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.rc;
020
021import org.jpos.core.Configurable;
022import org.jpos.core.Configuration;
023import org.jpos.core.ConfigurationException;
024import org.jpos.iso.ISOUtil;
025
026import java.io.IOException;
027import java.io.InputStream;
028import java.util.*;
029
030public class CMFConverter implements IRCConverter, Configurable {
031    private static final Map<Integer, RC> rcs = new HashMap<>();
032    private static final Map<String, IRC> ircs = new HashMap<>();
033    private Configuration cfg;
034
035    static {
036        try {
037            load ("org/jpos/rc/CMF.properties");
038            load ("META-INF/org/jpos/rc/CMF.properties");
039        } catch (IOException ignored) { }
040    }
041
042    public CMFConverter() {
043        super();
044    }
045
046    public CMFConverter(Configuration cfg) {
047        this.cfg = cfg;
048    }
049
050    @Override
051    public RC convert(IRC irc) {
052        String s = cfg != null ? cfg.get(Long.toString(irc.irc()), null) : null;
053        if (s != null) {
054            return buildRC(s);
055        } else if (rcs.containsKey(irc.irc()))
056            return rcs.get(irc.irc());
057
058        s = irc.irc() > 9999 ? Long.toString(irc.irc()) : ISOUtil.zeropad(irc.irc(),4);
059        return new SimpleRC(s, (irc instanceof CMF ? ((CMF)irc).name().replace("_", " ") : null));
060    }
061
062    @Override
063    public IRC convert (RC rc) {
064        IRC irc = ircs.get(rc.rc());
065        if (irc == null) {
066            irc =  CMF.valueOf(Integer.parseInt(rc.rc()));
067        }
068        return irc;
069    }
070
071    private static void load (String base) throws IOException {
072        try (InputStream in=loadResourceAsStream(base)) {
073            if (in != null)
074                addBundle(new PropertyResourceBundle(in));
075        }
076    }
077    private static InputStream loadResourceAsStream(String name) {
078        InputStream in = null;
079
080        ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
081        if (contextClassLoader != null)
082            in = contextClassLoader.getResourceAsStream(name);
083        if (in == null)
084            in = CMFConverter.class.getClassLoader().getResourceAsStream(name);
085        return in;
086    }
087
088    private static SimpleRC buildRC (String s) {
089        String[] ss = ISOUtil.commaDecode(s);
090        String rc = null;
091        String display = null;
092        if (ss.length > 0)
093            rc = ss[0];
094        if (ss.length > 1)
095            display = ss[1];
096        Objects.requireNonNull(rc, "Invalid result code");
097        return new SimpleRC (rc, display);
098    }
099
100    private static void addBundle(ResourceBundle r) {
101        Enumeration en = r.getKeys();
102        while (en.hasMoreElements()) {
103            String key = (String) en.nextElement();
104            String value = r.getString(key);
105            RC rc = buildRC(value);
106            int irc = Integer.parseInt(key);
107            rcs.put (irc, rc);
108            ircs.put (rc.rc(), CMF.valueOf(irc));
109        }
110    }
111
112    @Override
113    public void setConfiguration(Configuration cfg) throws ConfigurationException {
114        this.cfg = cfg;
115    }
116}