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.iso;
020
021/**
022 * Simpilar to IFB_NUMERIC (BCD) with support for HEX characters
023 *
024 * @author apr@jpos.org
025 * @see ISOComponent
026 */
027public class IFB_HEX extends ISOStringFieldPackager {
028    /** Default constructor. */
029    public IFB_HEX() {
030        super(LeftPadder.ZERO_PADDER, HEXInterpreter.RIGHT_PADDED, NullPrefixer.INSTANCE);
031    }
032    /**
033     * Constructs a packager with the given length and description.
034     * @param len - field len
035     * @param description symbolic descrption
036     * @param isLeftPadded if true, apply padding
037     */
038    public IFB_HEX (int len, String description, boolean isLeftPadded) {
039        super(len, description, LeftPadder.ZERO_PADDER,
040                isLeftPadded ? HEXInterpreter.LEFT_PADDED : HEXInterpreter.RIGHT_PADDED_F,
041                NullPrefixer.INSTANCE);
042    }
043
044    /** Must override ISOFieldPackager method to set the Interpreter correctly */
045    public void setPad(boolean pad)
046    {
047        setInterpreter(pad ? HEXInterpreter.LEFT_PADDED : HEXInterpreter.RIGHT_PADDED_F);
048        this.pad = pad;
049    }
050}