Class Loader

app/src/main/java/eu/faircode/email/ActivityDMARC.java:162–604

    }

    private static class Loader {
        // https://tools.ietf.org/id/draft-kucherawy-dmarc-base-13.xml#xml_schema
        private DateFormat DTF;
        private int colorWarning;
        private int colorVerified;
        private int colorSeparator;
        private float stroke;

        private boolean feedback = false;
        private boolean report_metadata = false;
        private boolean policy_published = false;
        private boolean record = false;
        private boolean row = false;
        private boolean policy_evaluated = false;
        private boolean identifiers = false;
        private boolean auth_results = false;
        private String lastDomain = null;
        private String result = null;
        private List<Pair<String, DnsHelper.DnsRecord>> spf = null;
        private SpannableStringBuilder ssb = new SpannableStringBuilderEx();

        SpannableStringBuilder load(Context context, InputStream is) throws XmlPullParserException, IOException {
            DTF = Helper.getDateTimeInstance(context, DateFormat.SHORT, DateFormat.SHORT);
            colorWarning = Helper.resolveColor(context, R.attr.colorWarning);
            colorVerified = Helper.resolveColor(context, R.attr.colorVerified);
            colorSeparator = Helper.resolveColor(context, R.attr.colorSeparator);
            stroke = context.getResources().getDisplayMetrics().density;

            XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
            XmlPullParser xml = factory.newPullParser();
            xml.setInput(is, StandardCharsets.UTF_8.name());

            int eventType = xml.getEventType();
            while (eventType != XmlPullParser.END_DOCUMENT) {
                if (eventType == XmlPullParser.START_TAG) {
                    String name = xml.getName();
                    switch (name) {
                        case "feedback":
                            feedback = true;
                            break;
                        case "report_metadata":
                            report_metadata = true;
                            break;
                        case "policy_published":
                            policy_published = true;
                            lastDomain = null;
                            break;
                        case "record":
                            record = true;
                            break;
                        case "row":
                            row = true;
                            ssb.append("\uFFFC");
                            ssb.setSpan(new LineSpan(colorSeparator, stroke, 0), ssb.length() - 1, ssb.length(), 0);
                            ssb.append("\n");
                            break;
                        case "policy_evaluated":
                            policy_evaluated = true;