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Connect to ASP.Net WebAPI DependencyResolver #25

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23 changes: 21 additions & 2 deletions AspNetDependencyInjection.WebApi/DependencyInjectionWebApiDependencyResolver.cs
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.Http;
using System.Web.Http.Controllers;
using System.Web.Http.Dependencies;

Expand All @@ -22,6 +23,8 @@ internal DependencyInjectionWebApiDependencyResolver( ApplicationDependencyInjec
{
this.di = di ?? throw new ArgumentNullException(nameof(di));
this.rootServiceProvider = rootServiceProvider ?? throw new ArgumentNullException( nameof( rootServiceProvider ) );

GlobalConfiguration.Configuration.DependencyResolver = this;
}

/// <summary>When <paramref name="serviceType"/> is for a <see cref="IHttpController"/> then the type will be resolved, otherwise an exception is thrown. Otherwise this method returns <c>null</c> if the type cannot be resolved or created.</summary>
Expand All @@ -39,7 +42,15 @@ public Object GetService(Type serviceType)
return this.di.ObjectFactoryCache.GetRequiredRootService( serviceType, useOverrides: true );
}

return this.di.ObjectFactoryCache.TryGetRootService( serviceType, useOverrides: true, out Object resolved ) ? resolved : null;
try
{
return this.di.ObjectFactoryCache.TryGetRootService( serviceType, useOverrides: true, out Object resolved ) ? resolved : null;
}
catch
{
// ASP.Net WebApi: all other dependencies are optional
return null;
}
}

/// <summary>Calls <see cref="GetService(Type)"/> by converting <paramref name="serviceType"/> to <see cref="IEnumerable{T}"/>.</summary>
Expand Down Expand Up @@ -92,7 +103,15 @@ public Object GetService( Type serviceType )
return this.di.ObjectFactoryCache.GetRequiredService( this.GetServiceProvider, serviceType, useOverrides: true );
}

return this.di.ObjectFactoryCache.TryGetService( this.GetServiceProvider, serviceType, useOverrides: true, out Object resolved ) ? resolved : null;
try
{
return this.di.ObjectFactoryCache.TryGetService( this.GetServiceProvider, serviceType, useOverrides: true, out Object resolved ) ? resolved : null;
}
catch
{
// ASP.Net WebApi: all other dependencies are optional
return null;
}
}

/// <summary>Calls <see cref="GetService(Type)"/> by converting <paramref name="serviceType"/> to <see cref="IEnumerable{T}"/>.</summary>
Expand Down