Merge "Add @UnsupportedAppUsage annotations"

am: d717c04b12

Change-Id: I8f8c9106b494caa6dc5ad405111f2a285a01e49f

core/java/android/net/ConnectivityManager.java

@@ -22,6 +22,7 @@ import android.annotation.SdkConstant;
 import android.annotation.SdkConstant.SdkConstantType;
 import android.annotation.SystemApi;
 import android.annotation.SystemService;
+import android.annotation.UnsupportedAppUsage;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
@@ -311,6 +312,7 @@ public class ConnectivityManager {
      * @hide
      */
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    @UnsupportedAppUsage
     public static final String INET_CONDITION_ACTION =
             "android.net.conn.INET_CONDITION_ACTION";
 
@@ -325,6 +327,7 @@ public class ConnectivityManager {
      * @hide
      */
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    @UnsupportedAppUsage
     public static final String ACTION_TETHER_STATE_CHANGED =
             "android.net.conn.TETHER_STATE_CHANGED";
 
@@ -333,6 +336,7 @@ public class ConnectivityManager {
      * gives a String[] listing all the interfaces configured for
      * tethering and currently available for tethering.
      */
+    @UnsupportedAppUsage
     public static final String EXTRA_AVAILABLE_TETHER = "availableArray";
 
     /**
@@ -347,6 +351,7 @@ public class ConnectivityManager {
      * gives a String[] listing all the interfaces currently tethered
      * (ie, has DHCPv4 support and packets potentially forwarded/NATed)
      */
+    @UnsupportedAppUsage
     public static final String EXTRA_ACTIVE_TETHER = "tetherArray";
 
     /**
@@ -355,6 +360,7 @@ public class ConnectivityManager {
      * failed.  Use {@link #getLastTetherError} to find the error code
      * for any interfaces listed here.
      */
+    @UnsupportedAppUsage
     public static final String EXTRA_ERRORED_TETHER = "erroredArray";
 
     /**
@@ -459,6 +465,7 @@ public class ConnectivityManager {
      * The absence of a connection type.
      * @hide
      */
+    @UnsupportedAppUsage
     public static final int TYPE_NONE        = -1;
 
     /**
@@ -575,6 +582,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_MOBILE_FOTA = 10;
 
     /**
@@ -583,6 +591,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_MOBILE_IMS  = 11;
 
     /**
@@ -591,6 +600,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_MOBILE_CBS  = 12;
 
     /**
@@ -600,6 +610,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_WIFI_P2P    = 13;
 
     /**
@@ -608,6 +619,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_MOBILE_IA = 14;
 
     /**
@@ -617,6 +629,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_MOBILE_EMERGENCY = 15;
 
     /**
@@ -625,6 +638,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static final int TYPE_PROXY = 16;
 
     /**
@@ -707,6 +721,7 @@ public class ConnectivityManager {
      */
     public static final String PRIVATE_DNS_DEFAULT_MODE_FALLBACK = PRIVATE_DNS_MODE_OPPORTUNISTIC;
 
+    @UnsupportedAppUsage
     private final IConnectivityManager mService;
     /**
      * A kludge to facilitate static access where a Context pointer isn't available, like in the
@@ -743,6 +758,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static String getNetworkTypeName(int type) {
         switch (type) {
           case TYPE_NONE:
@@ -797,6 +813,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static boolean isNetworkTypeMobile(int networkType) {
         switch (networkType) {
             case TYPE_MOBILE:
@@ -1010,6 +1027,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.CONNECTIVITY_INTERNAL)
+    @UnsupportedAppUsage
     public NetworkInfo getActiveNetworkInfoForUid(int uid) {
         return getActiveNetworkInfoForUid(uid, false);
     }
@@ -1107,6 +1125,7 @@ public class ConnectivityManager {
      */
     @Deprecated
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public Network getNetworkForType(int networkType) {
         try {
             return mService.getNetworkForType(networkType);
@@ -1135,6 +1154,7 @@ public class ConnectivityManager {
      * the Networks that applications run by the given user will use by default.
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkCapabilities[] getDefaultNetworkCapabilitiesForUser(int userId) {
         try {
             return mService.getDefaultNetworkCapabilitiesForUser(userId);
@@ -1153,6 +1173,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public LinkProperties getActiveLinkProperties() {
         try {
             return mService.getActiveLinkProperties();
@@ -1177,6 +1198,7 @@ public class ConnectivityManager {
      */
     @Deprecated
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public LinkProperties getLinkProperties(int networkType) {
         try {
             return mService.getLinkPropertiesForType(networkType);
@@ -1332,6 +1354,7 @@ public class ConnectivityManager {
         return 1;
     }
 
