");
                }
            }
            else
            {

                try
                {
                    if (!performGet(queue,protocolConnection, channel, !body.getNoAck()))
                    {
                        MethodRegistry methodRegistry = protocolConnection.getMethodRegistry();
                        // TODO - set clusterId
                        BasicGetEmptyBody responseBody = methodRegistry.createBasicGetEmptyBody(null);


                        protocolConnection.writeFrame(responseBody.generateFrame(channelId));
                    }
                }
                catch (AccessControlException e)
                {
                    throw body.getConnectionException(AMQConstant.ACCESS_REFUSED,
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        return _instance;
    }

    public void methodReceived(AMQStateManager stateManager, ConnectionTuneOkBody body, int channelId) throws AMQException
    {
        AMQProtocolSession session = stateManager.getProtocolSession();

        if (_logger.isDebugEnabled())
        {
            _logger.debug(body);
        }
        stateManager.changeState(AMQState.CONNECTION_NOT_OPENED);

        session.initHeartbeats(body.getHeartbeat());

        long brokerFrameMax = stateManager.getBroker().getContextValue(Long.class,Broker.BROKER_FRAME_SIZE);
        if(brokerFrameMax != 0 && body.getFrameMax() > brokerFrameMax)
        {
            throw new AMQConnectionException(AMQConstant.SYNTAX_ERROR,
                                             "Attempt to set max frame size to " + body.getFrameMax()
                                             + "greater than the broker will allow: "
                                             + brokerFrameMax,
                                             body.getClazz(), body.getMethod(),
                                             body.getMajor(), body.getMinor(),null);
        }
        else if(body.getFrameMax() > 0 && body.getFrameMax() < AMQConstant.FRAME_MIN_SIZE.getCode())
        {
            throw new AMQConnectionException(AMQConstant.SYNTAX_ERROR,
                                             "Attempt to set max frame size to " + body.getFrameMax()
                                             + "which is smaller than the specification definined minimum: "
                                             + AMQConstant.FRAME_MIN_SIZE.getCode(),
                                             body.getClazz(), body.getMethod(),
                                             body.getMajor(), body.getMinor(),null);
        }
        session.setMaxFrameSize(body.getFrameMax()== 0l ? (brokerFrameMax == 0l ? 0xFFFFFFFFl : brokerFrameMax) : body.getFrameMax());

        long maxChannelNumber = body.getChannelMax();
        //0 means no implied limit, except that forced by protocol limitations (0xFFFF)
        session.setMaximumNumberOfChannels( maxChannelNumber == 0 ? 0xFFFFL : maxChannelNumber);
    }
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