private static X509Certificate generateCertificate()

in phoenix-queryserver-it/src/it/java/org/apache/phoenix/end2end/TlsUtil.java [123:143]

• 20 lines of code
• 1 McCabe index (conditional complexity)

    private static X509Certificate generateCertificate(String dn, KeyPair pair, int days,
            String algorithm)
            throws CertificateEncodingException, InvalidKeyException, IllegalStateException,
            NoSuchProviderException, NoSuchAlgorithmException, SignatureException {
        Date from = new Date();
        Date to = new Date(from.getTime() + days * 86400000L);
        BigInteger sn = new BigInteger(64, new SecureRandom());
        KeyPair keyPair = pair;
        X509V1CertificateGenerator certGen = new X509V1CertificateGenerator();
        X500Principal dnName = new X500Principal(dn);

        certGen.setSerialNumber(sn);
        certGen.setIssuerDN(dnName);
        certGen.setNotBefore(from);
        certGen.setNotAfter(to);
        certGen.setSubjectDN(dnName);
        certGen.setPublicKey(keyPair.getPublic());
        certGen.setSignatureAlgorithm(algorithm);
        X509Certificate cert = certGen.generate(pair.getPrivate());
        return cert;
    }