Redact Excel Worksheet in Java

redact-excel.java

final com.groupdocs.redaction.Redactor redactor  = new com.groupdocs.redaction.Redactor(dataDir + "SalesSeptember.xlsx");
try 
{
    com.groupdocs.redaction.redactions.CellFilter filter = new com.groupdocs.redaction.redactions.CellFilter();
    filter.setColumnIndex(1);
    filter.setWorkSheetName("Customers");
    Pattern expression = Pattern.compile("^\\w+([-+.']\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$");
    com.groupdocs.redaction.RedactorChangeLog result = redactor.apply(new com.groupdocs.redaction.redactions.CellColumnRedaction(filter, expression, new com.groupdocs.redaction.redactions.ReplacementOptions("[customer email]")));
    if (result.getStatus() != com.groupdocs.redaction.RedactionStatus.Failed)
    {
        com.groupdocs.redaction.options.SaveOptions so = new com.groupdocs.redaction.options.SaveOptions();
        so.setAddSuffix(true);
        so.setRasterizeToPDF(false);
        redactor.save(so);
    };
}
finally { redactor.close(); }