Examples of MessageInstance

org.activiti.engine.impl.bpmn.webservice.MessageInstance
An instance of a {@link MessageDefinition} @author Esteban Robles Luna
org.apache.qpid.server.message.MessageInstance

Examples of org.apache.qpid.server.message.MessageInstance

     * @param deliveryTag The message to requeue
     *
     */
    public void requeue(long deliveryTag)
    {
        MessageInstance unacked = _unacknowledgedMessageMap.remove(deliveryTag);


        if (unacked != null)
        {
            // Mark message redelivered
            unacked.setRedelivered();


            // Ensure message is released for redelivery
            unacked.release();


        }
        else
        {
            _logger.warn("Requested requeue of message:" + deliveryTag + " but no such delivery tag exists."

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Examples of org.apache.qpid.server.message.MessageInstance


    }


    public boolean isMaxDeliveryCountEnabled(final long deliveryTag)
    {
        final MessageInstance queueEntry = _unacknowledgedMessageMap.get(deliveryTag);
        if (queueEntry != null)
        {
            final int maximumDeliveryCount = queueEntry.getMaximumDeliveryCount();
            return maximumDeliveryCount > 0;
        }


        return false;
    }

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Examples of org.apache.qpid.server.message.MessageInstance

        return false;
    }


    public boolean isDeliveredTooManyTimes(final long deliveryTag)
    {
        final MessageInstance queueEntry = _unacknowledgedMessageMap.get(deliveryTag);
        if (queueEntry != null)
        {
            final int maximumDeliveryCount = queueEntry.getMaximumDeliveryCount();
            final int numDeliveries = queueEntry.getDeliveryCount();
            return maximumDeliveryCount != 0 && numDeliveries >= maximumDeliveryCount;
        }


        return false;
    }

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Examples of org.apache.qpid.server.message.MessageInstance

            }
        }


        for (Map.Entry<Long, MessageInstance> entry : msgToResend.entrySet())
        {
            MessageInstance message = entry.getValue();
            long deliveryTag = entry.getKey();


            //Amend the delivery counter as the client hasn't seen these messages yet.
            message.decrementDeliveryCount();


            // Without any details from the client about what has been processed we have to mark
            // all messages in the unacked map as redelivered.
            message.setRedelivered();


            if (!message.resend())
            {
                msgToRequeue.put(deliveryTag, message);
            }
        } // for all messages
        // } else !isSuspend


        if (_logger.isInfoEnabled())
        {
            if (!msgToRequeue.isEmpty())
            {
                _logger.info("Preparing (" + msgToRequeue.size() + ") message to requeue to.");
            }
        }


        // Process Messages to Requeue at the front of the queue
        for (Map.Entry<Long, MessageInstance> entry : msgToRequeue.entrySet())
        {
            MessageInstance message = entry.getValue();
            long deliveryTag = entry.getKey();


            //Amend the delivery counter as the client hasn't seen these messages yet.
            message.decrementDeliveryCount();


            _unacknowledgedMessageMap.remove(deliveryTag);


            message.setRedelivered();
            message.release();


        }
    }

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Examples of org.apache.qpid.server.message.MessageInstance

    }


    public void deadLetter(long deliveryTag)
    {
        final UnacknowledgedMessageMap unackedMap = getUnacknowledgedMessageMap();
        final MessageInstance rejectedQueueEntry = unackedMap.remove(deliveryTag);


        if (rejectedQueueEntry == null)
        {
            _logger.warn("No message found, unable to DLQ delivery tag: " + deliveryTag);
        }
        else
        {
            final ServerMessage msg = rejectedQueueEntry.getMessage();




            int requeues = rejectedQueueEntry.routeToAlternate(new Action<MessageInstance>()
                {
                    @Override
                    public void performAction(final MessageInstance requeueEntry)
                    {
                        getVirtualHost().getEventLogger().message(_logSubject,
                                                                  ChannelMessages.DEADLETTERMSG(msg.getMessageNumber(),
                                                                                                requeueEntry.getOwningResource()
                                                                                                        .getName()));
                    }
                }, null);


            if(requeues == 0)
            {


                final TransactionLogResource owningResource = rejectedQueueEntry.getOwningResource();
                if(owningResource instanceof AMQQueue)
                {
                    final AMQQueue queue = (AMQQueue) owningResource;


                    final Exchange altExchange = queue.getAlternateExchange();

