internal static IEnumerable <TService> GetServices <TService>(this ServicesContainer services)
{
if (services == null)
{
throw Error.ArgumentNull("services");
}
return(services.GetServices(typeof(TService)).Cast <TService>());
}
/// <summary>
/// Invoke method
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public async Task Invoke(HttpContext context)
{
var scontainer = ServicesContainer.GetServices();
context.Items.Add("DewServiceContainer", scontainer);
_action?.Invoke(scontainer);
if (_asyncAction != null)
{
await _asyncAction.Invoke(scontainer);
}
await _next(context);
}
public void WhenAddingServiceToOverrideThenOriginalIsNotMutated()
{
// Handler Services has "copy on write" semantics for inherited list.
// It can get the inherited list and mutate it.
ProcessorConfiguration config = new ProcessorConfiguration();
ServicesContainer global = config.Services;
HandlerServices services = new HandlerServices(global);
IFilterProvider resolver = new Mock <IFilterProvider>().Object;
// Act
services.Add(typeof(IFilterProvider), resolver); // appends to end
// Assert
IEnumerable <object> original = global.GetServices(typeof(IFilterProvider));
object[] modified = services.GetServices(typeof(IFilterProvider)).ToArray();
Assert.True(original.Count() > 1);
object[] expected = original.Concat(new object[] { resolver }).ToArray();
Assert.Equal(expected, modified);
}
public void Controller_Appends_Inherited_List()
{
// Controller Services has "copy on write" semantics for inherited list.
// It can get the inherited list and mutate it.
HttpConfiguration config = new HttpConfiguration();
ServicesContainer global = config.Services;
ControllerServices cs = new ControllerServices(config.Services);
ValueProviderFactory vpf = new Mock <ValueProviderFactory>().Object;
// Act
cs.Add(typeof(ValueProviderFactory), vpf); // appends to end
// Assert
IEnumerable <object> original = global.GetServices(typeof(ValueProviderFactory));
object[] modified = cs.GetServices(typeof(ValueProviderFactory)).ToArray();
Assert.True(original.Count() > 1);
object[] expected = original.Concat(new object[] { vpf }).ToArray();
Assert.Equal(expected, modified);
}
/// <summary>
/// Get ValueProviderFactories. The order of returned providers is the priority order that we search the factories.
/// </summary>
public static IEnumerable <ValueProviderFactory> GetValueProviderFactories(this ServicesContainer services)
{
return(services.GetServices <ValueProviderFactory>());
}
public static IEnumerable <ModelValidatorProvider> GetModelValidatorProviders(this ServicesContainer services)
{
return(services.GetServices <ModelValidatorProvider>());
}
public static IEnumerable <IFilterProvider> GetFilterProviders(this ServicesContainer services)
{
return(services.GetServices <IFilterProvider>());
}
/// <summary>Returns the collection of registered unhandled exception loggers.</summary>
/// <param name="services">The services container.</param>
/// <returns>The collection of registered unhandled exception loggers.</returns>
public static IEnumerable <IExceptionLogger> GetExceptionLoggers(this ServicesContainer services)
{
return(services.GetServices <IExceptionLogger>());
}
private static TService[] GetServices <TService>(this ServicesContainer services)
{
Contract.Requires(services != null);
return(services.GetServices(typeof(TService)).Cast <TService>().ToArray <TService>());
}
/// <summary>Returns the collection of registered unhandled exception loggers.</summary>
/// <param name="services">The services container.</param>
/// <returns>The collection of registered unhandled exception loggers.</returns>
public static IEnumerable <IExceptionLogger> GetExceptionLoggers(this ServicesContainer services)
{
Contract.Requires(services != null);
return(services.GetServices <IExceptionLogger>());
}
/// <summary>
/// Gets the list of <see cref="ModelValidatorProvider"/> service.
/// </summary>
/// <param name="services">The <see cref="ServicesContainer"/>.</param>
/// <returns>The <see cref="ModelValidatorProvider"/> services.</returns>
/// <exception cref="InvalidOperationException">The <see cref="ModelValidatorProvider"/> services are not registered.</exception>
public static ModelValidatorProvider[] GetModelValidatorProviders(this ServicesContainer services)
{
Contract.Requires(services != null);
return(services.GetServices <ModelValidatorProvider>());
}
/// <summary>
/// Gets the list of <see cref="IFilterProvider"/> service.
/// </summary>
/// <param name="services">The <see cref="ServicesContainer"/>.</param>
/// <returns>The <see cref="IFilterProvider"/> services.</returns>
/// <exception cref="InvalidOperationException">The <see cref="IFilterProvider"/> services are not registered.</exception>
public static IFilterProvider[] GetFilterProviders(this ServicesContainer services)
{
Contract.Requires(services != null);
return(services.GetServices <IFilterProvider>());
}
/// <summary>
/// Gets the list of <see cref="IInterceptor"/> service.
/// </summary>
/// <param name="services">The <see cref="ServicesContainer"/>.</param>
/// <returns>The <see cref="IInterceptor"/> services.</returns>
/// <exception cref="InvalidOperationException">The <see cref="IInterceptor"/> services are not registered.</exception>
public static IInterceptor[] GetInterceptors(this ServicesContainer services)
{
Contract.Requires(services != null);
return(services.GetServices <IInterceptor>());
}