Examples with Handle com.swiftmq.amqp.v100.generated.transport.definitions.Handle used on opensource projects

Example 1 with Handle

use of com.swiftmq.amqp.v100.generated.transport.definitions.Handle in project swiftmq-ce by iitsoftware.

the class SessionHandler method sendDetach.

private void sendDetach(Handle handle, ErrorConditionIF condition, AMQPString description) {
    DetachFrame detachFrame = new DetachFrame(channel);
    detachFrame.setHandle(handle);
    detachFrame.setClosed(AMQPBoolean.TRUE);
    if (condition != null) {
        Error error = new Error();
        error.setCondition(condition);
        if (description != null)
            error.setDescription(description);
        detachFrame.setError(error);
    }
    versionedConnection.send(detachFrame);
}

Example 2 with Handle

use of com.swiftmq.amqp.v100.generated.transport.definitions.Handle in project swiftmq-client by iitsoftware.

the class SessionDispatcher method doSend.

private void doSend(POSendMessage po) {
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", doSend, po=" + po + ", dataLength=" + po.getPackager().getSize());
    try {
        Producer producer = po.getProducer();
        producer.verifyState();
        Packager packager = po.getPackager();
        if (remoteIncomingWindow > 0 && outgoingWindow > 0) {
            do {
                boolean wasFirstPacket = false;
                boolean isAtMostOnce = producer.getQoS() == QoS.AT_MOST_ONCE;
                packager.setMaxFrameSize(mySession.myConnection.connectionDispatcher.getMaxFrameSize());
                TransferFrame frame = new TransferFrame(mySession.getChannel());
                frame.setHandle(new Handle(producer.getHandle()));
                frame.setSettled(new AMQPBoolean(isAtMostOnce));
                if (packager.getCurrentPacketNumber() == 0) {
                    long dId = nextDeliveryId();
                    wasFirstPacket = true;
                    producer.incDeliveryCountSnd();
                    DeliveryTag deliveryTag = po.getDeliveryTag() != null ? po.getDeliveryTag() : producer.createDeliveryTag();
                    if (!isAtMostOnce) {
                        if (po.getTxnId() == null && !po.isRecovery())
                            producer.getDeliveryMemory().addUnsettledDelivery(new UnsettledDelivery(deliveryTag, null, po.getMessage()));
                        unsettledOutgoingDeliveries.put(dId, new DeliveryMapping(deliveryTag, producer));
                    }
                    frame.setDeliveryTag(deliveryTag);
                    frame.setDeliveryId(new DeliveryNumber(dId));
                    frame.setMessageFormat(new MessageFormat(0));
                    TxnIdIF txnId = po.getTxnId();
                    if (txnId != null) {
                        TransactionalState txState = new TransactionalState();
                        txState.setTxnId(txnId);
                        frame.setState(txState);
                    }
                }
                packager.setMessageFormat(0);
                packager.getNextPacket(frame);
                // We may increase the outgoing window and send a flow before
                if (wasFirstPacket && outgoingWindow - packager.getPredictedNumberPackets() < 0) {
                    outgoingWindow += packager.getPredictedNumberPackets();
                    sendFlow();
                    windowChanged = true;
                }
                if (pTracer.isEnabled())
                    pTracer.trace(toString(), ", doSend, remoteIncomingWindows=" + remoteIncomingWindow + ", outgoingWindow=" + outgoingWindow + ", sending message, wasFirstPacket=" + wasFirstPacket + ", maxSize=" + packager.getMaxPayloadLength() + ", packetSize=" + frame.getPayload().length + ", predictedNumberPackets=" + packager.getPredictedNumberPackets() + ", currentPacket=" + packager.getCurrentPacketNumber() + ", hasMore=" + packager.hasMore());
                outboundHandler.send(frame);
                nextOutgoingId++;
                remoteIncomingWindow--;
                if (!isAtMostOnce)
                    outgoingWindow--;
                if (!packager.hasMore()) {
                    // b) everything else: after the last packet has been sent
                    if (producer.isTransactionController() || po.getTxnId() != null)
                        producer.setWaitingPO(po);
                    else {
                        po.setSuccess(true);
                        if (po.getSemaphore() != null)
                            po.getSemaphore().notifySingleWaiter();
                    }
                    // If that was the last packet and outgoing window was increased for this message, we need to reset it and send another flow
                    if (windowChanged) {
                        outgoingWindow = mySession.getOutgoingWindowSize();
                        sendFlow();
                    }
                    break;
                }
            } while (remoteIncomingWindow > 0 && outgoingWindow > 0);
            if (packager.hasMore()) {
                if (pTracer.isEnabled())
                    pTracer.trace(toString(), ", doSend, remoteIncomingWindows=" + remoteIncomingWindow + ", outgoingWindow=" + outgoingWindow + ", has more but no window, storing message");
                outboundDeliveries.add(po);
            }
        } else {
            if (pTracer.isEnabled())
                pTracer.trace(toString(), ", doSend, po=" + po + ", remoteIncomingWindows=" + remoteIncomingWindow + ", outgoingWindow=" + outgoingWindow + ", no window, storing message");
            outboundDeliveries.add(po);
        }
    } catch (Exception e) {
        po.setSuccess(false);
        po.setException(e.getMessage());
        if (po.getSemaphore() != null)
            po.getSemaphore().notifySingleWaiter();
    }
}

