public static void call(final String mapping, final String data) throws Exception {
        final Parser pzparser = DefaultParserFactory.getInstance().newFixedLengthParser(new File(mapping), new File(data));
        final DataSet ds = pzparser.parse();

        final String[] colNames = ds.getColumns();

        while (ds.next()) {
            for (final String colName : colNames) {
                System.out.println("COLUMN NAME: " + colName + " VALUE: " + ds.getString(colName));
            }

            System.out.println("===========================================================================");
        }

    }