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谁能解释为什么我会收到此编译错误?

Duplicate 'Rad.Core.Aop.MethodArgumentValidation' attribute E:\Scripting\Rad.Core\Properties\AssemblyInfo.cs

这是代码:

[assembly: Rad.Core.Aop.MethodArgumentValidation(AttributeTargetTypes="Rad.*", AttributePriority=1)]
[assembly: Rad.Core.Aop.MethodArgumentValidation(AttributeTargetTypes = "Rad.Core.Aop.*", AttributePriority = 2, AttributeExclude=true)]

这是方面的声明:

[Serializable]
[AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Method | AttributeTargets.Property)]
[MulticastAttributeUsage(MulticastTargets.Method, AllowMultiple=true)]
public class MethodArgumentValidationAttribute : OnMethodInvocationAspect
{ ... }

看起来我正在关注这个例子: http ://www.sharpcrafters.com/blog/post/multicasting-of-custom-attributes.aspx

任何人都可以帮忙吗?

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1 回答 1

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我认为错误来自 C# 编译器。编译器不理解 MulticastAttributeUsageAttribute。但它确实了解 AttributeUsageAttribute。确保使用 AttributeUsageAttribute 允许重复。

于 2010-04-02T15:49:23.193 回答