Example #1
0
        static void Main(string[] args)
        {
            // Get the type of MyClass1.
            Type myType = typeof(MyClass1);

            // Display the attributes of MyClass1.
            Object[] myAttributes = myType.GetCustomAttributes(true);
            if (myAttributes.Length > 0)
            {
                Console.WriteLine($"\nThe attributes for the class '{myType.Name}' are:");
                for (int j = 0; j < myAttributes.Length; j++)
                {
                    Console.WriteLine($"  {myAttributes[j]}");
                }
            }

            // Get the methods associated with MyClass1.
            MemberInfo[] myMethods = myType.GetMethods();

            // Display the attributes for each of the methods of MyClass1.
            for (int i = 0; i < myMethods.Length; i++)
            {
                myAttributes = myMethods[i].GetCustomAttributes(true);
                if (myAttributes.Length > 0)
                {
                    Console.WriteLine($"\nThe attributes for the method '{myMethods[i].Name}' of class '{myType.Name}' are:");
                    for (int j = 0; j < myAttributes.Length; j++)
                    {
                        Console.WriteLine($"  {myAttributes[j]}");
                    }

                    var attributeData = myMethods[i].GetCustomAttributesData();
                }
            }


            // Get the methods associated with MyClass1.
            FieldInfo[] myFields = myType.GetFields();

            // Display the attributes for each of MyClass1 fields.
            for (int i = 0; i < myFields.Length; i++)
            {
                myAttributes = myFields[i].GetCustomAttributes(true);
                if (myAttributes.Length > 0)
                {
                    Console.WriteLine($"\nThe attributes for field '{myFields[i].Name}' of class '{myType.Name}' are:");
                    for (int j = 0; j < myFields.Length; j++)
                    {
                        Console.WriteLine($"  {myFields[j]}");
                    }

                    var attributeData = myFields[i].GetCustomAttributesData();
                }
            }

            // display the custom attributes with constructor
            var myClass = new MyClass1();

            var myFieldAttributes = myClass.GetType().GetField("MyPackedField").GetCustomAttributes(true);

            Console.WriteLine($"\nThe custom attributes of field 'MyPackedField' are:");

            MaxAttribute attMax = (MaxAttribute)myFieldAttributes[0];

            Console.WriteLine($"MaxAttribute value is: 0x{attMax.Max.ToString("X8")}");

            AuthorAttribute attAuthor = (AuthorAttribute)myFieldAttributes[1];

            Console.WriteLine($"AuthorAttribute value is: '{attAuthor.Author}'");
        }
Example #2
0
        public static void Main()
        {
            // Get the type of MyClass1.
            Type myType = typeof(MyClass1);

            // Display the attributes of MyClass1.
            Object[] myAttributes = myType.GetCustomAttributes(true);
            if (myAttributes.Length > 0)
            {
                Debug.WriteLine($"\nThe attributes for the class '{myType.Name}' are:");
                for (int j = 0; j < myAttributes.Length; j++)
                {
                    Debug.WriteLine($"  {myAttributes[j]}");
                }
            }

            // Get the methods associated with MyClass1.
            MemberInfo[] myMethods = myType.GetMethods();

            // Display the attributes for each of the methods of MyClass1.
            for (int i = 0; i < myMethods.Length; i++)
            {
                myAttributes = myMethods[i].GetCustomAttributes(true);
                if (myAttributes.Length > 0)
                {
                    Debug.WriteLine($"\nThe attributes for the method '{myMethods[i].Name}' of class '{myType.Name}' are:");
                    for (int j = 0; j < myAttributes.Length; j++)
                    {
                        Debug.WriteLine($"  {myAttributes[j]}");

                        // check if the method has Attribute1
                        if (typeof(Attribute1Attribute).Equals(myAttributes[j]))
                        {
                            Debug.WriteLine($"  >>>>>>> {myMethods[i].Name} has 'Attribute1' attribute");
                        }

                        // check if the method has IgnoreAttribute
                        if (typeof(IgnoreAttribute).Equals(myAttributes[j]))
                        {
                            Debug.WriteLine($"  >>>>>>> {myMethods[i].Name} has 'IgnoreAttribute' attribute");
                        }
                    }
                }
            }

            // display the custom attributes with constructor
            var myClass = new MyClass1();

            var myFieldAttributes = myClass.GetType().GetField("MyPackedField").GetCustomAttributes(true);

            Debug.WriteLine($"\nThe custom attributes of field 'MyPackedField' are:");

            MaxAttribute attMax = (MaxAttribute)myFieldAttributes[0];

            Debug.WriteLine($"MaxAttribute value is: 0x{attMax.Max.ToString("X8")}");

            AuthorAttribute attAuthor = (AuthorAttribute)myFieldAttributes[1];

            Debug.WriteLine($"AuthorAttribute value is: '{attAuthor.Author}'");

            Thread.Sleep(Timeout.Infinite);
        }