/// <devdoc>
/// <para>Add single node to provider tree and sets the parent-child relation.</para>
/// </devdoc>
protected internal override void AddNode(SiteMapNode node, SiteMapNode parentNode)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
lock (_lock) {
bool validUrl = false;
string url = node.Url;
if (!String.IsNullOrEmpty(url))
{
if (HttpRuntime.AppDomainAppVirtualPath != null)
{
if (!UrlPath.IsAbsolutePhysicalPath(url))
{
url = UrlPath.Combine(HttpRuntime.AppDomainAppVirtualPathString, url);
// Normalize url
url = UrlPath.MakeVirtualPathAppAbsolute(url);
}
if (UrlTable[url] != null)
{
throw new InvalidOperationException(
SR.GetString(SR.XmlSiteMapProvider_Multiple_Nodes_With_Identical_Url, url));
}
}
validUrl = true;
}
String key = node.Key;
Debug.Assert(key != null);
if (KeyTable.Contains(key))
{
throw new InvalidOperationException(
SR.GetString(SR.XmlSiteMapProvider_Multiple_Nodes_With_Identical_Key, key));
}
KeyTable[key] = node;
if (validUrl)
{
UrlTable[url] = node;
}
if (parentNode != null)
{
ParentNodeTable[node] = parentNode;
if (ChildNodeCollectionTable[parentNode] == null)
{
ChildNodeCollectionTable[parentNode] = new SiteMapNodeCollection();
}
((SiteMapNodeCollection)ChildNodeCollectionTable[parentNode]).Add(node);
}
}
}
protected internal override void RemoveNode(SiteMapNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
lock (_lock) {
SiteMapNode oldParent = (SiteMapNode)ParentNodeTable[node];
if (ParentNodeTable.Contains(node))
{
ParentNodeTable.Remove(node);
}
if (oldParent != null)
{
SiteMapNodeCollection collection = (SiteMapNodeCollection)ChildNodeCollectionTable[oldParent];
if (collection != null && collection.Contains(node))
{
collection.Remove(node);
}
}
string url = node.Url;
if (url != null && url.Length > 0 && UrlTable.Contains(url))
{
UrlTable.Remove(url);
}
string key = node.Key;
if (KeyTable.Contains(key))
{
KeyTable.Remove(key);
}
}
}
private void AddNodeInternal(SiteMapNode node, SiteMapNode parentNode, XmlNode xmlNode)
{
lock (_lock) {
String url = node.Url;
String key = node.Key;
bool isValidUrl = false;
// Only add the node to the url table if it's a static node.
if (!String.IsNullOrEmpty(url))
{
if (UrlTable[url] != null)
{
if (xmlNode != null)
{
throw new ConfigurationErrorsException(
SR.GetString(SR.XmlSiteMapProvider_Multiple_Nodes_With_Identical_Url, url),
xmlNode);
}
else
{
throw new InvalidOperationException(SR.GetString(
SR.XmlSiteMapProvider_Multiple_Nodes_With_Identical_Url, url));
}
}
isValidUrl = true;
}
if (KeyTable.Contains(key))
{
if (xmlNode != null)
{
throw new ConfigurationErrorsException(
SR.GetString(SR.XmlSiteMapProvider_Multiple_Nodes_With_Identical_Key, key),
xmlNode);
}
else
{
throw new InvalidOperationException(
SR.GetString(SR.XmlSiteMapProvider_Multiple_Nodes_With_Identical_Key, key));
}
}
if (isValidUrl)
{
UrlTable[url] = node;
}
KeyTable[key] = node;
// Add the new node into parentNode collection
if (parentNode != null)
{
ParentNodeTable[node] = parentNode;
if (ChildNodeCollectionTable[parentNode] == null)
{
ChildNodeCollectionTable[parentNode] = new SiteMapNodeCollection();
}
((SiteMapNodeCollection)ChildNodeCollectionTable[parentNode]).Add(node);
}
}
}