Top 10 Examples of "node-opcua-service-browse in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'node-opcua-service-browse' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
ClientSession.prototype.getArgumentDefinition = function (methodId, callback) {
assert(_.isFunction(callback));
assert(methodId instanceof NodeId);
const session = this;
const browseDescription = new browse_service.BrowseDescription({
nodeId: methodId,
referenceTypeId: resolveNodeId("HasProperty"),
browseDirection: BrowseDirection.Forward,
nodeClassMask: 0,// makeNodeClassMask("Variable"),
includeSubtypes: true,
resultMask: makeResultMask("BrowseName")
});
//Xx console.log("xxxx browseDescription", util.inspect(browseDescription, {colors: true, depth: 10}));
session.browse(browseDescription, function (err, browseResult) {
/* istanbul ignore next */
if (err) {
return callback(err);
}
browseResult.references = browseResult.references || [];self.performMessageTransaction(request, function (err, response) {
let i, r;
if (err) {
return callback(err, response);
}
assert(response instanceof browse_service.BrowseResponse);
if (self.requestedMaxReferencesPerNode > 0) {
for (i = 0; i < response.results.length; i++) {
r = response.results[i];
/* istanbul ignore next */
if (r.references && r.references.length > self.requestedMaxReferencesPerNode) {
console.log("warning".yellow + " BrowseResponse : server didn't take into account our requestedMaxReferencesPerNode ");
console.log(" self.requestedMaxReferencesPerNode= " + self.requestedMaxReferencesPerNode);
console.log(" got " + r.references.length + "for " + nodesToBrowse[i].nodeId.toString());
console.log(" continuationPoint ", r.continuationPoint);
}
}
}
for (i = 0; i < response.results.length; i++) {function __findBasicDataType(session, dataTypeId, callback) {
assert(dataTypeId instanceof NodeId);
if (dataTypeId.value <= 25) {
// we have a well-known DataType
const dataType = DataType.get(dataTypeId.value);
callback(null, dataType);
} else {
// let's browse for the SuperType of this object
const nodeToBrowse = new browse_service.BrowseDescription({
referenceTypeId: makeNodeId(ReferenceTypeIds.HasSubtype),
includeSubtypes: false,
browseDirection: BrowseDirection.Inverse,
nodeId: dataTypeId,
resultMask: resultMask
});
session.browse(nodeToBrowse, function (err, browseResult) {
if (err) return callback(err);
const baseDataType = browseResult.references[0].nodeId;
return __findBasicDataType(session, baseDataType, callback);
});
}
}export function getArgumentDefinitionHelper(
session: IBasicSession,
methodId: MethodId,
callback: ResponseCallback
) {
const browseDescription = new BrowseDescription({
browseDirection: BrowseDirection.Forward,
includeSubtypes: true,
nodeClassMask: 0, // makeNodeClassMask("Variable"),
nodeId: methodId,
referenceTypeId: resolveNodeId("HasProperty"),
resultMask: makeResultMask("BrowseName")
});
session.browse(browseDescription, (err: Error | null, browseResult?: BrowseResult) => {
/* istanbul ignore next */
if (err) {
return callback(err);
}
if (!browseResult) {
return callback(new Error("Invalid"));export async function exploreDataTypeDefinition(
session: IBasicSession,
dataTypeDictionaryTypeNode: NodeId,
typeDictionary: TypeDictionary,
namespaces: string[]
) {
const nodeToBrowse = {
browseDirection: BrowseDirection.Forward,
includeSubtypes: false,
nodeClassMask: makeNodeClassMask("Variable"),
nodeId: dataTypeDictionaryTypeNode,
referenceTypeId: resolveNodeId("HasComponent"),
resultMask: makeResultMask("ReferenceType | IsForward | BrowseName | NodeClass | TypeDefinition")
};
const result = await session.browse(nodeToBrowse);
const references = result.references || [];
/* istanbul ignore next */
if (references.length === 0) {
return;
}
// request the Definition of each nodes
const nodesToBrowse2 = references.map((ref: ReferenceDescription) => {if (typeof nodeId === "string") {
const node = addressSpace.findNode(addressSpace.resolveNodeId(nodeId));
if (node) {
nodeId = node.nodeId;
}
}
const browseResult = {
statusCode: StatusCodes.Good,
