Package org.apache.qpid.server.queue

Examples of org.apache.qpid.server.queue.AMQQueue

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            exception(session, method, ExecutionErrorCode.INVALID_ARGUMENT, "No queue name supplied");

        }
        else
        {
            AMQQueue queue = getQueue(session, queueName);


            if (queue == null)
            {
                exception(session, method, ExecutionErrorCode.NOT_FOUND, "No queue " + queueName + " found");
            }
            else
            {
                if(queue.getAuthorizationHolder() != null && queue.getAuthorizationHolder() != session)
                {
                    exception(session,method,ExecutionErrorCode.RESOURCE_LOCKED, "Exclusive Queue: " + queueName + " owned exclusively by another session");
                }
                else if(queue.isExclusive() && queue.getExclusiveOwningSession()  != null && queue.getExclusiveOwningSession() != session)
                {
                    exception(session,method,ExecutionErrorCode.RESOURCE_LOCKED, "Exclusive Queue: " + queueName + " owned exclusively by another session");
                }
                else if (method.getIfEmpty() && !queue.isEmpty())
                {
                    exception(session, method, ExecutionErrorCode.PRECONDITION_FAILED, "Queue " + queueName + " not empty");
                }
                else if (method.getIfUnused() && !queue.isUnused())
                {
                    // TODO - Error code
                    exception(session, method, ExecutionErrorCode.PRECONDITION_FAILED, "Queue " + queueName + " in use");

                }
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        {
            exception(session, method, ExecutionErrorCode.ILLEGAL_ARGUMENT, "No queue name supplied");
        }
        else
        {
            AMQQueue queue = getQueue(session, queueName);

            if (queue == null)
            {
                exception(session, method, ExecutionErrorCode.NOT_FOUND, "No queue " + queueName + " found");
            }
            else
            {
                try
                {
                    queue.clearQueue();
                }
                catch (AMQException e)
                {
                    exception(session, method, e, "Cannot purge queue '" + queueName);
                }
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    @Override
    public void queueQuery(Session session, QueueQuery method)
    {
        QueueQueryResult result = new QueueQueryResult();

        AMQQueue queue = getQueue(session, method.getQueue());

        if(queue != null)
        {
            result.setQueue(queue.getName());
            result.setDurable(queue.isDurable());
            result.setExclusive(queue.isExclusive());
            result.setAutoDelete(queue.isAutoDelete());
            Map<String, Object> arguments = new LinkedHashMap<String, Object>();
            Collection<String> availableAttrs = queue.getAvailableAttributes();

            for(String attrName : availableAttrs)
            {
                arguments.put(attrName, queue.getAttribute(attrName));
            }
            result.setArguments(QueueArgumentsConverter.convertModelArgsToWire(arguments));
            result.setMessageCount(queue.getMessageCount());
            result.setSubscriberCount(queue.getConsumerCount());

        }


        session.executionResult((int) method.getId(), result);
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    }

    private void configureQueue(QueueConfiguration queueConfiguration) throws AMQException, ConfigurationException
    {
        AMQQueue queue = _queueFactory.createAMQQueueImpl(queueConfiguration);
        String queueName = queue.getName();

        if (queue.isDurable())
        {
            DurableConfigurationStoreHelper.createQueue(getDurableConfigurationStore(), queue);
        }

        //get the exchange name (returns default exchange name if none was specified)
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        }
    }

    public void testNoRoute() throws AMQException
    {
        AMQQueue queue = _vhost.createQueue(UUIDGenerator.generateRandomUUID(), "a*#b", false, null, false, false,
                false, null);
        _exchange.registerQueue(new Binding(null, "a.*.#.b",queue, _exchange, null));


        routeMessage("a.b", 0l);

        Assert.assertEquals(0, queue.getMessageCount());
    }
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        Assert.assertEquals(0, queue.getMessageCount());
    }

    public void testDirectMatch() throws AMQException
    {
        AMQQueue queue = _vhost.createQueue(UUIDGenerator.generateRandomUUID(), "ab", false, null, false, false,
                false, null);
        _exchange.registerQueue(new Binding(null, "a.b",queue, _exchange, null));


        routeMessage("a.b",0l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 0l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());

        int queueCount = routeMessage("a.c",1l);
        Assert.assertEquals("Message should not route to any queues", 0, queueCount);

