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.emv.cryptogram;
020
021import org.jpos.emv.IssuerApplicationData;
022import org.jpos.tlv.TLVList;
023import static org.jpos.emv.cryptogram.CryptogramDataBuilder.minimumSetOfDataElement;
024
025/** {@link CryptogramDataBuilder} for the EMV Common Personalisation Application (CPA) cryptogram version. */
026public class CVNCPADataBuilder implements CryptogramDataBuilder {
027    /** Default constructor; no instance state to initialise. */
028    public CVNCPADataBuilder() {}
029
030    @Override
031    public String getDefaultARPCRequest(boolean approved) {
032        return approved ? "3030" : "3031";
033    }
034
035    @Override
036    public String buildARQCRequest(TLVList data, IssuerApplicationData iad) {
037        StringBuilder sb = new StringBuilder();
038        minimumSetOfDataElement(data).stream().forEach(sb::append);
039        sb.append(iad.toString());
040        return sb.toString();
041    }
042
043    @Override
044    public PaddingMethod getPaddingMethod() {
045        return PaddingMethod.ISO9797Method2;
046    }
047}