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Make AddAuthorization() idempotent 

Found this issue which looking into making AddMvc() idempotent. You'll end
up with multiple pass-through handlers registered if two components call
AddAuthorization(). This is very possible to happen if used two frameworks
in the same app.
This commit is contained in:
Ryan Nowak 2015-07-08 15:29:01 -07:00
parent d2701f4897
commit 831785fe9f
1 changed files with 1 additions and 1 deletions
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2
src/Microsoft.AspNet.Authorization/ServiceCollectionExtensions.cs
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@ -14,7 +14,7 @@ namespace Microsoft.Framework.DependencyInjection
{ {
services.AddOptions(); services.AddOptions();
services.TryAdd(ServiceDescriptor.Transient<IAuthorizationService, DefaultAuthorizationService>()); services.TryAdd(ServiceDescriptor.Transient<IAuthorizationService, DefaultAuthorizationService>());
services.AddTransient<IAuthorizationHandler, PassThroughAuthorizationHandler>(); services.TryAddEnumerable(ServiceDescriptor.Transient<IAuthorizationHandler, PassThroughAuthorizationHandler>());
return services; return services;
} }