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public static Parse ( string textToParse ) : |
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| textToParse | string | |
| return | ||
/// <summary>
/// Parses a relative path formatted as a string.
/// </summary>
public static RelativePath Parse(string browsePath, ITypeTable typeTree)
{
if (typeTree == null)
{
throw new ArgumentNullException("typeTree");
}
// parse the string.
RelativePathFormatter formatter = RelativePathFormatter.Parse(browsePath);
// convert the browse names to node ids.
RelativePath relativePath = new RelativePath();
foreach (RelativePathFormatter.Element element in formatter.Elements)
{
RelativePathElement parsedElement = new RelativePathElement();
parsedElement.ReferenceTypeId = null;
parsedElement.IsInverse = false;
parsedElement.IncludeSubtypes = element.IncludeSubtypes;
parsedElement.TargetName = element.TargetName;
switch (element.ElementType)
{
case RelativePathFormatter.ElementType.AnyHierarchical: {
parsedElement.ReferenceTypeId = ReferenceTypeIds.HierarchicalReferences;
break;
}
case RelativePathFormatter.ElementType.AnyComponent: {
parsedElement.ReferenceTypeId = ReferenceTypeIds.Aggregates;
break;
}
case RelativePathFormatter.ElementType.ForwardReference: {
parsedElement.ReferenceTypeId = typeTree.FindReferenceType(element.ReferenceTypeName);
break;
}
case RelativePathFormatter.ElementType.InverseReference: {
parsedElement.ReferenceTypeId = typeTree.FindReferenceType(element.ReferenceTypeName);
parsedElement.IsInverse = true;
break;
}
}
if (NodeId.IsNull(parsedElement.ReferenceTypeId))
{
throw ServiceResultException.Create(
StatusCodes.BadSyntaxError,
"Could not convert BrowseName to a ReferenceTypeId: {0}",
element.ReferenceTypeName);
}
relativePath.Elements.Add(parsedElement);
}
return(relativePath);
}