public static T[] GetAttributes <T>(ICustomAttributeProvider attributeProvider, bool inherit) where T : Attribute
{
object provider = attributeProvider.UnderlyingObject;
if (provider is Type)
{
return(((Type)provider).GetTypeInfo().GetCustomAttributes <T>(inherit).ToArray());
}
if (provider is Assembly)
{
return(((Assembly)provider).GetCustomAttributes <T>().ToArray());
}
if (provider is MemberInfo)
{
return(((MemberInfo)provider).GetCustomAttributes <T>(inherit).ToArray());
}
if (provider is Module)
{
return(((Module)provider).GetCustomAttributes <T>().ToArray());
}
if (provider is ParameterInfo)
{
return(((ParameterInfo)provider).GetCustomAttributes <T>(inherit).ToArray());
}
throw new Exception("Cannot get attributes from '{0}'.".FormatWith(CultureInfo.InvariantCulture, provider));
}
public static T[] GetAttributes <T>(ICustomAttributeProvider attributeProvider, bool inherit) where T : Attribute
{
ValidationUtils.ArgumentNotNull(attributeProvider, "attributeProvider");
object provider;
#if !PORTABLE
provider = attributeProvider;
#else
provider = attributeProvider.UnderlyingObject;
#endif
// http://hyperthink.net/blog/getcustomattributes-gotcha/
// ICustomAttributeProvider doesn't do inheritance
if (provider is Type)
{
return((T[])((Type)provider).GetCustomAttributes(typeof(T), inherit));
}
if (provider is Assembly)
{
return((T[])Attribute.GetCustomAttributes((Assembly)provider, typeof(T)));
}
if (provider is MemberInfo)
{
return((T[])Attribute.GetCustomAttributes((MemberInfo)provider, typeof(T), inherit));
}
#if !PORTABLE
if (provider is Module)
{
return((T[])Attribute.GetCustomAttributes((Module)provider, typeof(T), inherit));
}
#endif
if (provider is ParameterInfo)
{
return((T[])Attribute.GetCustomAttributes((ParameterInfo)provider, typeof(T), inherit));
}
#if !PORTABLE
return((T[])attributeProvider.GetCustomAttributes(typeof(T), inherit));
#else
throw new Exception("Cannot get attributes from '{0}'.".FormatWith(CultureInfo.InvariantCulture, provider));
#endif
}
public static T GetAttribute <T>(ICustomAttributeProvider attributeProvider, bool inherit) where T : Attribute
{
T[] attributes = GetAttributes <T>(attributeProvider, inherit);
return(attributes.SingleOrDefault());
}
public static T GetAttribute <T>(ICustomAttributeProvider attributeProvider) where T : Attribute
{
return(GetAttribute <T>(attributeProvider, true));
}
