Examples with DeliveryStateVisitorAdapter com.swiftmq.amqp.v100.generated.messaging.delivery_state.DeliveryStateVisitorAdapter used on opensource projects

Example 1 with DeliveryStateVisitorAdapter

use of com.swiftmq.amqp.v100.generated.messaging.delivery_state.DeliveryStateVisitorAdapter in project swiftmq-ce by iitsoftware.

the class SourceLink method verifyLocalAddress.

public void verifyLocalAddress() throws AuthenticationException, QueueException, TopicException, InvalidSelectorException {
    if (!dynamic) {
        // This is for the case of reconnecting to a Durable Subscriber without specifying a Source in the attach frame.
        if (localAddress == null) {
            String topicName = ctx.topicManager.getDurableTopicName(getName(), mySessionHandler.getVersionedConnection().getActiveLogin());
            if (topicName != null)
                localAddress = new AddressString(topicName);
            durability = TerminusDurability.CONFIGURATION;
        }
        super.verifyLocalAddress();
    }
    if (receiver == null) {
        MessageSelector msel = null;
        if (messageSelector != null) {
            msel = new MessageSelector(messageSelector);
            msel.compile();
        }
        if (dynamic) {
            expiryPolicy = TerminusExpiryPolicy.LINK_DETACH;
            durability = TerminusDurability.NONE;
            // sndSettleMode = SenderSettleMode.SETTLED.getValue();       // SETTLED is only possible with temp queues because bulk mode in message proc do not delete from persistent store
            queueName = ctx.queueManager.createTemporaryQueue();
            receiver = ctx.queueManager.createQueueReceiver(queueName, mySessionHandler.getVersionedConnection().getActiveLogin(), msel);
        } else {
            if (isQueue) {
                expiryPolicy = TerminusExpiryPolicy.LINK_DETACH;
                durability = TerminusDurability.CONFIGURATION;
                // sndSettleMode = SenderSettleMode.UNSETTLED.getValue();
                receiver = ctx.queueManager.createQueueReceiver(getLocalAddress().getValueString(), mySessionHandler.getVersionedConnection().getActiveLogin(), msel);
            } else {
                if (durability.getValue() == TerminusDurability.CONFIGURATION.getValue() || durability.getValue() == TerminusDurability.UNSETTLED_STATE.getValue()) {
                    if (!expiryPolicy.getValue().equals(TerminusExpiryPolicy.LINK_DETACH.getValue()))
                        expiryPolicy = TerminusExpiryPolicy.NEVER;
                    durability = TerminusDurability.CONFIGURATION;
                    // sndSettleMode = SenderSettleMode.UNSETTLED.getValue();
                    queueName = ctx.topicManager.subscribeDurable(name, (TopicImpl) getLocalDestination(), msel, noLocal, mySessionHandler.getVersionedConnection().getActiveLogin());
                } else {
                    expiryPolicy = TerminusExpiryPolicy.LINK_DETACH;
                    queueName = ctx.queueManager.createTemporaryQueue();
                    // sndSettleMode = SenderSettleMode.SETTLED.getValue(); // SETTLED is only possible with temp queues because bulk mode in message proc do not delete from persistent store
                    subscriberId = ctx.topicManager.subscribe((TopicImpl) localDestination, msel, noLocal, queueName, mySessionHandler.getVersionedConnection().getActiveLogin());
                }
                receiver = ctx.queueManager.createQueueReceiver(queueName, mySessionHandler.getVersionedConnection().getActiveLogin(), null);
            }
        }
    }
    if (remoteUnsettled != null) {
        final AbstractQueue aq = ctx.queueManager.getQueueForInternalUse(receiver.getQueueName());
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.amqpSwiftlet.getName(), toString() + "/recovery, abstractQueue=" + aq);
        DataByteArrayInputStream dbis = new DataByteArrayInputStream();
        for (Iterator iter = remoteUnsettled.entrySet().iterator(); iter.hasNext(); ) {
            Map.Entry entry = (Map.Entry) iter.next();
            AMQPBinary deliveryTag = (AMQPBinary) entry.getKey();
            DeliveryStateIF deliveryStateIF = null;
            try {
                deliveryStateIF = DeliveryStateFactory.create((AMQPList) entry.getValue());
            } catch (Exception e) {
                throw new QueueException("Unable to create delivery tag");
            }
            final MessageIndex messageIndex = new MessageIndex();
            dbis.setBuffer(deliveryTag.getValue());
            try {
                messageIndex.readContent(dbis);
            } catch (IOException e) {
                throw new QueueException("Unable to convert delivery tag into a message index");
            }
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.amqpSwiftlet.getName(), toString() + "/recovery, messageIndex=" + messageIndex + ", deliveryStateIF=" + deliveryStateIF);
            if (deliveryStateIF != null) {
                deliveryStateIF.accept(new DeliveryStateVisitorAdapter() {

