public void SubRef4()
{
NodeRef nr = new NodeRef("/this/is/a/path");
NodeRef sr = new NodeRef("/not/a/path");
Assert.AreEqual("/not/a/path", nr.GetSubRef(sr).Path);
}
public void SubPluses()
{
NodeRef nr = new NodeRef("/Test +1/A");
NodeRef nr2 = new NodeRef("/Test +1");
NodeRef nr3 = nr2.GetSubRef(nr);
Assert.AreEqual("/A", nr3.ToString());
}
public void SubRef2()
{
NodeRef nr = new NodeRef("/this/is");
NodeRef sr = new NodeRef("/this/is");
Assert.AreEqual("/", nr.GetSubRef(sr).Path);
}
/// <summary>
/// Returns an attribute tree object that represents the path. If
/// the second parameter is true, then it automatically creates it
/// and any parent objects above it as needed.
///
/// This does not handle "/" path which means the current
/// one. Instead, you should retrieve it from the
/// AttributeTree["/"].
/// </summary>
public AttributeTree this[NodeRef nref, bool create]
{
get
{
// Throw exceptions for null
if (nref == null)
throw new UtilityException("Cannot retrieve a null node");
// If we have a zero-length path ("/"), then we mean this one,
// so ignore it.
if (nref.Count == 0)
return null;
// Grab the first element
string first = "/" + nref[0];
NodeRef firstRef = new NodeRef(first);
// Check for it
AttributeTree at = (AttributeTree) base.BaseGet(first);
if (at == null && !create)
{
// We can't find it and we can't create it
return null;
}
else if (at == null)
{
// Create it
at = baseTree.CreateClone();
at.OnCreatedAsChild(firstRef, baseTree);
Add(first, at);
}
// Return it down the path
NodeRef nr = firstRef.GetSubRef(nref);
return at[nr, create];
}
}