continuationPoint: null,
references: null
};
if (browseDescription.browseDirection === BrowseDirection.Invalid) {
browseResult.statusCode = StatusCodes.BadBrowseDirectionInvalid;
return new BrowseResult(browseResult);
}
// check if referenceTypeId is correct
if (browseDescription.referenceTypeId instanceof NodeId) {
if (browseDescription.referenceTypeId.value === 0) {
browseDescription.referenceTypeId = null;
} else {
const rf = addressSpace.findNode(browseDescription.referenceTypeId);
if (!rf || !(rf instanceof ReferenceType)) {
browseResult.statusCode = StatusCodes.BadReferenceTypeIdInvalid;
return new BrowseResult(browseResult);
}
}
}
const obj = addressSpace.findNode(nodeId);public browseSingleNode(
nodeId: NodeIdLike,
browseDescription: BrowseDescription,
context?: SessionContext
): BrowseResult {
const browseResult: BrowseResultOptions = {
continuationPoint: undefined,
references: null,
statusCode: StatusCodes.Good
};
if (!browseDescription || browseDescription.browseDirection === BrowseDirection.Invalid) {
browseResult.statusCode = StatusCodes.BadBrowseDirectionInvalid;
return new BrowseResult(browseResult);
}
browseDescription.browseDirection =
adjustBrowseDirection(browseDescription.browseDirection, BrowseDirection.Forward);
/* istanbul ignore next */
if (typeof nodeId === "number") {
throw new Error("Not Implemented");
}
if (typeof nodeId === "string") {
const node = this.findNode(this.resolveNodeId(nodeId));
if (node) {
nodeId = node.nodeId;
}
}function coerceBrowseDescription(data) {
if (typeof data === "string" || data instanceof NodeId) {
return coerceBrowseDescription({
nodeId: data,
includeSubtypes: true,
browseDirection: BrowseDirection.Forward,
nodeClassMask: 0,
resultMask: 63,
referenceTypeId: "HierarchicalReferences"
});
} else {
data.nodeId = resolveNodeId(data.nodeId);
data.referenceTypeId = data.referenceTypeId ? resolveNodeId(data.referenceTypeId) : null;
return new browse_service.BrowseDescription(data);
}
}const CallRequest = call_service.CallRequest;
const CallResponse = call_service.CallResponse;
const ReadRequest = read_service.ReadRequest;
const ReadResponse = read_service.ReadResponse;
const WriteRequest = write_service.WriteRequest;
const WriteResponse = write_service.WriteResponse;
const ReadValueId = read_service.ReadValueId;
const HistoryReadRequest = historizing_service.HistoryReadRequest;
const HistoryReadResponse = historizing_service.HistoryReadResponse;
const BrowseRequest = browse_service.BrowseRequest;
const BrowseResponse = browse_service.BrowseResponse;
const BrowseNextRequest = browse_service.BrowseNextRequest;
const BrowseNextResponse = browse_service.BrowseNextResponse;
const RegisterNodesRequest = register_node_service.RegisterNodesRequest;
const RegisterNodesResponse = register_node_service.RegisterNodesResponse;
const UnregisterNodesRequest = register_node_service.UnregisterNodesRequest;
const UnregisterNodesResponse = register_node_service.UnregisterNodesResponse;
const TranslateBrowsePathsToNodeIdsRequest = translate_service.TranslateBrowsePathsToNodeIdsRequest;
const TranslateBrowsePathsToNodeIdsResponse = translate_service.TranslateBrowsePathsToNodeIdsResponse;
const NodeId = require("node-opcua-nodeid").NodeId;
const DataValue = require("node-opcua-data-value").DataValue;} else {
assert(reference.nodeId, obj.nodeId);
data = {
referenceTypeId: (resultMask & ResultMask.ReferenceType) ? referenceTypeId : null,
isForward: (resultMask &ResultMask.IsForward) ? isForward : false,
nodeId: obj.nodeId,
browseName: (resultMask & ResultMask.BrowseName) ? coerceQualifiedName(obj.browseName) : null,
displayName: (resultMask & ResultMask.DisplayName) ? coerceLocalizedText(obj.displayName[0]) : null,
nodeClass: (resultMask & ResultMask.NodeClass) ? obj.nodeClass : NodeClass.Unspecified,
typeDefinition: (resultMask & ResultMask.TypeDefinition) ? obj.typeDefinition : null
};
}
if (data.typeDefinition === null) {
data.typeDefinition = NodeId.nullNodeId;
}
const referenceDescription = new ReferenceDescription(data);
return referenceDescription;
}