J8583: ISO8583 MessageFactory has no parsing guide for message type 0800
问题 I am using j8583 iso parser for ISO message (0800 2020000000800000 000000 000001 3239313130303031). Below is my java code: public class ISOUtility { private static BufferedReader reader; private static String getMessage() throws IOException { if (reader == null) { reader = new BufferedReader(new InputStreamReader(System.in)); } // System.out.println("Paste your ISO8583 message here (no ISO headers): "); return "0800 2020000000800000 000000 000001 3239313130303031"; } public static void main