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From: jburwell <git@git.apache.org>
To: dev@cloudstack.apache.org
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References: <git-pr-1799-cloudstack@git.apache.org>
In-Reply-To: <git-pr-1799-cloudstack@git.apache.org>
Subject: [GitHub] cloudstack pull request #1799: CLOUDSTACK-9632: Upgrade bouncy castle to ver...
Content-Type: text/plain
Message-Id: <20161130223705.3C432F1821@git1-us-west.apache.org>
Date: Wed, 30 Nov 2016 22:37:05 +0000 (UTC)
archived-at: Wed, 30 Nov 2016 22:38:29 -0000

Github user jburwell commented on a diff in the pull request:

    https://github.com/apache/cloudstack/pull/1799#discussion_r90339611
  
    --- Diff: server/src/org/apache/cloudstack/network/lb/CertServiceImpl.java ---
    @@ -339,190 +348,182 @@ public SslCertResponse createCertResponse(SslCertVO cert, List<LoadBalancerCertM
             return response;
         }
     
    -    private void validateCert(Certificate cert, boolean chainPresent) {
    +    private void validateCert(final Certificate cert, final boolean chainPresent) {
     
    -        if (!(cert instanceof X509Certificate))
    +        if (!(cert instanceof X509Certificate)) {
                 throw new IllegalArgumentException("Invalid certificate format. Expected X509 certificate");
    +        }
     
             try {
                 ((X509Certificate)cert).checkValidity();
    -        } catch (Exception e) {
    +        } catch (final Exception e) {
                 throw new IllegalArgumentException("Certificate expired or not valid", e);
             }
         }
     
    -    private void validateKeys(PublicKey pubKey, PrivateKey privKey) {
    +    private void validateKeys(final PublicKey pubKey, final PrivateKey privKey) {
     
    -        if (pubKey.getAlgorithm() != privKey.getAlgorithm())
    +        if (pubKey.getAlgorithm() != privKey.getAlgorithm()) {
                 throw new IllegalArgumentException("Public and private key have different algorithms");
    +        }
     
             // No encryption for DSA
    -        if (pubKey.getAlgorithm() != "RSA")
    +        if (pubKey.getAlgorithm() != "RSA") {
                 return;
    +        }
     
             try {
     
    -            String data = "ENCRYPT_DATA";
    -            SecureRandom random = new SecureRandom();
    -            Cipher cipher = Cipher.getInstance(pubKey.getAlgorithm());
    +            final String data = "ENCRYPT_DATA";
    +            final SecureRandom random = new SecureRandom();
    --- End diff --
    
    Re-initializing a `SecureRandom` instance on every method call is expensive and unnecessary.  Please consider refactoring to a `static` constant and reusing the singleton.


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