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Diffstat (limited to 'src/main/java/de/pixart/messenger/utils/AndroidUsingLinkProperties.java')
-rw-r--r--src/main/java/de/pixart/messenger/utils/AndroidUsingLinkProperties.java91
1 files changed, 0 insertions, 91 deletions
diff --git a/src/main/java/de/pixart/messenger/utils/AndroidUsingLinkProperties.java b/src/main/java/de/pixart/messenger/utils/AndroidUsingLinkProperties.java
deleted file mode 100644
index 1c0fca8bb..000000000
--- a/src/main/java/de/pixart/messenger/utils/AndroidUsingLinkProperties.java
+++ /dev/null
@@ -1,91 +0,0 @@
-package de.pixart.messenger.utils;
-
-import android.annotation.TargetApi;
-import android.content.Context;
-import android.net.ConnectivityManager;
-import android.net.LinkProperties;
-import android.net.Network;
-import android.net.NetworkInfo;
-import android.net.RouteInfo;
-import android.os.Build;
-
-import java.net.Inet4Address;
-import java.net.InetAddress;
-import java.util.ArrayList;
-import java.util.List;
-
-import de.measite.minidns.dnsserverlookup.AbstractDNSServerLookupMechanism;
-import de.measite.minidns.dnsserverlookup.AndroidUsingExec;
-
-public class AndroidUsingLinkProperties extends AbstractDNSServerLookupMechanism {
-
- private final Context context;
-
- protected AndroidUsingLinkProperties(Context context) {
- super(AndroidUsingLinkProperties.class.getSimpleName(), AndroidUsingExec.PRIORITY - 1);
- this.context = context;
- }
-
- @Override
- public boolean isAvailable() {
- return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
- }
-
- @Override
- @TargetApi(21)
- public String[] getDnsServerAddresses() {
- ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
- Network[] networks = connectivityManager == null ? null : connectivityManager.getAllNetworks();
- if (networks == null) {
- return new String[0];
- }
- final Network activeNetwork = getActiveNetwork(connectivityManager);
- List<String> servers = new ArrayList<>();
- int vpnOffset = 0;
- for (Network network : networks) {
- LinkProperties linkProperties = connectivityManager.getLinkProperties(network);
- if (linkProperties == null) {
- continue;
- }
- NetworkInfo networkInfo = connectivityManager.getNetworkInfo(network);
- final boolean isActiveNetwork = network.equals(activeNetwork);
- if (isActiveNetwork) {
- if (networkInfo != null && networkInfo.getType() == ConnectivityManager.TYPE_VPN) {
- final List<String> tmp = getIPv4First(linkProperties.getDnsServers());
- servers.addAll(0, tmp);
- vpnOffset += tmp.size();
- } else {
- servers.addAll(vpnOffset, getIPv4First(linkProperties.getDnsServers()));
- }
- }
- }
- return servers.toArray(new String[servers.size()]);
- }
-
- @TargetApi(23)
- private static Network getActiveNetwork(ConnectivityManager cm) {
- return Build.VERSION.SDK_INT >= Build.VERSION_CODES.M ? cm.getActiveNetwork() : null;
- }
-
- private static List<String> getIPv4First(List<InetAddress> in) {
- List<String> out = new ArrayList<>();
- for (InetAddress addr : in) {
- if (addr instanceof Inet4Address) {
- out.add(0, addr.getHostAddress());
- } else {
- out.add(addr.getHostAddress());
- }
- }
- return out;
- }
-
- @TargetApi(Build.VERSION_CODES.LOLLIPOP)
- private static boolean hasDefaultRoute(LinkProperties linkProperties) {
- for (RouteInfo route : linkProperties.getRoutes()) {
- if (route.isDefaultRoute()) {
- return true;
- }
- }
- return false;
- }
-} \ No newline at end of file