private void initializeProxy()

in jsign-core/src/main/java/net/jsign/SignerHelper.java [561:596]
32 lines of code
10 McCabe index (conditional complexity)

    private void initializeProxy(String proxyUrl, final String proxyUser, final String proxyPassword) throws MalformedURLException {
        // Do nothing if there is no proxy url.
        if (proxyUrl != null && proxyUrl.trim().length() > 0) {
            if (!proxyUrl.trim().startsWith("http")) {
                proxyUrl = "http://" + proxyUrl.trim();
            }
            final URL url = new URL(proxyUrl);
            final int port = url.getPort() < 0 ? 80 : url.getPort();

            ProxySelector.setDefault(new ProxySelector() {
                public List<Proxy> select(URI uri) {
                    Proxy proxy;
                    if (uri.getScheme().equals("socket")) {
                        proxy = new Proxy(Proxy.Type.SOCKS, new InetSocketAddress(url.getHost(), port));
                    } else {
                        proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(url.getHost(), port));
                    }
                    if (console != null) {
                        console.debug("Proxy selected for " + uri + " : " + proxy);
                    }
                    return Collections.singletonList(proxy);
                }

                public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {
                }
            });

            if (proxyUser != null && proxyUser.length() > 0 && proxyPassword != null) {
                Authenticator.setDefault(new Authenticator() {
                    protected PasswordAuthentication getPasswordAuthentication() {
                        return new PasswordAuthentication(proxyUser, proxyPassword.toCharArray());
                    }
                });
            }
        }
    }