Generische Extension zum Auslesen eines Klassen-Attributes

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public static class ReflectionExtensions
    {
        public static T GetCustomAttribute<T>(this object objectItem) where T : Attribute
        {
            return GetCustomAttribute<T>(objectItem, false);
        }

        public static T GetCustomAttribute<T>(this object objectItem, bool inherit) where T : Attribute
        {
            T attribute = null;
            object[] attributes = objectItem.GetType().GetCustomAttributes(typeof(T), inherit);

            if (attributes.Length == 1)
            {
                attribute = (T)attributes[0];
            }

            return attribute;
        }
    }