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@ -86,49 +86,64 @@ public class UriHelper {
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static String getParentDomain(Context context, String host) {
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if (host == null)
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return null;
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String parent = _getSuffix(context, host);
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return (parent == null ? host : parent);
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int dot = host.indexOf('.');
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if (dot < 0)
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return null;
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String parent = host.substring(dot + 1);
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String tld = getTld(context, host);
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if (tld == null || tld.equals(parent) || parent.length() < tld.length())
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return null;
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return parent;
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}
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static boolean hasParentDomain(Context context, String host) {
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return (host != null && _getSuffix(context, host) != null);
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static String getRootDomain(Context context, String host) {
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if (host == null)
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return null;
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String tld = getTld(context, host);
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if (tld == null)
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return null;
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if (tld.equals(host))
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return null;
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int dot = host.substring(0, host.length() - tld.length() - 1).lastIndexOf('.');
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if (dot < 0)
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return host;
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return host.substring(dot + 1);
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}
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static boolean isTld(Context context, String host) {
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ensureSuffixList(context);
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if (host == null)
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return false;
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String tld = getTld(context, host);
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return (tld != null && tld.equals(host));
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}
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synchronized (suffixList) {
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int d = host.indexOf('.');
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String w = (d < 0 ? null : '*' + host.substring(d));
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return (!suffixList.contains('!' + host) &&
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!suffixList.contains(w) &&
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suffixList.contains(host));
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}
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static boolean hasTld(Context context, String host) {
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return (getTld(context, host) != null);
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}
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private static String _getSuffix(Context context, @NonNull String host) {
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static String getTld(Context context, @NonNull String host) {
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ensureSuffixList(context);
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String h = host.toLowerCase(Locale.ROOT);
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String eval = host.toLowerCase(Locale.ROOT);
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while (true) {
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int dot = h.indexOf('.');
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if (dot < 0)
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return null;
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String prefix = h.substring(0, dot);
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h = h.substring(dot + 1);
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int d = h.indexOf('.');
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String w = (d < 0 ? null : '*' + h.substring(d));
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int d = eval.indexOf('.');
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String w = (d < 0 ? null : '*' + eval.substring(d));
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synchronized (suffixList) {
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if (!suffixList.contains('!' + h) &&
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(suffixList.contains(h) || suffixList.contains(w))) {
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String parent = prefix + "." + h;
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Log.d("Host=" + host + " parent=" + parent);
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return parent;
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}
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if (suffixList.contains(eval))
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return eval;
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if (suffixList.contains(w))
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if (suffixList.contains('!' + eval))
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return eval.substring(d + 1);
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else
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return eval;
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}
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int dot = eval.indexOf('.');
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if (dot < 0)
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return null;
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eval = eval.substring(dot + 1);
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}
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}
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