Examples with UnsignedInteger org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger used on opensource projects

Example 16 with UnsignedInteger

use of org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger in project qpid-broker-j by apache.

the class FlowTest method synchronousGetWithTimeoutNonEmptyQueue.

@Test
@SpecificationTest(section = "2.6.8", description = "Synchronous get with a timeout is accomplished by incrementing the link-credit," + " sending the updated flow state and waiting for the link-credit to be consumed." + " When the desired time has elapsed the receiver then sets the drain flag and sends" + " the newly updated flow state again, while continuing to wait for the link-credit" + " to be consumed.")
public void synchronousGetWithTimeoutNonEmptyQueue() throws Exception {
    BrokerAdmin brokerAdmin = getBrokerAdmin();
    brokerAdmin.createQueue(BrokerAdmin.TEST_QUEUE_NAME);
    String messageContent = "Test";
    brokerAdmin.putMessageOnQueue(BrokerAdmin.TEST_QUEUE_NAME, messageContent);
    final InetSocketAddress addr = brokerAdmin.getBrokerAddress(BrokerAdmin.PortType.ANONYMOUS_AMQP);
    try (FrameTransport transport = new FrameTransport(addr).connect()) {
        Interaction interaction = transport.newInteraction().negotiateProtocol().consumeResponse().open().consumeResponse(Open.class).begin().consumeResponse(Begin.class).attachRole(Role.RECEIVER).attachSourceAddress(BrokerAdmin.TEST_QUEUE_NAME).attach().consumeResponse(Attach.class);
        Attach remoteAttach = interaction.getLatestResponse(Attach.class);
        UnsignedInteger remoteHandle = remoteAttach.getHandle();
        assertThat(remoteHandle, is(notNullValue()));
        Object receivedMessageContent = interaction.flowIncomingWindow(UnsignedInteger.valueOf(1)).flowNextIncomingId(UnsignedInteger.ZERO).flowLinkCredit(UnsignedInteger.ONE).flowDrain(Boolean.FALSE).flowEcho(Boolean.FALSE).flowHandleFromLinkHandle().flow().receiveDelivery().decodeLatestDelivery().getDecodedLatestDelivery();
        assertThat(receivedMessageContent, is(equalTo(messageContent)));
        assertThat(interaction.getLatestDeliveryId(), is(equalTo(UnsignedInteger.ZERO)));
        Flow responseFlow = interaction.flowNextIncomingId(UnsignedInteger.ONE).flowLinkCredit(UnsignedInteger.ONE).flowDrain(Boolean.TRUE).flowEcho(Boolean.FALSE).flowHandleFromLinkHandle().flow().consumeResponse().getLatestResponse(Flow.class);
        assertThat(responseFlow.getHandle(), is(equalTo(remoteHandle)));
        assertThat(responseFlow.getLinkCredit(), is(equalTo(UnsignedInteger.ZERO)));
    }
}

Example 17 with UnsignedInteger

use of org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger in project qpid-broker-j by apache.

the class FlowTest method stoppingALink.

