public static T GetService <T>(this IAliothServiceProvider provider, String name, String version)
{
var s = (T)provider.GetService(typeof(T), name, version);
return(s == null ? default(T) : (T)s);
}
public static T GetService <T>(this IAliothServiceProvider provider)
{
var s = provider.GetService(typeof(T), null, null);
return(s == null ? default(T) : (T)s);
}