method

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package com.phil.wrapper;

import java.util.logging.Level;
import java.util.logging.Logger;
import org.jpos.iso.ISOException;
import org.jpos.iso.ISOMsg;
import org.jpos.iso.packager.GenericPackager;

/**
 *
 * @author Philip
 */
public class IsoMessageDecomposer {

    private GenericPackager packager;

    public ISOMsg decomposeIsoMessage(String clientMessage) throws Exception {
        try {
            packager = new GenericPackager("C:\\isoGateway\\basic.xml");
        } catch (ISOException ex) {
            Logger.getLogger(IsoMessageDecomposer.class.getName()).log(Level.SEVERE, null, ex);
            throw new Exception("could not make the generic packer.. please make sure the file C:\\isoGateway\\basic.xml exit");
        }
                
        // Create ISO Message
        ISOMsg isoMsg = new ISOMsg();
        isoMsg.setPackager(packager);
        
        try {
            isoMsg.unpack(clientMessage.getBytes());
        } catch (ISOException ex) {
            Logger.getLogger(IsoMessageDecomposer.class.getName()).log(Level.SEVERE, null, ex);
            throw new Exception("Could not unpack iso Message from ISO 8583 provider very well.. Please contact the ISO 8583 service provider");
        }
        
        return isoMsg;
    }
}