@Test
@SpecificationTest(section = "2.6.10", description = "Stopping the transfers on a given link is accomplished by updating the link-credit" + " to be zero and sending the updated flow state. [...]" + " The echo field of the flow frame MAY be used to request the sender’s flow state" + " be echoed back. This MAY be used to determine when the link has finally quiesced.")
public void stoppingALink() throws Exception {
    BrokerAdmin brokerAdmin = getBrokerAdmin();
    brokerAdmin.createQueue(BrokerAdmin.TEST_QUEUE_NAME);
    String messageContent1 = "Test1";
    String messageContent2 = "Test2";
    brokerAdmin.putMessageOnQueue(BrokerAdmin.TEST_QUEUE_NAME, messageContent1);
    brokerAdmin.putMessageOnQueue(BrokerAdmin.TEST_QUEUE_NAME, messageContent2);
    final InetSocketAddress addr = brokerAdmin.getBrokerAddress(BrokerAdmin.PortType.ANONYMOUS_AMQP);
    try (FrameTransport transport = new FrameTransport(addr).connect()) {
        Interaction interaction = transport.newInteraction().negotiateProtocol().consumeResponse().open().consumeResponse(Open.class).begin().consumeResponse(Begin.class).attachRole(Role.RECEIVER).attachSourceAddress(BrokerAdmin.TEST_QUEUE_NAME).attach().consumeResponse(Attach.class);
        Attach remoteAttach = interaction.getLatestResponse(Attach.class);
        UnsignedInteger remoteHandle = remoteAttach.getHandle();
        assertThat(remoteHandle, is(notNullValue()));
        Object receivedMessageContent1 = interaction.flowIncomingWindow(UnsignedInteger.valueOf(2)).flowNextIncomingId(UnsignedInteger.ZERO).flowLinkCredit(UnsignedInteger.ONE).flowHandleFromLinkHandle().flow().receiveDelivery().decodeLatestDelivery().getDecodedLatestDelivery();
        assertThat(receivedMessageContent1, is(equalTo(messageContent1)));
        assertThat(interaction.getLatestDeliveryId(), is(equalTo(UnsignedInteger.ZERO)));
        Flow responseFlow = interaction.flowNextIncomingId(UnsignedInteger.ONE).flowLinkCredit(UnsignedInteger.ZERO).flowHandleFromLinkHandle().flowEcho(Boolean.TRUE).flow().consumeResponse().getLatestResponse(Flow.class);
        assertThat(responseFlow.getHandle(), is(equalTo(remoteHandle)));
        assertThat(responseFlow.getLinkCredit(), is(equalTo(UnsignedInteger.ZERO)));
    }
}

Example 18 with UnsignedInteger

use of org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger in project qpid-broker-j by apache.

the class AbstractLinkEndpoint method sendFlowConditional.

public void sendFlowConditional() {
    if (_lastSentCreditLimit != null) {
        if (_stoppedUpdated) {
            sendFlow(false);
            _stoppedUpdated = false;
        } else {
            UnsignedInteger clientsCredit = _lastSentCreditLimit.subtract(_deliveryCount.unsignedIntegerValue());
            // client has used up over half their credit allowance ?
            boolean sendFlow = _linkCredit.subtract(clientsCredit).compareTo(clientsCredit) >= 0;
            if (sendFlow) {
                sendFlow(false);
            } else {
                getSession().sendFlowConditional();
            }
        }
    } else {
        sendFlow(false);
    }
}

Example 19 with UnsignedInteger

use of org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger in project qpid-broker-j by apache.

the class ConsumerTarget_1_0 method doSend.