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Examples of org.apache.qpid.server.message.MessageInstance

        if(_logger.isDebugEnabled())
        {
            _logger.debug("RECV[" + _channelId + "] BasicReject[" +" deliveryTag: " + deliveryTag + " requeue: " + requeue + " ]");
        }


        MessageInstance message = getUnacknowledgedMessageMap().get(deliveryTag);


        if (message == null)
        {
            _logger.warn("Dropping reject request as message is null for tag:" + deliveryTag);
        }
        else
        {


            if (message.getMessage() == null)
            {
                _logger.warn("Message has already been purged, unable to Reject.");
            }
            else
            {


                if (_logger.isDebugEnabled())
                {
                    _logger.debug("Rejecting: DT:" + deliveryTag
                                                             + "-" + message.getMessage() +
                                  ": Requeue:" + requeue
                                  +
                                  " on channel:" + debugIdentity());
                }


                if (requeue)
                {
                    message.decrementDeliveryCount();


                    requeue(deliveryTag);
                }
                else
                {
                    // Since the Java client abuses the reject flag for requeing after rollback, we won't set reject here
                    // as it would prevent redelivery
                    // message.reject();


                    final boolean maxDeliveryCountEnabled = isMaxDeliveryCountEnabled(deliveryTag);
                    _logger.debug("maxDeliveryCountEnabled: "
                                  + maxDeliveryCountEnabled
                                  + " deliveryTag "
                                  + deliveryTag);
                    if (maxDeliveryCountEnabled)
                    {
                        final boolean deliveredTooManyTimes = isDeliveredTooManyTimes(deliveryTag);
                        _logger.debug("deliveredTooManyTimes: "
                                      + deliveredTooManyTimes
                                      + " deliveryTag "
                                      + deliveryTag);
                        if (deliveredTooManyTimes)
                        {
                            deadLetter(deliveryTag);
                        }
                        else
                        {
                            //this requeue represents a message rejected because of a recover/rollback that we
                            //are not ready to DLQ. We rely on the reject command to resend from the unacked map
                            //and therefore need to increment the delivery counter so we cancel out the effect
                            //of the AMQChannel#resend() decrement.
                            message.incrementDeliveryCount();
                        }
                    }
                    else
                    {
                        requeue(deliveryTag);

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Examples of org.apache.qpid.server.message.MessageInstance

        {
            collect(deliveryTag, msgs);
        }
        else
        {
            final MessageInstance entry = get(deliveryTag);
            if(entry != null)
            {
                msgs.put(deliveryTag, entry);
            }
        }

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Examples of org.apache.qpid.server.message.MessageInstance

    public MessageInstance remove(long deliveryTag)
    {
        synchronized (_lock)
        {


            MessageInstance message = _map.remove(deliveryTag);
            return message;
        }
    }

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Examples of org.apache.qpid.server.message.MessageInstance

        int i = 1;
        for (long deliveryTag : deliveryTagSet)
        {
            assertTrue(deliveryTag == i);
            i++;
            MessageInstance unackedMsg = map.get(deliveryTag);
            assertTrue(unackedMsg.getOwningResource() == _queue);
        }


    }

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Examples of org.apache.qpid.server.message.MessageInstance

        Set<Long> deliveryTagSet = map.getDeliveryTags();
        int i = 1;
        for (long deliveryTag : deliveryTagSet)
        {
            assertTrue(deliveryTag == i);
            MessageInstance unackedMsg = map.get(deliveryTag);
            assertTrue(unackedMsg.getOwningResource() == _queue);
            // 5 is the delivery tag of the message that *should* be removed
            if (++i == 5)
            {
                ++i;
            }

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