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Diffstat (limited to '')
-rw-r--r-- | src/main/java/de/pixart/messenger/utils/AndroidUsingLinkProperties.java | 91 |
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; - } -}
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