Merge "Replace subnet mask calculation to Inet4AddressUtils" into sc-dev am: 65c570117e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/13668406

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ia3b5e175314931e052466c88abc79d73966dea1f
This commit is contained in:
Chiachang Wang
2021-02-23 05:57:50 +00:00
committed by Automerger Merge Worker

View File

@@ -63,7 +63,7 @@ import androidx.preference.PreferenceCategory;
import androidx.preference.PreferenceFragmentCompat;
import androidx.preference.PreferenceScreen;
import com.android.net.module.util.NetUtils;
import com.android.net.module.util.Inet4AddressUtils;
import com.android.settings.R;
import com.android.settings.Utils;
import com.android.settings.core.FeatureFlags;
@@ -99,7 +99,6 @@ import com.android.wifitrackerlib.WifiEntry.WifiEntryCallback;
import java.net.Inet4Address;
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.time.Duration;
import java.time.Instant;
import java.time.ZonedDateTime;
@@ -873,10 +872,8 @@ public class WifiDetailPreferenceController2 extends AbstractPreferenceControlle
private static String ipv4PrefixLengthToSubnetMask(int prefixLength) {
try {
InetAddress all = InetAddress.getByAddress(
new byte[]{(byte) 255, (byte) 255, (byte) 255, (byte) 255});
return NetUtils.getNetworkPart(all, prefixLength).getHostAddress();
} catch (UnknownHostException e) {
return Inet4AddressUtils.getPrefixMaskAsInet4Address(prefixLength).getHostAddress();
} catch (IllegalArgumentException e) {
return null;
}
}