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.packager.bertlv;
020
021
022import org.jpos.emv.EMVProprietaryTagType;
023import org.jpos.emv.EMVStandardTagType;
024import org.jpos.emv.EMVTagType;
025import org.jpos.tlv.TLVDataFormat;
026import org.jpos.emv.UnknownTagNumberException;
027import org.jpos.iso.ISOException;
028
029/**
030 * @author Vishnu Pillai
031 */
032public class DefaultICCBERTLVFormatMapper implements BERTLVFormatMapper {
033
034    public static DefaultICCBERTLVFormatMapper INSTANCE = new DefaultICCBERTLVFormatMapper();
035
036    private EMVTagType getTagType(final Integer tagNumber) throws UnknownTagNumberException {
037        if (EMVStandardTagType.isProprietaryTag(tagNumber)) {
038            return getProprietaryTagType(tagNumber);
039        } else {
040            return EMVStandardTagType.forCode(tagNumber);
041        }
042    }
043
044    @Override
045    public TLVDataFormat getFormat(Integer tagNumber) throws ISOException {
046        EMVTagType tagType;
047        try {
048            tagType = getTagType(tagNumber);
049        } catch (UnknownTagNumberException e) {
050            throw new ISOException(e);
051        }
052        return tagType.getFormat();
053    }
054
055    /**
056     * Subclasses should override this method to provide an implementation of org.jpos.emv.EMVProprietaryTagType
057     * @param tagNumber
058     * @return EMVProprietaryTagType
059     * @throws UnknownTagNumberException
060     */
061    protected EMVProprietaryTagType getProprietaryTagType(Integer tagNumber) throws UnknownTagNumberException {
062        throw new UnknownTagNumberException(Integer.toHexString(tagNumber));
063    }
064
065}