        Assert.assertEquals(0, queue.getMessageCount());
    }
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            branch = new DtxBranch(id, _store, _virtualHost);
            dtxRegistry.registerBranch(branch);
        }
        for(Transaction.Record record : enqueues)
        {
            final AMQQueue queue = _virtualHost.getQueue(record.getQueue().getId());
            if(queue != null)
            {
                final long messageId = record.getMessage().getMessageNumber();
                final ServerMessage message = _recoveredMessages.get(messageId);
                _unusedMessages.remove(messageId);

                if(message != null)
                {
                    final MessageReference ref = message.newReference();


                    branch.enqueue(queue,message);

                    branch.addPostTransactionAcion(new ServerTransaction.Action()
                    {

                        public void postCommit()
                        {
                            try
                            {

                                queue.enqueue(message, true, null);
                                ref.release();
                            }
                            catch (AMQException e)
                            {
                                _logger.error("Unable to enqueue message " + message.getMessageNumber() + " into " +
                                              "queue " + queue.getName() + " (from XA transaction)", e);
                                throw new RuntimeException(e);
                            }
                        }

                        public void onRollback()
                        {
                            ref.release();
                        }
                    });
                }
                else
                {
                    StringBuilder xidString = xidAsString(id);
                    CurrentActor.get().message(_logSubject,
                                               TransactionLogMessages.XA_INCOMPLETE_MESSAGE(xidString.toString(),
                                                                                            Long.toString(messageId)));

                }

            }
            else
            {
                StringBuilder xidString = xidAsString(id);
                CurrentActor.get().message(_logSubject,
                                           TransactionLogMessages.XA_INCOMPLETE_QUEUE(xidString.toString(),
                                                                                      record.getQueue().getId().toString()));

            }
        }
        for(Transaction.Record record : dequeues)
        {
            final AMQQueue queue = _virtualHost.getQueue(record.getQueue().getId());
            if(queue != null)
            {
                final long messageId = record.getMessage().getMessageNumber();
                final ServerMessage message = _recoveredMessages.get(messageId);
                _unusedMessages.remove(messageId);

                if(message != null)
                {
                    final QueueEntry entry = queue.getMessageOnTheQueue(messageId);

                    entry.acquire();

                    branch.dequeue(queue, message);
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    }


    public void testStarMatch() throws AMQException
    {
        AMQQueue queue = _vhost.createQueue(UUIDGenerator.generateRandomUUID(), "a*", false, null, false, false, false, null);
        _exchange.registerQueue(new Binding(null, "a.*",queue, _exchange, null));


        routeMessage("a.b",0l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 0l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());


        routeMessage("a.c",1l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 1l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());

        int queueCount = routeMessage("a",2l);
        Assert.assertEquals("Message should not route to any queues", 0, queueCount);

        Assert.assertEquals(0, queue.getMessageCount());
    }
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    {
    }

    public void queueEntry(final UUID queueId, long messageId)
    {
        AMQQueue queue = _virtualHost.getQueue(queueId);
        try
        {
            if(queue != null)
            {
                String queueName = queue.getName();
                ServerMessage message = _recoveredMessages.get(messageId);
                _unusedMessages.remove(messageId);

                if(message != null)
                {


                    if (_logger.isDebugEnabled())
                    {
                        _logger.debug("On recovery, delivering " + message.getMessageNumber() + " to " + queueName);
                    }

                    Integer count = _queueRecoveries.get(queueName);
                    if (count == null)
                    {
                        count = 0;
                    }

                    queue.enqueue(message);

                    _queueRecoveries.put(queueName, ++count);
                }
                else
                {
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        Assert.assertEquals(0, queue.getMessageCount());
    }

    public void testHashMatch() throws AMQException
    {
        AMQQueue queue = _vhost.createQueue(UUIDGenerator.generateRandomUUID(), "a#", false, null, false, false, false, null);
        _exchange.registerQueue(new Binding(null, "a.#",queue, _exchange, null));


        routeMessage("a.b.c",0l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 0l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());

        routeMessage("a.b",1l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 1l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());


        routeMessage("a.c",2l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 2l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());

        routeMessage("a",3l);

        Assert.assertEquals(1, queue.getMessageCount());

        Assert.assertEquals("Wrong message received", 3l, queue.getMessagesOnTheQueue().get(0).getMessage().getMessageNumber());

        queue.deleteMessageFromTop();
        Assert.assertEquals(0, queue.getMessageCount());


        int queueCount = routeMessage("b", 4l);
        Assert.assertEquals("Message should not route to any queues", 0, queueCount);

        Assert.assertEquals(0, queue.getMessageCount());
    }
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