public static void Main(string[] args)
    {
        try {
            /* Creating the union typeCode */
            DDS.TypeCodeFactory       tcf        = DDS.TypeCodeFactory.get_instance();
            DDS.TypeCode              unionTC    = create_type_code(tcf);
            DDS.DynamicDataMemberInfo info       = new DDS.DynamicDataMemberInfo();
            DDS.DynamicDataProperty_t myProperty =
                DDS.DynamicData.DYNAMIC_DATA_PROPERTY_DEFAULT;
            short valueTestShort = 0;

            /* Creating a new dynamicData instance based on the union
             * type code */
            DDS.DynamicData data = new DDS.DynamicData(unionTC, myProperty);

            /* If we get the current discriminator, it will be the default one
             * (not the first added) */
            data.get_member_info_by_index(info, 0);

            Console.WriteLine("The member selected is {0}", info.member_name);

            /* When we set a value in one of the members of the union,
             * the discriminator updates automatically to point that member.  */
            data.set_short("aShort", DDS.DynamicData.MEMBER_ID_UNSPECIFIED, 42);

            /* The discriminator should now reflect the new situation */
            data.get_member_info_by_index(info, 0);

            Console.WriteLine("The member selected is {0}", info.member_name);

            /* Getting the value of the target member */
            valueTestShort = data.get_short("aShort",
                                            DDS.DynamicData.MEMBER_ID_UNSPECIFIED);

            Console.WriteLine("The member selected is {0} with value: {1}",
                              info.member_name, valueTestShort);

            return;
        } catch (Exception e) {
            Console.WriteLine("register_type error {0}", e);
            return;
        }
    }
    public static void Main(string[] args)
    {
        try {
            /* Creating the union typeCode */
            DDS.TypeCodeFactory tcf = DDS.TypeCodeFactory.get_instance();
            DDS.TypeCode unionTC = create_type_code(tcf);
            DDS.DynamicDataMemberInfo info = new DDS.DynamicDataMemberInfo();
            DDS.DynamicDataProperty_t myProperty =
                    DDS.DynamicData.DYNAMIC_DATA_PROPERTY_DEFAULT;
            short valueTestShort = 0;

            /* Creating a new dynamicData instance based on the union
             * type code */
            DDS.DynamicData data = new DDS.DynamicData(unionTC, myProperty);

            /* If we get the current discriminator, it will be the default one
             * (not the first added) */
            data.get_member_info_by_index(info, 0);

            Console.WriteLine("The member selected is {0}", info.member_name);

            /* When we set a value in one of the members of the union,
             * the discriminator updates automatically to point that member.  */
            data.set_short("aShort", DDS.DynamicData.MEMBER_ID_UNSPECIFIED, 42);

            /* The discriminator should now reflect the new situation */
            data.get_member_info_by_index(info, 0);

            Console.WriteLine("The member selected is {0}", info.member_name);

            /* Getting the value of the target member */
            valueTestShort = data.get_short("aShort",
                DDS.DynamicData.MEMBER_ID_UNSPECIFIED);

            Console.WriteLine("The member selected is {0} with value: {1}",
                info.member_name, valueTestShort);

          return;
        } catch (Exception e) {
        Console.WriteLine("register_type error {0}", e);
            return;
        }
    }