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Aspose.Words
// The path to the document which is to be processed. String filePath = dataPath + "document.docx"; FileFormatInfo info = FileFormatUtil.detectFileFormat(filePath); if (info.hasDigitalSignature()) { System.out.println(java.text.MessageFormat.format( "Document {0} has digital signatures, they will be lost if you open/save this document with Aspose.Words.", new File(filePath).getName())); } else { System.out.println("Document has no digital signature."); }
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