Search in sources :

Example 1 with PublishRequest

use of org.eclipse.milo.opcua.stack.core.types.structured.PublishRequest in project milo by eclipse.

the class SubscriptionManager method publish.

public void publish(ServiceRequest service) {
    PublishRequest request = (PublishRequest) service.getRequest();
    SubscriptionAcknowledgement[] acknowledgements = request.getSubscriptionAcknowledgements();
    if (acknowledgements != null) {
        StatusCode[] results = new StatusCode[acknowledgements.length];
        for (int i = 0; i < acknowledgements.length; i++) {
            SubscriptionAcknowledgement acknowledgement = acknowledgements[i];
            UInteger sequenceNumber = acknowledgement.getSequenceNumber();
            UInteger subscriptionId = acknowledgement.getSubscriptionId();
            Subscription subscription = subscriptions.get(subscriptionId);
            if (subscription == null) {
                logger.debug("Can't acknowledge sequenceNumber={} on subscriptionId={}; id not valid for this session", sequenceNumber, subscriptionId);
                results[i] = new StatusCode(StatusCodes.Bad_SubscriptionIdInvalid);
            } else {
                logger.debug("Acknowledging sequenceNumber={} on subscriptionId={}", sequenceNumber, subscriptionId);
                results[i] = subscription.acknowledge(sequenceNumber);
            }
        }
        service.attr(KEY_ACK_RESULTS).set(results);
    }
    if (!transferred.isEmpty()) {
        Subscription subscription = transferred.remove(0);
        subscription.returnStatusChangeNotification(service, new StatusCode(StatusCodes.Good_SubscriptionTransferred));
        return;
    }
    if (subscriptions.isEmpty()) {
        service.setServiceFault(StatusCodes.Bad_NoSubscription);
        return;
    }
    publishQueue.addRequest(service);
}
Also used : SubscriptionAcknowledgement(org.eclipse.milo.opcua.stack.core.types.structured.SubscriptionAcknowledgement) UInteger(org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.UInteger) PublishRequest(org.eclipse.milo.opcua.stack.core.types.structured.PublishRequest) StatusCode(org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode) Unsigned.uint(org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.Unsigned.uint)

Example 2 with PublishRequest

use of org.eclipse.milo.opcua.stack.core.types.structured.PublishRequest in project milo by eclipse.

the class OpcUaSubscriptionManager method sendPublishRequest.