+    @UnsupportedAppUsage
     private NetworkCapabilities networkCapabilitiesForFeature(int networkType, String feature) {
         if (networkType == TYPE_MOBILE) {
             switch (feature) {
@@ -1495,6 +1518,7 @@ public class ConnectivityManager {
         };
     }
 
+    @UnsupportedAppUsage
     private static final HashMap<NetworkCapabilities, LegacyRequest> sLegacyRequests =
             new HashMap<>();
 
@@ -1523,6 +1547,7 @@ public class ConnectivityManager {
         Log.d(TAG, "expireRequest with " + ourSeqNum + ", " + sequenceNum);
     }
 
+    @UnsupportedAppUsage
     private NetworkRequest requestNetworkForFeatureLocked(NetworkCapabilities netCap) {
         int delay = -1;
         int type = legacyTypeForNetworkCapabilities(netCap);
@@ -1552,6 +1577,7 @@ public class ConnectivityManager {
         }
     }
 
+    @UnsupportedAppUsage
     private boolean removeRequestForFeature(NetworkCapabilities netCap) {
         final LegacyRequest l;
         synchronized (sLegacyRequests) {
@@ -1619,10 +1645,13 @@ public class ConnectivityManager {
     /** @hide */
     public static class PacketKeepaliveCallback {
         /** The requested keepalive was successfully started. */
+        @UnsupportedAppUsage
         public void onStarted() {}
         /** The keepalive was successfully stopped. */
+        @UnsupportedAppUsage
         public void onStopped() {}
         /** An error occurred. */
+        @UnsupportedAppUsage
         public void onError(int error) {}
     }
 
@@ -1689,6 +1718,7 @@ public class ConnectivityManager {
             mLooper.quit();
         }
 
+        @UnsupportedAppUsage
         public void stop() {
             try {
                 mService.stopKeepalive(mNetwork, mSlot);
@@ -1744,6 +1774,7 @@ public class ConnectivityManager {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public PacketKeepalive startNattKeepalive(
             Network network, int intervalSeconds, PacketKeepaliveCallback callback,
             InetAddress srcAddr, int srcPort, InetAddress dstAddr) {
@@ -1805,6 +1836,7 @@ public class ConnectivityManager {
      *             {@link #bindProcessToNetwork} API.
      */
     @Deprecated
+    @UnsupportedAppUsage
     public boolean requestRouteToHostAddress(int networkType, InetAddress hostAddress) {
         checkLegacyRoutingApiAccess();
         try {
@@ -1848,12 +1880,14 @@ public class ConnectivityManager {
      * @hide
      */
     @Deprecated
+    @UnsupportedAppUsage
     public void setBackgroundDataSetting(boolean allowBackgroundData) {
         // ignored
     }
 
     /** {@hide} */
     @Deprecated
+    @UnsupportedAppUsage
     public NetworkQuotaInfo getActiveNetworkQuotaInfo() {
         try {
             return mService.getActiveNetworkQuotaInfo();
@@ -1867,6 +1901,7 @@ public class ConnectivityManager {
      * @deprecated Talk to TelephonyManager directly
      */
     @Deprecated
+    @UnsupportedAppUsage
     public boolean getMobileDataEnabled() {
         IBinder b = ServiceManager.getService(Context.TELEPHONY_SERVICE);
         if (b != null) {
@@ -1986,6 +2021,7 @@ public class ConnectivityManager {
     }
 
