GASSTATIONSIDOCEXAMPLEDocument.GASSTATIONSIDOCEXAMPLE.HEADER DocumentHeader = document.getGASSTATIONSIDOCEXAMPLE().getHEADER();
        String result = DocumentHeader.getDOCNUM();
        int TrimmedValue = Integer.parseInt(result.replaceFirst("^0*", ""));
        return TrimmedValue;