btnmw-server-local/btn-middleware/dummy/java/src/AbcsClientHandler.java

import id.co.hanoman.config.Util;
import id.co.hanoman.mbplugin.codex.Codex;
import id.co.hanoman.mbplugin.codex.CodexContext;
import org.apache.log4j.Logger;

import java.io.InputStream;
import java.io.OutputStream;
import java.net.Socket;
import java.nio.ByteBuffer;
import java.util.HashMap;
import java.util.Map;

public class AbcsClientHandler {
    private static final Logger log = Logger.getLogger(AbcsClientHandler.class);

    public static void handle(Socket clientSocket, String codexName, Codex codexIn, Codex codexOut) throws Exception {
        try (InputStream inputStream = clientSocket.getInputStream();
             OutputStream outputStream = clientSocket.getOutputStream()) {

            ByteBuffer buffer = ByteBuffer.allocate(8192);

            int len;
            while ((len = inputStream.read(buffer.array(), buffer.position(), buffer.remaining())) > 0) {
                buffer.position(buffer.position() + len);
                buffer.flip();

                Map<String, Object> req = new HashMap<>();
                if (codexIn.decode(new CodexContext(), req, buffer)) {
                    log.info("[" + codexName + "] DECODED REQUEST: " + Util.dumpBean(req));

                    Map<String, Object> res = new HashMap<>();
                    // res.put("dspTransactionCode", "9999");
                    // res.put("dspMessageStatus", "SUCCESS");
                    res.put("dspHeaderType", "*SOKI");
                    res.put("dspDeviceName", "               ");
                    res.put("dspSocketNumber", "2");
                    res.put("dspPortNumber", "9001");
                    res.put("dspFiller1", "40");
                    res.put("dspHeaderLength", "213");
                    res.put("dspMessageLength", "349");
                    res.put("dspVersionNumber", "0200");
                    res.put("dspHeaderFormatId", "*DSP");
                    res.put("dspDataFormatId", "ABCS      ");
                    res.put("dspSourceId", "*AXIS     ");
                    res.put("dspDestinationId", "DQAXISIN  ");
                    res.put("dspRoutingNumber", "00    ");
                    res.put("dspMessageStatus", "/-------");
                    res.put("dspBankIdNumber", "00000000000");
                    res.put("dspNode", "00");
                    res.put("dspExchangeId", "000000002F09001F4040C3D4D5E2C2D9F0F0F0F1");
                    res.put("dspScenarioNumber", "AXISSYSTEMSDNBHD");
                    res.put("dspTransactionCode", "0021");
                    res.put("dspRetrievalReferenceNumber", "4766932509161528230525");
                    res.put("dspAcquirerReferenceNumber", "            ");
                    res.put("dspTransmissionNumber", "0");
                    res.put("dspNumberOfRecordsToBeLoaded", "10");
                    res.put("dspNumberOfErrorsToBeLoaded", "10");
                    res.put("dspUserId", "7200014   ");
                    res.put("dspTerminalId", "70000003  ");
                    res.put("dspSupervisorId", "          ");
                    res.put("dspMoreRecordIndicator", " ");
                    res.put("dspCutOffIndicator", " ");
                    res.put("dspUserData", "                    ");
                    res.put("ICLEN", "98");
                    res.put("ICHEAD", "*SOKR");
                    res.put("ICRTRQ", "DQICRTEDC ");
                    res.put("ICDEVN", "10.126.205.18  ");
                    res.put("ICID", "05540");
                    res.put("ICCOMQ", "DQAXISIN  ");
                    res.put("ICIPSF", "0");
                    res.put("TMTIMIN", "152823");
                    res.put("TMTXTYP", "T9997");
                    res.put("ICRSV1", "0");
                    res.put("ICEOM", "*EOM");
                    res.put("tellerID", "7200014");
                    res.put("sequenceNumber", "1436630");
                    res.put("responseLength", "54");
                    res.put("responseCode", "F1");
                    res.put("responseHeader", "F1");
                    res.put("TLXMNE", "ATM");
                    res.put("SNAME", "NASABAH S055848     ");
                    res.put("ACC", "16556354489");
                    res.put("AMT1", "165563544.89");
                    res.put("AMT2", "165563544.89");
                    res.put("abcsResponses", "F9 E0 F4");
                    res.put("msgCode", "AXISSYSTEMSDNBHD.0000000021");
                    res.put("responseCode", "000");
                    res.put("isF2code", "000");

                    CodexContext cc = new CodexContext();
                    codexOut.encode(cc, res);
                    byte[] responseBytes = cc.toByteArray();

                    outputStream.write(responseBytes);
                    outputStream.flush();

                    log.info("[" + codexName + "] SENT RESPONSE: " + Util.dump(responseBytes, 0, responseBytes.length));
                }
                buffer.compact();
            }
        }
    }
}