     /** {@hide} */
+    @UnsupportedAppUsage
     public static ConnectivityManager from(Context context) {
         return (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
     }
@@ -2036,6 +2072,7 @@ public class ConnectivityManager {
      * @hide
      */
     @Deprecated
+    @UnsupportedAppUsage
     private static ConnectivityManager getInstance() {
         if (getInstanceOrNull() == null) {
             throw new IllegalStateException("No ConnectivityManager yet constructed");
@@ -2052,6 +2089,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public String[] getTetherableIfaces() {
         try {
             return mService.getTetherableIfaces();
@@ -2068,6 +2106,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public String[] getTetheredIfaces() {
         try {
             return mService.getTetheredIfaces();
@@ -2090,6 +2129,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public String[] getTetheringErroredIfaces() {
         try {
             return mService.getTetheringErroredIfaces();
@@ -2136,6 +2176,7 @@ public class ConnectivityManager {
      *
      * {@hide}
      */
+    @UnsupportedAppUsage
     public int tether(String iface) {
         try {
             String pkgName = mContext.getOpPackageName();
@@ -2164,6 +2205,7 @@ public class ConnectivityManager {
      *
      * {@hide}
      */
+    @UnsupportedAppUsage
     public int untether(String iface) {
         try {
             String pkgName = mContext.getOpPackageName();
@@ -2317,6 +2359,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public String[] getTetherableUsbRegexs() {
         try {
             return mService.getTetherableUsbRegexs();
@@ -2336,6 +2379,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public String[] getTetherableWifiRegexs() {
         try {
             return mService.getTetherableWifiRegexs();
@@ -2355,6 +2399,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public String[] getTetherableBluetoothRegexs() {
         try {
             return mService.getTetherableBluetoothRegexs();
@@ -2380,6 +2425,7 @@ public class ConnectivityManager {
      *
      * {@hide}
      */
+    @UnsupportedAppUsage
     public int setUsbTethering(boolean enable) {
         try {
             String pkgName = mContext.getOpPackageName();
@@ -2426,6 +2472,7 @@ public class ConnectivityManager {
      * {@hide}
      */
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public int getLastTetherError(String iface) {
         try {
             return mService.getLastTetherError(iface);
@@ -2579,6 +2626,7 @@ public class ConnectivityManager {
      */
     @Deprecated
     @RequiresPermission(android.Manifest.permission.ACCESS_NETWORK_STATE)
+    @UnsupportedAppUsage
     public boolean isNetworkSupported(int networkType) {
         try {
             return mService.isNetworkSupported(networkType);
@@ -2680,6 +2728,7 @@ public class ConnectivityManager {
      * @hide
      */
     @RequiresPermission(android.Manifest.permission.CONNECTIVITY_INTERNAL)
+    @UnsupportedAppUsage
     public void setAirplaneMode(boolean enable) {
         try {
             mService.setAirplaneMode(enable);
@@ -2689,6 +2738,7 @@ public class ConnectivityManager {
     }
 
     /** {@hide} */
+    @UnsupportedAppUsage
     public void registerNetworkFactory(Messenger messenger, String name) {
         try {
             mService.registerNetworkFactory(messenger, name);
@@ -2698,6 +2748,7 @@ public class ConnectivityManager {
     }
 
     /** {@hide} */
+    @UnsupportedAppUsage
     public void unregisterNetworkFactory(Messenger messenger) {
         try {
             mService.unregisterNetworkFactory(messenger);
@@ -3786,6 +3837,7 @@ public class ConnectivityManager {
      * @deprecated This is strictly for legacy usage to support {@link #startUsingNetworkFeature}.
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static boolean setProcessDefaultNetworkForHostResolution(Network network) {
         return NetworkUtils.bindProcessToNetworkForHostResolution(
                 network == null ? NETID_UNSET : network.netId);

core/java/android/net/IpConfiguration.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.net.StaticIpConfiguration;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -32,6 +33,7 @@ public class IpConfiguration implements Parcelable {
     public enum IpAssignment {
         /* Use statically configured IP settings. Configuration can be accessed
          * with staticIpConfiguration */
+        @UnsupportedAppUsage
         STATIC,
         /* Use dynamically configured IP settigns */
         DHCP,
@@ -47,6 +49,7 @@ public class IpConfiguration implements Parcelable {
     public enum ProxySettings {
         /* No proxy is to be used. Any existing proxy settings
          * should be cleared. */
+        @UnsupportedAppUsage
         NONE,
         /* Use statically configured proxy. Configuration can be accessed
          * with httpProxy. */
@@ -61,6 +64,7 @@ public class IpConfiguration implements Parcelable {
 
     public ProxySettings proxySettings;
 
