001/*
002 * jPOS Project [http://jpos.org]
003 * Copyright (C) 2000-2026 jPOS Software SRL
004 *
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Affero General Public License as
007 * published by the Free Software Foundation, either version 3 of the
008 * License, or (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013 * GNU Affero General Public License for more details.
014 *
015 * You should have received a copy of the GNU Affero General Public License
016 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017 */
018
019package org.jpos.tlv;
020
021
022/**
023 * Describes the data format (encoding, length type) of a TLV field.
024 * @author Vishnu Pillai
025 */
026public enum TLVDataFormat {
027    /** ASCII digits {@code 0-9}. */
028    ASCII_NUMERIC,
029    /** ASCII alphabetic characters. */
030    ASCII_ALPHA,
031    /** ASCII alphanumeric characters. */
032    ASCII_ALPHA_NUMERIC,
033    /** ASCII alphanumeric characters and spaces. */
034    ASCII_ALPHA_NUMERIC_SPACE,
035    /** ASCII alphanumeric and special characters. */
036    ASCII_ALPHA_NUMERIC_SPECIAL,
037    /** Raw binary bytes. */
038    BINARY,
039    /** Compressed numeric (digits packed into nibbles, with padding). */
040    COMPRESSED_NUMERIC,
041    /** Constructed data object containing nested TLVs. */
042    CONSTRUCTED,
043    /** Packed BCD numeric (two digits per byte). */
044    PACKED_NUMERIC,
045    /** Packed BCD date in {@code YYMMDD} form. */
046    PACKED_NUMERIC_DATE_YYMMDD,
047    /** Packed BCD time in {@code HHMMSS} form. */
048    PACKED_NUMERIC_TIME_HHMMSS,
049    /** Proprietary/unspecified format. */
050    PROPRIETARY
051}