+/**\r
+ * IntegerTypeDefinition is interface which represents SIGNED Integer values\r
+ * defined in Yang language. <br>\r
+ * The integer built-in types in Yang are int8, int16, int32, int64. They\r
+ * represent signed integers of different sizes: <br>\r
+ * <ul>\r
+ * <li>int8 represents integer values between -128 and 127, inclusively.</li>\r
+ * <li>int16 represents integer values between -32768 and 32767, inclusively.</li>\r
+ * <li>int32 represents integer values between -2147483648 and 2147483647,\r
+ * inclusively.</li>\r
+ * <li>int64 represents integer values between -9223372036854775808 and\r
+ * 9223372036854775807, inclusively.</li>\r
+ * </ul>\r
+ * \r
+ * The Integer Built-In Types are defined in <a\r
+ * href="https://tools.ietf.org/html/rfc6020#section-9.2"> [RFC-6020]</a>\r
+ */\r