+    @UnsupportedAppUsage
     public ProxyInfo httpProxy;
 
     private void init(IpAssignment ipAssignment,
@@ -79,6 +83,7 @@ public class IpConfiguration implements Parcelable {
         init(IpAssignment.UNASSIGNED, ProxySettings.UNASSIGNED, null, null);
     }
 
+    @UnsupportedAppUsage
     public IpConfiguration(IpAssignment ipAssignment,
                            ProxySettings proxySettings,
                            StaticIpConfiguration staticIpConfiguration,

core/java/android/net/LinkAddress.java

@@ -25,6 +25,7 @@ import static android.system.OsConstants.RT_SCOPE_LINK;
 import static android.system.OsConstants.RT_SCOPE_SITE;
 import static android.system.OsConstants.RT_SCOPE_UNIVERSE;
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.util.Pair;
@@ -54,11 +55,13 @@ public class LinkAddress implements Parcelable {
     /**
      * IPv4 or IPv6 address.
      */
+    @UnsupportedAppUsage
     private InetAddress address;
 
     /**
      * Prefix length.
      */
+    @UnsupportedAppUsage
     private int prefixLength;
 
     /**
@@ -112,6 +115,7 @@ public class LinkAddress implements Parcelable {
      * @return true if the address is IPv6.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIPv6() {
         return address instanceof Inet6Address;
     }
@@ -163,6 +167,7 @@ public class LinkAddress implements Parcelable {
      * @param prefixLength The prefix length.
      * @hide
      */
+    @UnsupportedAppUsage
     public LinkAddress(InetAddress address, int prefixLength) {
         this(address, prefixLength, 0, 0);
         this.scope = scopeForUnicastAddress(address);
@@ -185,6 +190,7 @@ public class LinkAddress implements Parcelable {
      * @param string The string to parse.
      * @hide
      */
+    @UnsupportedAppUsage
     public LinkAddress(String address) {
         this(address, 0, 0);
         this.scope = scopeForUnicastAddress(this.address);
@@ -255,6 +261,7 @@ public class LinkAddress implements Parcelable {
      * otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isSameAddressAs(LinkAddress other) {
         return address.equals(other.address) && prefixLength == other.prefixLength;
     }
@@ -278,6 +285,7 @@ public class LinkAddress implements Parcelable {
      * TODO: Delete all callers and remove in favour of getPrefixLength().
      * @hide
      */
+    @UnsupportedAppUsage
     public int getNetworkPrefixLength() {
         return getPrefixLength();
     }

core/java/android/net/LinkProperties.java

@@ -18,6 +18,7 @@ package android.net;
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.text.TextUtils;
@@ -48,6 +49,7 @@ import java.util.StringJoiner;
  */
 public final class LinkProperties implements Parcelable {
     // The interface described by the network link.
+    @UnsupportedAppUsage
     private String mIfaceName;
     private ArrayList<LinkAddress> mLinkAddresses = new ArrayList<>();
     private ArrayList<InetAddress> mDnses = new ArrayList<>();
@@ -103,9 +105,13 @@ public final class LinkProperties implements Parcelable {
      * @hide
      */
     public enum ProvisioningChange {
+        @UnsupportedAppUsage
         STILL_NOT_PROVISIONED,
+        @UnsupportedAppUsage
         LOST_PROVISIONING,
+        @UnsupportedAppUsage
         GAINED_PROVISIONING,
+        @UnsupportedAppUsage
         STILL_PROVISIONED,
     }
 
@@ -114,6 +120,7 @@ public final class LinkProperties implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public static ProvisioningChange compareProvisioning(
             LinkProperties before, LinkProperties after) {
         if (before.isProvisioned() && after.isProvisioned()) {
@@ -154,12 +161,14 @@ public final class LinkProperties implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public LinkProperties() {
     }
 
