Method call

app/src/extra/java/eu/faircode/email/Avatar.java:47–74

()

    static Callable<ContactInfo.Favicon> getGravatar(String email, int scaleToPixels, Context context) {
        return new Callable<ContactInfo.Favicon>() {
            @Override
            public ContactInfo.Favicon call() throws Exception {
                String hash = Helper.md5(email.getBytes());
                URL url = new URL(GRAVATAR_URI + hash + "?d=404");
                Log.i("Gravatar key=" + email + " url=" + url);

                HttpsURLConnection urlConnection = (HttpsURLConnection) url.openConnection();
                urlConnection.setRequestMethod("GET");
                urlConnection.setReadTimeout(GRAVATAR_READ_TIMEOUT);
                urlConnection.setConnectTimeout(GRAVATAR_CONNECT_TIMEOUT);
                ConnectionHelper.setUserAgent(context, urlConnection);
                urlConnection.connect();

                try {
                    int status = urlConnection.getResponseCode();
                    if (status == HttpsURLConnection.HTTP_OK) {
                        // Positive reply
                        Bitmap bitmap = ImageHelper.getScaledBitmap(urlConnection.getInputStream(), url.toString(), null, scaleToPixels);
                        return (bitmap == null ? null : new ContactInfo.Favicon(bitmap, "gravatar", false));
                    } else if (status == HttpsURLConnection.HTTP_NOT_FOUND) {
                        // Negative reply
                        return null;
                    } else
                        throw new IOException("Error " + status + ": " + urlConnection.getResponseMessage());
                } finally {
                    urlConnection.disconnect();
                }
            }
        };
    }