@Override
public void doSend(final MessageInstanceConsumer consumer, final MessageInstance entry, boolean batch) {
    ServerMessage serverMessage = entry.getMessage();
    Message_1_0 message;
    final MessageConverter<? super ServerMessage, Message_1_0> converter;
    if (serverMessage instanceof Message_1_0) {
        converter = null;
        message = (Message_1_0) serverMessage;
    } else {
        converter = (MessageConverter<? super ServerMessage, Message_1_0>) MessageConverterRegistry.getConverter(serverMessage.getClass(), Message_1_0.class);
        if (converter == null) {
            throw new ServerScopedRuntimeException(String.format("Could not find message converter from '%s' to '%s'." + " This is unexpected since we should not try to send if the converter is not present.", serverMessage.getClass(), Message_1_0.class));
        }
        message = converter.convert(serverMessage, _linkEndpoint.getAddressSpace());
    }
    Transfer transfer = new Transfer();
    try {
        QpidByteBuffer bodyContent = message.getContent();
        HeaderSection headerSection = message.getHeaderSection();
        UnsignedInteger ttl = headerSection == null ? null : headerSection.getValue().getTtl();
        if (entry.getDeliveryCount() != 0 || ttl != null) {
            Header header = new Header();
            if (headerSection != null) {
                final Header oldHeader = headerSection.getValue();
                header.setDurable(oldHeader.getDurable());
                header.setPriority(oldHeader.getPriority());
                if (ttl != null) {
                    long timeSpentOnBroker = System.currentTimeMillis() - message.getArrivalTime();
                    final long adjustedTtl = Math.max(0L, ttl.longValue() - timeSpentOnBroker);
                    header.setTtl(UnsignedInteger.valueOf(adjustedTtl));
                }
                headerSection.dispose();
            }
            if (entry.getDeliveryCount() != 0) {
                header.setDeliveryCount(UnsignedInteger.valueOf(entry.getDeliveryCount()));
            }
            headerSection = header.createEncodingRetainingSection();
        }
        List<QpidByteBuffer> payload = new ArrayList<>();
        if (headerSection != null) {
            payload.add(headerSection.getEncodedForm());
            headerSection.dispose();
        }
        EncodingRetainingSection<?> section;
        if ((section = message.getDeliveryAnnotationsSection()) != null) {
            payload.add(section.getEncodedForm());
            section.dispose();
        }
        if ((section = message.getMessageAnnotationsSection()) != null) {
            payload.add(section.getEncodedForm());
            section.dispose();
        }
        if ((section = message.getPropertiesSection()) != null) {
            payload.add(section.getEncodedForm());
            section.dispose();
        }
        if ((section = message.getApplicationPropertiesSection()) != null) {
            payload.add(section.getEncodedForm());
            section.dispose();
        }
        payload.add(bodyContent);
        if ((section = message.getFooterSection()) != null) {
            payload.add(section.getEncodedForm());
            section.dispose();
        }
        try (QpidByteBuffer combined = QpidByteBuffer.concatenate(payload)) {
            transfer.setPayload(combined);
        }
        payload.forEach(QpidByteBuffer::dispose);
        byte[] data = new byte[8];
        ByteBuffer.wrap(data).putLong(_deliveryTag++);
        final Binary tag = new Binary(data);
        transfer.setDeliveryTag(tag);
        if (_linkEndpoint.isAttached()) {
            if (SenderSettleMode.SETTLED.equals(getEndpoint().getSendingSettlementMode())) {
                transfer.setSettled(true);
            } else {
                final UnsettledAction action;
                if (_acquires) {
                    action = new DispositionAction(tag, entry, consumer);
                    addUnacknowledgedMessage(entry);
                } else {
                    action = new DoNothingAction();
                }
                _linkEndpoint.addUnsettled(tag, action, entry);
            }
            if (_transactionId != null) {
                TransactionalState state = new TransactionalState();
                state.setTxnId(_transactionId);
                transfer.setState(state);
            }
            if (_acquires && _transactionId != null) {
                try {
                    ServerTransaction txn = _linkEndpoint.getTransaction(_transactionId);
                    txn.addPostTransactionAction(new ServerTransaction.Action() {

                        @Override
                        public void postCommit() {
                        }

                        @Override
                        public void onRollback() {
                            entry.release(consumer);
                            _linkEndpoint.updateDisposition(tag, null, true);
                        }
                    });
                } catch (UnknownTransactionException e) {
                    entry.release(consumer);
                    getEndpoint().close(new Error(TransactionError.UNKNOWN_ID, e.getMessage()));
                    return;
                }
            }
            getSession().getAMQPConnection().registerMessageDelivered(message.getSize());
            getEndpoint().transfer(transfer, false);
        } else {
            entry.release(consumer);
        }
    } finally {
        transfer.dispose();
        if (converter != null) {
            converter.dispose(message);
        }
    }
}

Example 20 with UnsignedInteger

use of org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger in project qpid-broker-j by apache.

the class MessageConverter_from_1_0 method getTtl.

public static Long getTtl(final Message_1_0 serverMsg) {
    HeaderSection headerSection = serverMsg.getHeaderSection();
    if (headerSection != null) {
        Header header = headerSection.getValue();
        headerSection.dispose();
        if (header != null) {
            UnsignedInteger ttl = header.getTtl();
            if (ttl != null) {
                return ttl.longValue();
            }
        }
    }
    return null;
}