private void sendPublishRequest(UaSession session, AtomicLong pendingCount) {
    List<SubscriptionAcknowledgement> subscriptionAcknowledgements = new ArrayList<>();
    subscriptions.values().forEach(subscription -> {
        synchronized (subscription.availableAcknowledgements) {
            subscription.availableAcknowledgements.forEach(sequenceNumber -> subscriptionAcknowledgements.add(new SubscriptionAcknowledgement(subscription.getSubscriptionId(), sequenceNumber)));
            subscription.availableAcknowledgements.clear();
        }
    });
    RequestHeader requestHeader = client.getStackClient().newRequestHeader(session.getAuthenticationToken(), getTimeoutHint());
    UInteger requestHandle = requestHeader.getRequestHandle();
    PublishRequest request = new PublishRequest(requestHeader, subscriptionAcknowledgements.toArray(new SubscriptionAcknowledgement[0]));
    if (logger.isDebugEnabled()) {
        String[] ackStrings = subscriptionAcknowledgements.stream().map(ack -> String.format("id=%s/seq=%s", ack.getSubscriptionId(), ack.getSequenceNumber())).toArray(String[]::new);
        logger.debug("Sending PublishRequest, requestHandle={}, acknowledgements={}", requestHandle, Arrays.toString(ackStrings));
    }
    client.<PublishResponse>sendRequest(request).whenComplete((response, ex) -> {
        if (response != null) {
            logger.debug("Received PublishResponse, sequenceNumber={}", response.getNotificationMessage().getSequenceNumber());
            processingQueue.submit(() -> onPublishComplete(response, pendingCount));
        } else {
            StatusCode statusCode = UaException.extract(ex).map(UaException::getStatusCode).orElse(StatusCode.BAD);
            logger.debug("Publish service failure (requestHandle={}): {}", requestHandle, statusCode, ex);
            pendingCount.getAndUpdate(p -> (p > 0) ? p - 1 : 0);
            if (statusCode.getValue() != StatusCodes.Bad_NoSubscription && statusCode.getValue() != StatusCodes.Bad_TooManyPublishRequests) {
                maybeSendPublishRequests();
            }
            UaException uax = UaException.extract(ex).orElse(new UaException(ex));
            subscriptionListeners.forEach(l -> l.onPublishFailure(uax));
        }
    });
}
Also used : Arrays(java.util.Arrays) ScheduledFuture(java.util.concurrent.ScheduledFuture) BiFunction(java.util.function.BiFunction) CompletableFuture.completedFuture(java.util.concurrent.CompletableFuture.completedFuture) UaSubscriptionManager(org.eclipse.milo.opcua.sdk.client.api.subscriptions.UaSubscriptionManager) LoggerFactory(org.slf4j.LoggerFactory) ExtensionObject(org.eclipse.milo.opcua.stack.core.types.builtin.ExtensionObject) PublishRequest(org.eclipse.milo.opcua.stack.core.types.structured.PublishRequest) DateTime(org.eclipse.milo.opcua.stack.core.types.builtin.DateTime) Unsigned.uint(org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.Unsigned.uint) UaSubscription(org.eclipse.milo.opcua.sdk.client.api.subscriptions.UaSubscription) Unit(org.eclipse.milo.opcua.stack.core.util.Unit) Map(java.util.Map) BigInteger(java.math.BigInteger) CreateSubscriptionResponse(org.eclipse.milo.opcua.stack.core.types.structured.CreateSubscriptionResponse) NodeId(org.eclipse.milo.opcua.stack.core.types.builtin.NodeId) UByte(org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.UByte) EventNotificationList(org.eclipse.milo.opcua.stack.core.types.structured.EventNotificationList) RepublishResponse(org.eclipse.milo.opcua.stack.core.types.structured.RepublishResponse) SubscriptionAcknowledgement(org.eclipse.milo.opcua.stack.core.types.structured.SubscriptionAcknowledgement) List(java.util.List) Lists.newArrayList(com.google.common.collect.Lists.newArrayList) Variant(org.eclipse.milo.opcua.stack.core.types.builtin.Variant) EventFieldList(org.eclipse.milo.opcua.stack.core.types.structured.EventFieldList) StatusCode(org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode) UaSession(org.eclipse.milo.opcua.sdk.client.api.UaSession) DataValue(org.eclipse.milo.opcua.stack.core.types.builtin.DataValue) OpcUaClient(org.eclipse.milo.opcua.sdk.client.OpcUaClient) NotificationMessage(org.eclipse.milo.opcua.stack.core.types.structured.NotificationMessage) CompletableFuture(java.util.concurrent.CompletableFuture) DataChangeNotification(org.eclipse.milo.opcua.stack.core.types.structured.DataChangeNotification) AtomicReference(java.util.concurrent.atomic.AtomicReference) Function(java.util.function.Function) ArrayList(java.util.ArrayList) ConcurrentMap(java.util.concurrent.ConcurrentMap) RequestHeader(org.eclipse.milo.opcua.stack.core.types.structured.RequestHeader) Lists(com.google.common.collect.Lists) ImmutableList(com.google.common.collect.ImmutableList) ConversionUtil.l(org.eclipse.milo.opcua.stack.core.util.ConversionUtil.l) UaMonitoredItem(org.eclipse.milo.opcua.sdk.client.api.subscriptions.UaMonitoredItem) StatusCodes(org.eclipse.milo.opcua.stack.core.StatusCodes) FutureUtils.failedUaFuture(org.eclipse.milo.opcua.stack.core.util.FutureUtils.failedUaFuture) SessionActivityListener(org.eclipse.milo.opcua.sdk.client.SessionActivityListener) StatusChangeNotification(org.eclipse.milo.opcua.stack.core.types.structured.StatusChangeNotification) ExecutionQueue(org.eclipse.milo.opcua.stack.core.util.ExecutionQueue) Logger(org.slf4j.Logger) MonitoredItemNotification(org.eclipse.milo.opcua.stack.core.types.structured.MonitoredItemNotification) PublishResponse(org.eclipse.milo.opcua.stack.core.types.structured.PublishResponse) UInteger(org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.UInteger) Maps(com.google.common.collect.Maps) TimeUnit(java.util.concurrent.TimeUnit) AtomicLong(java.util.concurrent.atomic.AtomicLong) ModifySubscriptionResponse(org.eclipse.milo.opcua.stack.core.types.structured.ModifySubscriptionResponse) UaException(org.eclipse.milo.opcua.stack.core.UaException) Comparator(java.util.Comparator) Collections(java.util.Collections) SubscriptionAcknowledgement(org.eclipse.milo.opcua.stack.core.types.structured.SubscriptionAcknowledgement) UaException(org.eclipse.milo.opcua.stack.core.UaException) Lists.newArrayList(com.google.common.collect.Lists.newArrayList) ArrayList(java.util.ArrayList) UInteger(org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.UInteger) RequestHeader(org.eclipse.milo.opcua.stack.core.types.structured.RequestHeader) PublishRequest(org.eclipse.milo.opcua.stack.core.types.structured.PublishRequest) StatusCode(org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode)

Aggregations

StatusCode (org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode)2 UInteger (org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.UInteger)2 Unsigned.uint (org.eclipse.milo.opcua.stack.core.types.builtin.unsigned.Unsigned.uint)2 ImmutableList (com.google.common.collect.ImmutableList)1 Lists (com.google.common.collect.Lists)1 Lists.newArrayList (com.google.common.collect.Lists.newArrayList)1 Maps (com.google.common.collect.Maps)1 BigInteger (java.math.BigInteger)1 ArrayList (java.util.ArrayList)1 Arrays (java.util.Arrays)1 Collections (java.util.Collections)1 Comparator (java.util.Comparator)1 List (java.util.List)1 Map (java.util.Map)1 CompletableFuture (java.util.concurrent.CompletableFuture)1 CompletableFuture.completedFuture (java.util.concurrent.CompletableFuture.completedFuture)1 ConcurrentMap (java.util.concurrent.ConcurrentMap)1 ScheduledFuture (java.util.concurrent.ScheduledFuture)1 TimeUnit (java.util.concurrent.TimeUnit)1 AtomicLong (java.util.concurrent.atomic.AtomicLong)1