Example 3 with Handle

use of com.swiftmq.amqp.v100.generated.transport.definitions.Handle in project swiftmq-client by iitsoftware.

the class SessionDispatcher method visit.

public void visit(POAttachDurableConsumer po) {
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", visit, po=" + po + " ...");
    DeliveryMemory deliveryMemory = po.getDeliveryMemory();
    if (deliveryMemory.getLinkName() != null)
        deliveryMemory.setLinkName(po.getLinkName());
    DurableConsumer consumer = new DurableConsumer(mySession, po.getSource(), po.getLinkName(), po.getLinkCredit(), po.getQoS(), deliveryMemory);
    int handle = ArrayListTool.setFirstFreeOrExpand(handles, consumer);
    consumer.setHandle(handle);
    po.setLink(consumer);
    waitingPO.put(po.getLinkName(), po);
    try {
        AttachFrame attachFrame = new AttachFrame(mySession.getChannel());
        attachFrame.setName(new AMQPString(po.getLinkName()));
        attachFrame.setHandle(new Handle(handle));
        attachFrame.setRole(Role.RECEIVER);
        if (consumer.getQoS() == QoS.AT_MOST_ONCE)
            attachFrame.setSndSettleMode(SenderSettleMode.SETTLED);
        Source source = new Source();
        String s = po.getSource();
        if (s != null)
            source.setAddress(new AddressString(s));
        else
            source.setDynamic(AMQPBoolean.TRUE);
        // This identifies a durable
        source.setDurable(TerminusDurability.CONFIGURATION);
        source.setExpiryPolicy(po.getExpiryPolicy());
        source.setTimeout(new Seconds(0));
        Map m = null;
        if (po.isNoLocal()) {
            m = new HashMap();
            m.put(new AMQPSymbol("no-local-filter"), new NoLocalFilter());
        }
        if (po.getSelector() != null) {
            if (m == null)
                m = new HashMap();
            m.put(new AMQPSymbol("jms-selector-filter"), new SelectorFilter(po.getSelector()));
        }
        if (m != null)
            source.setFilter(new FilterSet(m));
        attachFrame.setSource(source);
        Target target = new Target();
        target.setAddress(new AddressString(uniqueSessionId + "/" + po.getSource() + "/" + (nextLinkId++)));
        target.setExpiryPolicy(TerminusExpiryPolicy.LINK_DETACH);
        target.setTimeout(new Seconds(0));
        attachFrame.setTarget(target);
        attachFrame.setUnsettled(getUnsettledMap(consumer.getDeliveryMemory()));
        outboundHandler.send(attachFrame);
    } catch (Exception e) {
        e.printStackTrace();
    }
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", visit, po=" + po + " done");
}

Example 4 with Handle

use of com.swiftmq.amqp.v100.generated.transport.definitions.Handle in project swiftmq-client by iitsoftware.

the class SessionDispatcher method visit.

