2011-04-24 40 views
4

我一直在嘗試使用Asp.Net Pro MVC 2第3章中的示例,其中作者使用ninjet進行依賴注入,因爲他使用c#將代碼轉換爲vb.net,所以添加了引用但後來當我試圖運行代碼我得到使用ninject時的異常

Return DirectCast(kernel.Get(controllerType), IController) 

唯一的例外是System.InvalidProgramException,但是當我用C#筆者代碼它工作正常,並順利通過該線路上的異常,

所以任何人都可以幫我請

這裏是例外的細節:

[InvalidProgramException: Common Language Runtime detected an invalid program.] 
    System.Runtime.CompilerServices.RuntimeHelpers._CompileMethod(IRuntimeMethodInfo method) +0 
    System.Reflection.Emit.DynamicMethod.CreateDelegate(Type delegateType) +9574057 
    Ninject.Injection.DynamicMethodInjectorFactory.Create(ConstructorInfo constructor) +504 
    Ninject.Planning.Strategies.ConstructorReflectionStrategy.Execute(IPlan plan) +213 
    Ninject.Planning.<>c__DisplayClass1.<GetPlan>b__0(IPlanningStrategy s) +40 
    Ninject.Infrastructure.Language.ExtensionsForIEnumerableOfT.Map(IEnumerable`1 series, Action`1 action) +200 
    Ninject.Planning.Planner.GetPlan(Type type) +246 
    Ninject.Activation.Providers.StandardProvider.Create(IContext context) +223 
    Ninject.Activation.Context.Resolve() +395 
    Ninject.KernelBase.<Resolve>b__7(IContext context) +31 
    System.Linq.<>c__DisplayClass12`3.<CombineSelectors>b__11(TSource x) +32 
    System.Linq.WhereSelectEnumerableIterator`2.MoveNext() +151 
    System.Linq.Enumerable.Single(IEnumerable`1 source) +196 
    Ninject.ResolutionExtensions.Get(IResolutionRoot root, Type service, IParameter[] parameters) +62 
    SportsStore.WebUI.NinjectControllerFactory.GetControllerInstance(RequestContext context, Type controllerType) in D:\Ahmad\VB Projects\SportsStore\SportsStore.WebUI\Infrastructure\NinjectControllerFactory.vb:14 
    System.Web.Mvc.DefaultControllerFactory.CreateController(RequestContext requestContext, String controllerName) +204 
    System.Web.Mvc.MvcHandler.ProcessRequestInit(HttpContextBase httpContext, IController& controller, IControllerFactory& factory) +193 
    System.Web.Mvc.MvcHandler.BeginProcessRequest(HttpContextBase httpContext, AsyncCallback callback, Object state) +160 
    System.Web.Mvc.MvcHandler.BeginProcessRequest(HttpContext httpContext, AsyncCallback callback, Object state) +80 
    System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.BeginProcessRequest(HttpContext context, AsyncCallback cb, Object extraData) +45 
    System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +8862676 
    System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +184 

回答

2

沒有理由爲什麼VB應該表現不同。你確定你使用相同的代碼嗎?或者嘗試使用基於反射的注射:

new StandardKernel(new NinjectSettings { UseReflectionBasedInjection = true }) 
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