/// <summary>
/// Converts a UA Aggregate ID to a HDA aggregate ID
/// </summary>
/// <param name="nodeId">The node id.</param>
/// <param name="namespaceIndex">Index of the namespace.</param>
/// <returns></returns>
public static uint HdaAggregateToUaAggregate(NodeId nodeId, ushort namespaceIndex)
{
// check for valid node.
if (nodeId == null)
{
return(0);
}
// check for built in aggregate.
uint aggregateId = ComUtils.GetHdaAggregateId(nodeId);
if (aggregateId != 0)
{
return(aggregateId);
}
// parse the node id.
HdaParsedNodeId parsedNodeId = HdaParsedNodeId.Parse(nodeId);
if (parsedNodeId == null || namespaceIndex != parsedNodeId.NamespaceIndex || parsedNodeId.RootType != HdaModelUtils.HdaAggregate)
{
return(0);
}
return(parsedNodeId.AggregateId);
}
/// <summary>
/// Converts a HDA Aggregate ID to a UA aggregate ID
/// </summary>
/// <param name="aggregateId">The aggregate id.</param>
/// <param name="namespaceIndex">Index of the namespace.</param>
/// <returns></returns>
public static NodeId HdaAggregateToUaAggregate(uint aggregateId, ushort namespaceIndex)
{
NodeId nodeId = ComUtils.GetHdaAggregateId(aggregateId);
if (nodeId != null)
{
return(nodeId);
}
return(HdaParsedNodeId.Construct(HdaAggregate, aggregateId.ToString(), null, namespaceIndex));
}
/// <summary>
/// Constructs the node id for an aggregate function.
/// </summary>
/// <param name="aggregateId">The aggregate id.</param>
/// <param name="namespaceIndex">Index of the namespace.</param>
/// <returns></returns>
public static NodeId ConstructIdForHdaAggregate(uint aggregateId, ushort namespaceIndex)
{
// check for built in aggregates.
NodeId nodeId = ComUtils.GetHdaAggregateId(aggregateId);
if (nodeId != null)
{
return(nodeId);
}
// server specific aggregates.
ParsedNodeId parsedNodeId = new ParsedNodeId();
parsedNodeId.RootId = aggregateId.ToString();
parsedNodeId.NamespaceIndex = namespaceIndex;
parsedNodeId.RootType = HdaAggregate;
return(parsedNodeId.Construct());
}