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 * ISOFieldPackager Binary LL Hex NUM
023 * Almost the same as IFB_LLNUM but len is encoded as a binary
024 * value. A len of 16 is encoded as 0x10 instead of 0x16
025 *
026 * @author apr@cs.com.uy
027 * @version $Id$
028 * @see ISOComponent
029 */
030public class IFB_LLHNUM extends ISOStringFieldPackager {
031    /** Default constructor. */
032    public IFB_LLHNUM() {
033        super(NullPadder.INSTANCE, BCDInterpreter.RIGHT_PADDED, BinaryPrefixer.B);
034    }
035    /**
036     * Constructs a packager with the given length and description.
037     * @param len - field len
038     * @param description symbolic descrption
039     * @param pad if true, apply padding
040     */
041    public IFB_LLHNUM(int len, String description, boolean pad) {
042        super(len, description, NullPadder.INSTANCE,
043                pad ? BCDInterpreter.LEFT_PADDED : BCDInterpreter.RIGHT_PADDED,
044                BinaryPrefixer.B);
045        this.pad = pad;
046        checkLength(len, 255);
047    }
048
049    public void setLength(int len)
050    {
051        checkLength(len, 255);
052        super.setLength(len);
053    }
054    
055    public void setPad(boolean pad) {
056        this.pad = pad;
057        setInterpreter(pad ? BCDInterpreter.LEFT_PADDED : BCDInterpreter.RIGHT_PADDED);
058    }
059}