public void visit(POAttachProducer po) {
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", visit, po=" + po + " ...");
    String name = null;
    DeliveryMemory deliveryMemory = po.getDeliveryMemory();
    if (deliveryMemory.getLinkName() != null)
        name = deliveryMemory.getLinkName();
    else {
        name = uniqueSessionId + "/" + po.getTarget() + "/" + (nextLinkId++);
        deliveryMemory.setLinkName(name);
    }
    Producer producer = new Producer(mySession, po.getTarget(), name, po.getQoS(), deliveryMemory);
    int handle = ArrayListTool.setFirstFreeOrExpand(handles, producer);
    producer.setHandle(handle);
    po.setLink(producer);
    waitingPO.put(name, po);
    try {
        AttachFrame attachFrame = new AttachFrame(mySession.getChannel());
        attachFrame.setName(new AMQPString(name));
        attachFrame.setHandle(new Handle(handle));
        attachFrame.setRole(Role.SENDER);
        switch(producer.getQoS()) {
            case QoS.AT_LEAST_ONCE:
                attachFrame.setRcvSettleMode(ReceiverSettleMode.FIRST);
                break;
            case QoS.AT_MOST_ONCE:
                attachFrame.setSndSettleMode(SenderSettleMode.SETTLED);
                break;
            case QoS.EXACTLY_ONCE:
                attachFrame.setRcvSettleMode(ReceiverSettleMode.SECOND);
                break;
        }
        Source source = new Source();
        source.setAddress(new AddressString(name));
        source.setExpiryPolicy(TerminusExpiryPolicy.LINK_DETACH);
        source.setTimeout(new Seconds(0));
        attachFrame.setSource(source);
        String t = po.getTarget();
        if (t.equals(Coordinator.DESCRIPTOR_NAME)) {
            Coordinator coordinator = new Coordinator();
            coordinator.setCapabilities(new AMQPArray(AMQPTypeDecoder.SYM8, new AMQPType[] { TxnCapability.LOCAL_TRANSACTIONS }));
            attachFrame.setTarget(coordinator);
        } else {
            Target target = new Target();
            target.setAddress(new AddressString(t));
            target.setExpiryPolicy(TerminusExpiryPolicy.LINK_DETACH);
            target.setTimeout(new Seconds(0));
            attachFrame.setTarget(target);
        }
        attachFrame.setInitialDeliveryCount(new SequenceNo(producer.getDeliveryCountSnd()));
        attachFrame.setUnsettled(getUnsettledMap(producer.getDeliveryMemory()));
        outboundHandler.send(attachFrame);
    } catch (Exception e) {
        e.printStackTrace();
    }
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", visit, po=" + po + " done");
}

Example 5 with Handle

use of com.swiftmq.amqp.v100.generated.transport.definitions.Handle in project swiftmq-client by iitsoftware.

the class SessionDispatcher method visit.

public void visit(POFillCache po) {
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", visit, po=" + po + " ...");
    Consumer c = po.getConsumer();
    FlowFrame flowFrame = new FlowFrame(mySession.getChannel());
    flowFrame.setHandle(new Handle(c.getHandle()));
    flowFrame.setAvailable(new AMQPUnsignedInt(0));
    flowFrame.setDrain(AMQPBoolean.FALSE);
    flowFrame.setNextIncomingId(new TransferNumber(nextIncomingId));
    flowFrame.setNextOutgoingId(new TransferNumber(nextOutgoingId));
    flowFrame.setLinkCredit(new AMQPUnsignedInt(po.getLinkCredit()));
    flowFrame.setIncomingWindow(new AMQPUnsignedInt(incomingWindow));
    flowFrame.setOutgoingWindow(new AMQPUnsignedInt(outgoingWindow));
    if (po.getLastDeliveryId() != -1)
        flowFrame.setDeliveryCount(new SequenceNo(po.getLastDeliveryId()));
    TxnIdIF txnIdIF = po.getTxnIdIF();
    if (txnIdIF != null) {
        Map map = new HashMap();
        map.put(new AMQPSymbol("txn-id"), txnIdIF);
        try {
            flowFrame.setProperties(new Fields(map));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    outboundHandler.send(flowFrame);
    if (pTracer.isEnabled())
        pTracer.trace(toString(), ", visit, po=" + po + " done");
}