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@ar
Created December 7, 2022 14:50
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Packager Debug JBang script
///usr/bin/env jbang "$0" "$@" ; exit $?
//DEPS org.jpos:jpos:2.1.8-SNAPSHOT
//REPOS mavenCentral,jpos=https://jpos.org/maven
import org.jpos.iso.ISOMsg;
import org.jpos.iso.ISOUtil;
import org.jpos.iso.packager.GenericPackager;
import org.jpos.util.Logger;
import org.jpos.util.SimpleLogListener;
import java.util.Arrays;
import java.util.Locale;
import java.util.StringTokenizer;
import java.nio.ByteBuffer;
class PackagerDebug {
private static final String dump =
"28 00 80 20 00 00 00 80 00 00 04 00 00 00 00 00"
+"00 00 00 00 00 00 00 01 32 39 31 31 30 30 30 31"
+"20 20 20 20 20 20 20 20 00 00 00 00 00 00 00 03"
+"01";
public static void main(String... args) throws Exception {
byte[] b = ISOUtil.hex2byte(dump.replace(" ", ""));
System.out.println (ISOUtil.hexdump(b));
GenericPackager packager = new GenericPackager("jar:packager/cmf.xml");
ISOMsg m = new ISOMsg();
Logger logger = new Logger();
logger.addListener (new SimpleLogListener(System.out));
m.setPackager (packager);
packager.setLogger (logger, "debug");
m.unpack (b);
m.dump (System.out, "");
ISOMsg m1 = new ISOMsg();
m1.setPackager (packager);
m1.unpack (m.pack());
m.dump (System.out, "");
if (!Arrays.equals(b, m.pack())) {
System.out.println ("Pack/Unpack differs");
System.out.println (ISOUtil.hexdump (b));
System.out.println (ISOUtil.hexdump (m.pack()));
}
}
}
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