/// <summary>
/// Lists the service classes that provide implementations of the contracts supported by this factory.
/// </summary>
/// <returns></returns>
public ICollection <Type> ListServiceClasses()
{
return(CollectionUtils.Map <ExtensionInfo, Type>(_serviceExtensionPoint.ListExtensions(),
delegate(ExtensionInfo info) { return info.ExtensionClass.Resolve(); }));
}