                    public void visit(Accepted accepted) {
                        try {
                            if (aq != null) {
                                MessageIndex indexEntry = aq.getIndexEntry(messageIndex);
                                if (indexEntry != null) {
                                    aq.removeMessageByIndex(indexEntry);
                                    if (ctx.traceSpace.enabled)
                                        ctx.traceSpace.trace(ctx.amqpSwiftlet.getName(), toString() + "/recovery, messageIndex=" + indexEntry + ", removed");
                                } else {
                                    if (ctx.traceSpace.enabled)
                                        ctx.traceSpace.trace(ctx.amqpSwiftlet.getName(), toString() + "/recovery, messageIndex=" + messageIndex + ", NOT FOUND!");
                                }
                            }
                        } catch (QueueException e) {
                            e.printStackTrace();
                            if (ctx.traceSpace.enabled)
                                ctx.traceSpace.trace(ctx.amqpSwiftlet.getName(), toString() + "/recovery, messageIndex=" + messageIndex + ", exception=" + e);
                        }
                    }
                });
            }
        }
    }
}

Example 2 with DeliveryStateVisitorAdapter

use of com.swiftmq.amqp.v100.generated.messaging.delivery_state.DeliveryStateVisitorAdapter in project swiftmq-client by iitsoftware.

the class Producer method recover.

protected void recover(AMQPMap remoteUnsettled) {
    try {
        if (remoteUnsettled != null) {
            Map<AMQPType, AMQPType> map = remoteUnsettled.getValue();
            for (Iterator iter = map.entrySet().iterator(); iter.hasNext(); ) {
                Map.Entry entry = (Map.Entry) iter.next();
                final DeliveryTag deliveryTag = new DeliveryTag(((AMQPBinary) entry.getKey()).getValue());
                final AMQPList deliveryState = (AMQPList) entry.getValue();
                if (deliveryState != null) {
                    try {
                        DeliveryStateFactory.create(deliveryState).accept(new DeliveryStateVisitorAdapter() {

                            public void visit(Accepted impl) {
                                deliveryMemory.deliverySettled(deliveryTag);
                                mySession.dispatch(new POSendResumedTransfer(Producer.this, deliveryTag));
                            }
                        });
                    } catch (Exception e) {
                        e.printStackTrace();
                    }
                }
            }
        }
        if (deliveryMemory.getNumberUnsettled() > 0) {
            Collection<UnsettledDelivery> unsettled = deliveryMemory.getUnsettled();
            for (Iterator<UnsettledDelivery> iter = unsettled.iterator(); iter.hasNext(); ) {
                UnsettledDelivery unsettledDelivery = iter.next();
                if (unsettledDelivery.getMessage() != null) {
                    AMQPMessage msg = unsettledDelivery.getMessage();
                    if (msg.getTxnIdIF() == null) {
                        POSendMessage po = new POSendMessage(null, this, msg, null, unsettledDelivery.getDeliveryTag());
                        po.setRecovery(true);
                        mySession.dispatch(po);
                    }
                }
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
}