protected internal override void RemoveNode(SiteMapNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
SiteMapProvider provider = node.Provider;
if (provider != this)
{
for (SiteMapProvider provider2 = provider.ParentProvider; provider2 != this; provider2 = provider2.ParentProvider)
{
if (provider2 == null)
{
throw new InvalidOperationException(System.Web.SR.GetString("XmlSiteMapProvider_cannot_remove_node", new object[] { node.ToString(), this.Name, provider.Name }));
}
}
}
if (node.Equals(provider.GetRootNodeCore()))
{
throw new InvalidOperationException(System.Web.SR.GetString("SiteMapProvider_cannot_remove_root_node"));
}
if (provider != this)
{
provider.RemoveNode(node);
}
base.RemoveNode(node);
}
protected internal override void RemoveNode(SiteMapNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
SiteMapProvider ownerProvider = node.Provider;
if (ownerProvider != this)
{
// Only nodes defined in this provider tree can be removed.
SiteMapProvider parentProvider = ownerProvider.ParentProvider;
while (parentProvider != this)
{
if (parentProvider == null)
{
// Cannot remove nodes defined in other providers
throw new InvalidOperationException(
SR.GetString(SR.XmlSiteMapProvider_cannot_remove_node, node.ToString(),
this.Name, ownerProvider.Name));
}
parentProvider = parentProvider.ParentProvider;
}
}
if (node.Equals(ownerProvider.GetRootNodeCore()))
{
throw new InvalidOperationException(SR.GetString(SR.SiteMapProvider_cannot_remove_root_node));
}
if (ownerProvider != this)
{
// Remove node from the owner provider.
ownerProvider.RemoveNode(node);
}
base.RemoveNode(node);
}