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public LinkProperties(LinkProperties source) {
         if (source != null) {
             mIfaceName = source.mIfaceName;
@@ -186,6 +195,7 @@ public final class LinkProperties implements Parcelable {
      * @param iface The name of the network interface used for this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public void setInterfaceName(String iface) {
         mIfaceName = iface;
         ArrayList<RouteInfo> newRoutes = new ArrayList<>(mRoutes.size());
@@ -207,6 +217,7 @@ public final class LinkProperties implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public List<String> getAllInterfaceNames() {
         List<String> interfaceNames = new ArrayList<>(mStackedLinks.size() + 1);
         if (mIfaceName != null) interfaceNames.add(mIfaceName);
@@ -226,6 +237,7 @@ public final class LinkProperties implements Parcelable {
      * @return An unmodifiable {@link List} of {@link InetAddress} for this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public List<InetAddress> getAddresses() {
         List<InetAddress> addresses = new ArrayList<>();
         for (LinkAddress linkAddress : mLinkAddresses) {
@@ -238,6 +250,7 @@ public final class LinkProperties implements Parcelable {
      * Returns all the addresses on this link and all the links stacked above it.
      * @hide
      */
+    @UnsupportedAppUsage
     public List<InetAddress> getAllAddresses() {
         List<InetAddress> addresses = new ArrayList<>();
         for (LinkAddress linkAddress : mLinkAddresses) {
@@ -265,6 +278,7 @@ public final class LinkProperties implements Parcelable {
      * @return true if {@code address} was added or updated, false otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean addLinkAddress(LinkAddress address) {
         if (address == null) {
             return false;
@@ -315,6 +329,7 @@ public final class LinkProperties implements Parcelable {
      * Returns all the addresses on this link and all the links stacked above it.
      * @hide
      */
+    @UnsupportedAppUsage
     public List<LinkAddress> getAllLinkAddresses() {
         List<LinkAddress> addresses = new ArrayList<>(mLinkAddresses);
         for (LinkProperties stacked: mStackedLinks.values()) {
@@ -331,6 +346,7 @@ public final class LinkProperties implements Parcelable {
      *                  object.
      * @hide
      */
+    @UnsupportedAppUsage
     public void setLinkAddresses(Collection<LinkAddress> addresses) {
         mLinkAddresses.clear();
         for (LinkAddress address: addresses) {
@@ -345,6 +361,7 @@ public final class LinkProperties implements Parcelable {
      * @return true if the DNS server was added, false if it was already present.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean addDnsServer(InetAddress dnsServer) {
         if (dnsServer != null && !mDnses.contains(dnsServer)) {
             mDnses.add(dnsServer);
@@ -360,6 +377,7 @@ public final class LinkProperties implements Parcelable {
      * @return true if the DNS server was removed, false if it did not exist.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean removeDnsServer(InetAddress dnsServer) {
         if (dnsServer != null) {
             return mDnses.remove(dnsServer);
@@ -374,6 +392,7 @@ public final class LinkProperties implements Parcelable {
      * @param dnsServers The {@link Collection} of DNS servers to set in this object.
      * @hide
      */
+    @UnsupportedAppUsage
     public void setDnsServers(Collection<InetAddress> dnsServers) {
         mDnses.clear();
         for (InetAddress dnsServer: dnsServers) {
@@ -510,6 +529,7 @@ public final class LinkProperties implements Parcelable {
      *                domains to search when resolving host names on this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public void setDomains(String domains) {
         mDomains = domains;
     }
@@ -532,6 +552,7 @@ public final class LinkProperties implements Parcelable {
      * @param mtu The MTU to use for this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public void setMtu(int mtu) {
         mMtu = mtu;
     }
@@ -543,6 +564,7 @@ public final class LinkProperties implements Parcelable {
      * @return The mtu value set for this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public int getMtu() {
         return mMtu;
     }
@@ -555,6 +577,7 @@ public final class LinkProperties implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public void setTcpBufferSizes(String tcpBufferSizes) {
         mTcpBufferSizes = tcpBufferSizes;
     }
@@ -566,6 +589,7 @@ public final class LinkProperties implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public String getTcpBufferSizes() {
         return mTcpBufferSizes;
     }
@@ -589,6 +613,7 @@ public final class LinkProperties implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean addRoute(RouteInfo route) {
         if (route != null) {
             String routeIface = route.getInterface();
