#Java - Code Snippets for '#Java.math.BigInteger'

#Java - Code Snippets for '#Java.math.BigInteger' - 2 code snippet(s) found

Sample 1. Assign value to BigInteger upon validating the value using BigIntegerValidator ( Apache Commons )

BigIntegerValidator bigIntegerValidator = BigIntegerValidator.getInstance();

BigInteger bigInteger = bigIntegerValidator.validate("1AD2345");

System.out.println(bigInteger); // prints null as the validation fails because of non numeric characters

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Sample 2. Code Sample / Example / Snippet of java.math.BigInteger

    private X509Certificate generateRootCertificate(String commonName, Date notBefore, Date notAfter) throws Exception {

        X500Name issuer = new X500Name(commonName);

        BigInteger serial = BigInteger.probablePrime(16, new Random());



        SubjectPublicKeyInfo pubKeyInfo = convertToSubjectPublicKeyInfo(m_caKey.getPublic());



        X509v3CertificateBuilder builder = new X509v3CertificateBuilder(issuer, serial, notBefore, notAfter, issuer, pubKeyInfo);

        builder.addExtension(new Extension(Extension.basicConstraints, true, new DEROctetString(new BasicConstraints(true))));



        X509CertificateHolder certHolder = builder.build(new JcaContentSignerBuilder(SIGNATURE_ALGORITHM).build(m_caKey.getPrivate()));

        return new JcaX509CertificateConverter().getCertificate(certHolder);

    }

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