Examples with StatusCode org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode used on opensource projects

Example 16 with StatusCode

use of org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode in project milo by eclipse.

the class BrowsePathsHelper method translate.

private CompletableFuture<BrowsePathResult> translate(BrowsePath browsePath) {
    CompletableFuture<BrowsePathResult> future = new CompletableFuture<>();
    NodeId startingNode = browsePath.getStartingNode();
    RelativePath relativePath = browsePath.getRelativePath();
    if (startingNode.isNull()) {
        future.complete(new BrowsePathResult(new StatusCode(StatusCodes.Bad_NodeIdInvalid), new BrowsePathTarget[0]));
        return future;
    }
    List<RelativePathElement> relativePathElements = l(relativePath.getElements());
    if (relativePathElements.isEmpty()) {
        future.complete(new BrowsePathResult(new StatusCode(StatusCodes.Bad_NothingToDo), new BrowsePathTarget[0]));
        return future;
    }
    follow(startingNode, relativePathElements).whenComplete((targets, ex) -> {
        if (targets != null) {
            BrowsePathResult result;
            if (!targets.isEmpty()) {
                result = new BrowsePathResult(StatusCode.GOOD, a(targets, BrowsePathTarget.class));
            } else {
                result = new BrowsePathResult(new StatusCode(StatusCodes.Bad_NoMatch), new BrowsePathTarget[0]);
            }
            future.complete(result);
        } else {
            StatusCode statusCode = UaException.extractStatusCode(ex).orElse(new StatusCode(StatusCodes.Bad_NoMatch));
            BrowsePathResult result = new BrowsePathResult(statusCode, new BrowsePathTarget[0]);
            future.complete(result);
        }
    });
    return future;
}

Example 17 with StatusCode

use of org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode in project milo by eclipse.

the class Subscription method returnKeepAlive.

private void returnKeepAlive(ServiceRequest service) {
    ResponseHeader header = service.createResponseHeader();
    UInteger sequenceNumber = uint(currentSequenceNumber());
    NotificationMessage notificationMessage = new NotificationMessage(sequenceNumber, DateTime.now(), new ExtensionObject[0]);
    UInteger[] available = getAvailableSequenceNumbers();
    StatusCode[] acknowledgeResults = service.attr(KEY_ACK_RESULTS).get();
    PublishResponse response = new PublishResponse(header, subscriptionId, available, moreNotifications, notificationMessage, acknowledgeResults, new DiagnosticInfo[0]);
    service.setResponse(response);
    logger.debug("[id={}] returned keep-alive NotificationMessage sequenceNumber={}.", subscriptionId, sequenceNumber);
}

Example 18 with StatusCode

use of org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode in project milo by eclipse.

the class ManagedAddressSpace method write.

@Override
public void write(WriteContext context, List<WriteValue> writeValues) {
    List<StatusCode> results = Lists.newArrayListWithCapacity(writeValues.size());
    for (WriteValue writeValue : writeValues) {
        UaServerNode node = nodeManager.get(writeValue.getNodeId());
        if (node != null) {
            try {
                node.writeAttribute(new AttributeContext(context), writeValue.getAttributeId(), writeValue.getValue(), writeValue.getIndexRange());
                results.add(StatusCode.GOOD);
                logger.debug("Wrote value {} to {} attribute of {}", writeValue.getValue().getValue(), AttributeId.from(writeValue.getAttributeId()).map(Object::toString).orElse("unknown"), node.getNodeId());
            } catch (UaException e) {
                logger.error("Unable to write value={}", writeValue.getValue(), e);
                results.add(e.getStatusCode());
            }
        } else {
            results.add(new StatusCode(StatusCodes.Bad_NodeIdUnknown));
        }
    }
    context.success(results);
}

Example 19 with StatusCode

use of org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode in project milo by eclipse.

the class EventContentFilter method validateFilterElement.

private static ContentFilterElementResult validateFilterElement(@NotNull FilterContext context, @NotNull ContentFilterElement filterElement) {
    FilterOperator filterOperator = filterElement.getFilterOperator();
    if (!Operators.SUPPORTED_OPERATORS.contains(filterOperator)) {
        return new ContentFilterElementResult(new StatusCode(StatusCodes.Bad_FilterOperatorUnsupported), new StatusCode[0], new DiagnosticInfo[0]);
    }
    ExtensionObject[] xos = filterElement.getFilterOperands();
    if (xos == null || xos.length == 0) {
        return new ContentFilterElementResult(new StatusCode(StatusCodes.Bad_FilterOperandCountMismatch), new StatusCode[0], new DiagnosticInfo[0]);
    }
    FilterOperand[] operands = new FilterOperand[xos.length];
    StatusCode[] operandStatusCodes = new StatusCode[xos.length];
    for (int i = 0; i < xos.length; i++) {
        Object operand = xos[i].decodeOrNull(context.getServer().getSerializationContext());
        if (operand instanceof FilterOperand) {
            operands[i] = (FilterOperand) operand;
            if (operand instanceof SimpleAttributeOperand) {
                try {
                    validateSimpleOperand(context, (SimpleAttributeOperand) operand);
                    operandStatusCodes[i] = StatusCode.GOOD;
                } catch (ValidationException e) {
                    operandStatusCodes[i] = e.getStatusCode();
                }
            } else if (operand instanceof ElementOperand) {
                operandStatusCodes[i] = StatusCode.GOOD;
            } else if (operand instanceof LiteralOperand) {
                operandStatusCodes[i] = StatusCode.GOOD;
            } else {
                // includes AttributeOperand and any unknown/unhandle subclasses
                operandStatusCodes[i] = new StatusCode(StatusCodes.Bad_FilterOperandInvalid);
            }
        } else {
            operandStatusCodes[i] = new StatusCode(StatusCodes.Bad_FilterOperandInvalid);
        }
    }
    StatusCode operatorStatus = StatusCode.GOOD;
    try {
        Operator<?> operator = getOperator(filterOperator);
        operator.validate(context, operands);
    } catch (ValidationException e) {
        operatorStatus = e.getStatusCode();
    }
    return new ContentFilterElementResult(operatorStatus, operandStatusCodes, new DiagnosticInfo[0]);
}

Example 20 with StatusCode

use of org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode in project milo by eclipse.

the class NodeManagementServices method addNodes.

default void addNodes(AddNodesContext context, List<AddNodesItem> nodesToAdd) {
    AddNodesResult result = new AddNodesResult(new StatusCode(StatusCodes.Bad_NotSupported), NodeId.NULL_VALUE);
    context.success(Collections.nCopies(nodesToAdd.size(), result));
}