Skip to content

Instantly share code, notes, and snippets.

@d2funlife
Created September 20, 2017 19:21
Show Gist options
  • Save d2funlife/6f6121cb8a00005cdef76c3c2c3d76d4 to your computer and use it in GitHub Desktop.
Save d2funlife/6f6121cb8a00005cdef76c3c2c3d76d4 to your computer and use it in GitHub Desktop.
ControllerBuilder
namespace System.Web.Mvc
{
public class ControllerBuilder
{
private static ControllerBuilder _instance = new ControllerBuilder();
private Func<IControllerFactory> _factoryThunk = () => null;
private HashSet<string> _namespaces = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
private IResolver<IControllerFactory> _serviceResolver;
public ControllerBuilder()
: this(null)
{
}
internal ControllerBuilder(IResolver<IControllerFactory> serviceResolver)
{
_serviceResolver = serviceResolver ?? new SingleServiceResolver<IControllerFactory>(
() => _factoryThunk(),
new DefaultControllerFactory { ControllerBuilder = this },
"ControllerBuilder.GetControllerFactory");
}
public static ControllerBuilder Current
{
get { return _instance; }
}
public HashSet<string> DefaultNamespaces
{
get { return _namespaces; }
}
[SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate", Justification = "Calling method multiple times might return different objects.")]
public IControllerFactory GetControllerFactory()
{
return _serviceResolver.Current;
}
public void SetControllerFactory(IControllerFactory controllerFactory)
{
if (controllerFactory == null)
{
throw new ArgumentNullException("controllerFactory");
}
_factoryThunk = () => controllerFactory;
}
public void SetControllerFactory(Type controllerFactoryType)
{
if (controllerFactoryType == null)
{
throw new ArgumentNullException("controllerFactoryType");
}
if (!typeof(IControllerFactory).IsAssignableFrom(controllerFactoryType))
{
throw new ArgumentException(
String.Format(
CultureInfo.CurrentCulture,
MvcResources.ControllerBuilder_MissingIControllerFactory,
controllerFactoryType),
"controllerFactoryType");
}
_factoryThunk = delegate
{
try
{
return (IControllerFactory)Activator.CreateInstance(controllerFactoryType);
}
catch (Exception ex)
{
throw new InvalidOperationException(
String.Format(
CultureInfo.CurrentCulture,
MvcResources.ControllerBuilder_ErrorCreatingControllerFactory,
controllerFactoryType),
ex);
}
};
}
}
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment