Hello,
I remember coming across a similar error and I use 1.43 to avoid it.
2011/5/3 vinothkp <vinot...@gmail.com>
> Hi, i followed the code snippet provided in iText in Action book. and when
> i
> run the following code, i get a java.lang.NoSuchMethodError:
>
> org.bouncycastle.asn1.DERSequence.<init>(Lorg/bouncycastle/asn1/DEREncodableVector;)V
> exception
>
>
> KeyStore ks = KeyStore.getInstance("pkcs12");
> String alias = "aprivatekey";
> FileInputStream fis = new FileInputStream(keystoreFilePath);
> BufferedInputStream bufin = new BufferedInputStream(fis);
> ks.load(bufin, password.toCharArray());
> PrivateKey pk = (PrivateKey)ks.getKey(alias, password.toCharArray());
> Certificate[] chain = ks.getCertificateChain(alias);
>
>
> PdfReader reader = new PdfReader(filename1);
> PdfStamper stamper = PdfStamper.createSignature(reader, new
> FileOutputStream(filename2), '\0', null, true);
> PdfSignatureAppearance appearance = stamper.getSignatureAppearance();
> appearance.setVisibleSignature("mySig");
> appearance.setReason("It's something");
> appearance.setLocation("MD");
> appearance.setCrypto(pk, chain, null,
> PdfSignatureAppearance.WINCER_SIGNED);
>
> appearance.setCertificationLevel(PdfSignatureAppearance.CERTIFIED_NO_CHANGES_ALLOWED);
>
> stamper.close();
> reader.close();
>
>
> The code throws the exception when calling stamper.close();
>
> Another post talks about bouncycastle version. I tried using bouncycastle
> jar version 1.46 and 1.38. Same exception. What would be the exact version
> of bouncycastle that will support iText?
>
> Why is the exception being thrown?
>
> Thanks in advance.
>
> --
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>
>
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WhatsUp Gold - Download Free Network Management Software
The most intuitive, comprehensive, and cost-effective network
management toolset available today. Delivers lowest initial
acquisition cost and overall TCO of any competing solution.
http://p.sf.net/sfu/whatsupgold-sd
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iText(R) is a registered trademark of 1T3XT BVBA.
Many questions posted to this list can (and will) be answered with a reference
to the iText book: http://www.itextpdf.com/book/
Please check the keywords list before you ask for examples:
http://itextpdf.com/themes/keywords.php