public static AddMiddleware UseBuilder(this AddMiddleware app, Action <IApplicationBuilder> pipeline)
{
var builder = app.UseBuilder();
pipeline(builder);
return(app);
}
public async Task OwinDefaultNullServiceProvider()
{
var list = new List <CreateMiddleware>();
AddMiddleware build = list.Add;
IServiceProvider serviceProvider = null;
FakeService fakeService = null;
bool builderExecuted = false;
bool applicationExecuted = false;
var builder = build.UseBuilder(applicationBuilder =>
{
builderExecuted = true;
serviceProvider = applicationBuilder.ApplicationServices;
applicationBuilder.Run(context =>
{
applicationExecuted = true;
fakeService = context.RequestServices.GetService <FakeService>();
return(Task.FromResult(0));
});
});
list.Reverse();
await list
.Aggregate(notFound, (next, middleware) => middleware(next))
.Invoke(new Dictionary <string, object>());
Assert.True(builderExecuted);
Assert.NotNull(serviceProvider);
Assert.True(applicationExecuted);
Assert.Null(fakeService);
}
public static IApplicationBuilder UseBuilder(this AddMiddleware app, IServiceProvider serviceProvider)
{
if (app == null)
{
throw new ArgumentNullException(nameof(app));
}
// Do not set ApplicationBuilder.ApplicationServices to null. May fail later due to missing services but
// at least that results in a more useful Exception than a NRE.
if (serviceProvider == null)
{
serviceProvider = new EmptyProvider();
}
// Adapt WebSockets by default.
app(OwinWebSocketAcceptAdapter.AdaptWebSockets);
var builder = new ApplicationBuilder(serviceProvider: serviceProvider);
var middleware = CreateMiddlewareFactory(exit =>
{
builder.Use(ignored => exit);
return(builder.Build());
}, builder.ApplicationServices);
app(middleware);
return(builder);
}
public async Task OwinConfigureServiceProviderAddsServices()
{
var list = new List <CreateMiddleware>();
AddMiddleware build = list.Add;
IServiceProvider serviceProvider = null;
FakeService fakeService = null;
var builder = build.UseBuilder(applicationBuilder =>
{
serviceProvider = applicationBuilder.ApplicationServices;
applicationBuilder.Run(context =>
{
fakeService = context.RequestServices.GetService <FakeService>();
return(Task.FromResult(0));
});
},
new ServiceCollection().AddSingleton(new FakeService()).BuildServiceProvider());
list.Reverse();
await list
.Aggregate(notFound, (next, middleware) => middleware(next))
.Invoke(new Dictionary <string, object>());
Assert.NotNull(serviceProvider);
Assert.NotNull(serviceProvider.GetService <FakeService>());
Assert.NotNull(fakeService);
}
public static IAppBuilder UseBuilder(this IAppBuilder app,
IServiceProvider provider, Action <IApplicationBuilder> configuration)
{
if (app == null)
{
throw new ArgumentNullException(nameof(app));
}
if (provider == null)
{
throw new ArgumentNullException(nameof(provider));
}
if (configuration == null)
{
throw new ArgumentNullException(nameof(configuration));
}
AddMiddleware add = middleware =>
{
app.Use(new Func <AppFunc, AppFunc>(next => middleware(next)));
};
add.UseBuilder(configuration, provider);
return(app);
}
public static AddMiddleware UseBuilder(this AddMiddleware app, Action <IApplicationBuilder> pipeline, IServiceProvider serviceProvider)
{
if (app == null)
{
throw new ArgumentNullException(nameof(app));
}
if (pipeline == null)
{
throw new ArgumentNullException(nameof(pipeline));
}
var builder = app.UseBuilder(serviceProvider);
pipeline(builder);
return(app);
}
public void Configure(AddMiddleware build)
{
var services = new ServiceCollection();
services.AddSingleton(new DiagnosticLogger("Owin Diagnostic Logger: "));
// adding vNext component in OWIN pipline
build.UseBuilder(appBuilder =>
{
appBuilder.Run(async context =>
{
context.RequestServices.GetService<DiagnosticLogger>().Log("Returning Hello World");
context.Response.ContentType = "text/plain";
await context.Response.WriteAsync("Hello World!");
});
}, services.BuildServiceProvider());
}
public static void Configure(AddMiddleware build)
{
var services = new ServiceCollection();
services.AddSingleton(new DiagnosticLogger("Owin Diagnostic Logger: "));
// adding vNext component in OWIN pipline
build.UseBuilder(appBuilder =>
{
appBuilder.Run(async context =>
{
context.RequestServices.GetService <DiagnosticLogger>().Log("Returning Hello World");
context.Response.ContentType = "text/plain";
await context.Response.WriteAsync("Hello World!");
});
}, services.BuildServiceProvider());
}
public static IApplicationBuilder UseBuilder(this AddMiddleware app)
{
return(app.UseBuilder(serviceProvider: null));
}
public static AddMiddleware UseBuilder(this AddMiddleware app, Action <IApplicationBuilder> pipeline)
{
return(app.UseBuilder(pipeline, serviceProvider: null));
}