/// <summary>
/// Finds a component that implements a given feature, which is a child of
/// the root. This will call back on the first match. It will call back
/// with null if none are found.
/// </summary>
/// <param name="featureURI">Feature to look for.</param>
/// <param name="handler">Callback to use when finished.</param>
/// <param name="state">Context to pass back to caller when complete</param>
public void BeginFindServiceWithFeature(string featureURI, DiscoNodeHandler handler, object state)
{
if (handler == null)
{
return; // prove I *didn't* call it. :)
}
FindServiceRequest req = new FindServiceRequest(featureURI, handler);
BeginGetItems(Root, new DiscoNodeHandler(req.GotRootItems), state); // hopefully enough to prevent GC.
}
/// <summary>
/// Finds a component that implements a given feature, which is a child of
/// the root. This will call back on the first match. It will call back
/// with null if none are found.
/// </summary>
/// <param name="featureURI">Feature to look for.</param>
/// <param name="handler">Callback to use when finished.</param>
/// <param name="state">Context to pass back to caller when complete</param>
public void BeginFindServiceWithFeature(string featureURI, DiscoNodeHandler handler, object state)
{
if (handler == null)
return; // prove I *didn't* call it. :)
FindServiceRequest req = new FindServiceRequest(featureURI, handler);
BeginGetItems(Root, new DiscoNodeHandler(req.GotRootItems), state); // hopefully enough to prevent GC.
}
