public virtual object Create(Object parent, Object context, XmlNode section) {
Hashtable res;
// start res off as a shallow clone of the parent
if (parent == null)
res = new Hashtable(StringComparer.OrdinalIgnoreCase);
else
res = (Hashtable)((Hashtable)parent).Clone();
// process XML
HandlerBase.CheckForUnrecognizedAttributes(section);
foreach (XmlNode child in section.ChildNodes) {
// skip whitespace and comments, throws if non-element
if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child))
continue;
// handle <add>, <remove>, <clear> tags
if (child.Name == "add") {
HandlerBase.CheckForChildNodes(child);
String key = HandlerBase.RemoveRequiredAttribute(child, KeyAttributeName);
String value;
if (ValueRequired)
value = HandlerBase.RemoveRequiredAttribute(child, ValueAttributeName);
else
value = HandlerBase.RemoveAttribute(child, ValueAttributeName);
HandlerBase.CheckForUnrecognizedAttributes(child);
if (value == null)
value = "";
res[key] = value;
}
else if (child.Name == "remove") {
HandlerBase.CheckForChildNodes(child);
String key = HandlerBase.RemoveRequiredAttribute(child, KeyAttributeName);
HandlerBase.CheckForUnrecognizedAttributes(child);
res.Remove(key);
}
else if (child.Name.Equals("clear")) {
HandlerBase.CheckForChildNodes(child);
HandlerBase.CheckForUnrecognizedAttributes(child);
res.Clear();
}
else {
HandlerBase.ThrowUnrecognizedElement(child);
}
}
return res;
}