Create a Rejection MT199 from an MT103 according to the Universal Confirmations Rule Book

UniverslConfirmation.java

package com.paymentcomponents.swift.mt.paid;

import com.paymentcomponents.swift.mt.Utils;
import gr.datamation.swift.common.SwiftMessage;
import gr.datamation.swift.common.Tag;
import gr.datamation.swift.processor.SwiftMsgProcessor;
import gr.datamation.swift.validator.SwiftMsgValidator;
import gr.datamation.swift.validator.SwiftValidObj;

public class UniversalConfirmations {
    private static final String mt103String =
            "{1:F01ABCDGRA0AXXX0057000289}{2:I103DDDDGRA0AXXXN}{3:{121:01911b73-1f15-4932-934a-609149301922}}{4:\n" +
                    ":20:5387354\n" +
                    ":23B:CRED\n" +
                    ":23E:PHOB/20.527.19.60\n"+
                    ":32A:000526USD1101,50\n" +
                    ":33B:USD1121,50\n" +
                    ":50K:FRANZ HOLZAPFEL GMBH\n" +
                    "VIENNA\n" +
                    ":52A:BKAUATWW\n" +
                    ":59:723491524\n" +
                    "C. KLEIN\n" +
                    "BLOEMENGRACHT 15\n" +
                    "AMSTERDAM\n" +
                    ":71A:SHA\n" +
                    ":71F:USD10,\n" +
                    ":71F:USD10,\n" +
                    ":72:/INS/CHASUS33\n" +
                    "-}{5:{MAC:75D138E4}{CHK:DE1B0D7}}TRAILER BLOCK";

    public static void main(String[] args) {
        //You can instatiate the SwiftMsgProcessor with the EOL of your choice.
        //\n for linux based systems or \r\b for Windows
        //If the default constructor is used then the \n will be used by default
        SwiftMsgProcessor parser = new SwiftMsgProcessor("\n");
        try {
            System.out.println("Parsing a valid MT103 message");
            SwiftMessage smObj = parser.ParseMsgStringToObject(mt103String);
            System.out.println("Sender " + smObj.getArgLTaddrBlk1());
            System.out.println("Receiver " + smObj.getArgLTaddrBlk2());
            Tag tag20 = smObj.getTag("20");
            Tag tag50a = smObj.getTag("50F");
            //Get specific tag from the SwiftMessage object
            System.out.println("Tag " + tag20.getName() + " " +
                    " " + tag20.getValueAsString());

            //Validate the message
            SwiftValidObj swiftValidObj = new SwiftMsgValidator().validateMsg(smObj);
            //Check if it has any errors
            if (!swiftValidObj.hasErrors()) {
                System.out.println("Message is valid, generasting a Rejected MT199 for according to the Unuversla Coonfirmations Rule Book");
                SwiftMessage mt199 = smObj.autoReply("an-id", "RJCT", "MS03", null, null, null);
                System.out.println(new SwiftMsgProcessor("").BuildMsgStringFromObject(mt199));
            } else {
                Utils.printErrors(swiftValidObj);
            }
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println("Message cannot be parsed");
        }
    }
}