Stöd för XAdES signatur
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Aspose.Cells ger stöd för att signera arbetsböcker med XAdES-signatur. För detta tillhandahåller API:et DigitalSignature-klassen och XAdESType-uppräkningen.
Följande kodsnutt demonstrerar användningen av DigitalSignature-klassen för att signera källan arbetsboken.
Exempelkod
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// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-Java | |
// directories | |
String sourceDir = Utils.Get_SourceDirectory(); | |
String outputDir = Utils.Get_OutputDirectory(); | |
Workbook workbook = new Workbook(sourceDir + "sourceFile.xlsx"); | |
String password = "pfxPassword"; | |
String pfx = "pfxFile"; | |
// Load the certificate into an instance of InputStream | |
InputStream inStream = new FileInputStream(pfx); | |
// Create an instance of KeyStore with PKCS12 cryptography | |
java.security.KeyStore inputKeyStore = java.security.KeyStore.getInstance("PKCS12"); | |
// Use the KeyStore.load method to load the certificate stream and its password | |
inputKeyStore.load(inStream, password.toCharArray()); | |
DigitalSignature signature = new DigitalSignature(inputKeyStore, password, "testXAdES", com.aspose.cells.DateTime.getNow()); | |
signature.setXAdESType(XAdESType.X_AD_ES); | |
DigitalSignatureCollection dsCollection = new DigitalSignatureCollection(); | |
dsCollection.add(signature); | |
workbook.setDigitalSignature(dsCollection); | |
workbook.save(outputDir + "XAdESSignatureSupport_out.xlsx"); |