@@ -615,6 +640,7 @@ public final class LinkProperties implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean removeRoute(RouteInfo route) {
         return route != null &&
                 Objects.equals(mIfaceName, route.getInterface()) &&
@@ -645,6 +671,7 @@ public final class LinkProperties implements Parcelable {
      * Returns all the routes on this link and all the links stacked above it.
      * @hide
      */
+    @UnsupportedAppUsage
     public List<RouteInfo> getAllRoutes() {
         List<RouteInfo> routes = new ArrayList<>(mRoutes);
         for (LinkProperties stacked: mStackedLinks.values()) {
@@ -661,6 +688,7 @@ public final class LinkProperties implements Parcelable {
      * @param proxy A {@link ProxyInfo} defining the HTTP Proxy to use on this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public void setHttpProxy(ProxyInfo proxy) {
         mHttpProxy = proxy;
     }
@@ -685,6 +713,7 @@ public final class LinkProperties implements Parcelable {
      * @return true if the link was stacked, false otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean addStackedLink(LinkProperties link) {
         if (link != null && link.getInterfaceName() != null) {
             mStackedLinks.put(link.getInterfaceName(), link);
@@ -715,6 +744,7 @@ public final class LinkProperties implements Parcelable {
      * Returns all the links stacked on top of this link.
      * @hide
      */
+    @UnsupportedAppUsage
     public @NonNull List<LinkProperties> getStackedLinks() {
         if (mStackedLinks.isEmpty()) {
             return Collections.emptyList();
@@ -730,6 +760,7 @@ public final class LinkProperties implements Parcelable {
      * Clears this object to its initial state.
      * @hide
      */
+    @UnsupportedAppUsage
     public void clear() {
         mIfaceName = null;
         mLinkAddresses.clear();
@@ -831,6 +862,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if there is an IPv4 address, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasIPv4Address() {
         for (LinkAddress address : mLinkAddresses) {
             if (address.getAddress() instanceof Inet4Address) {
@@ -858,6 +890,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if there is a global preferred IPv6 address, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasGlobalIPv6Address() {
         for (LinkAddress address : mLinkAddresses) {
           if (address.getAddress() instanceof Inet6Address && address.isGlobalPreferred()) {
@@ -873,6 +906,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if there is an IPv4 default route, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasIPv4DefaultRoute() {
         for (RouteInfo r : mRoutes) {
             if (r.isIPv4Default()) {
@@ -888,6 +922,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if there is an IPv6 default route, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasIPv6DefaultRoute() {
         for (RouteInfo r : mRoutes) {
             if (r.isIPv6Default()) {
@@ -903,6 +938,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if there is an IPv4 DNS server, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasIPv4DnsServer() {
         for (InetAddress ia : mDnses) {
             if (ia instanceof Inet4Address) {
@@ -918,6 +954,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if there is an IPv6 DNS server, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasIPv6DnsServer() {
         for (InetAddress ia : mDnses) {
             if (ia instanceof Inet6Address) {
@@ -947,6 +984,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if the link is provisioned, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIPv6Provisioned() {
         return (hasGlobalIPv6Address() &&
                 hasIPv6DefaultRoute() &&
@@ -960,6 +998,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if the link is provisioned, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isProvisioned() {
         return (isIPv4Provisioned() || isIPv6Provisioned());
     }
@@ -971,6 +1010,7 @@ public final class LinkProperties implements Parcelable {
      *         {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isReachable(InetAddress ip) {
         final List<RouteInfo> allRoutes = getAllRoutes();
         // If we don't have a route to this IP address, it's not reachable.
@@ -1008,6 +1048,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if both are identical, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIdenticalInterfaceName(LinkProperties target) {
         return TextUtils.equals(getInterfaceName(), target.getInterfaceName());
     }
@@ -1019,6 +1060,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if both are identical, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIdenticalAddresses(LinkProperties target) {
         Collection<InetAddress> targetAddresses = target.getAddresses();
         Collection<InetAddress> sourceAddresses = getAddresses();
@@ -1033,6 +1075,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if both are identical, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIdenticalDnses(LinkProperties target) {
         Collection<InetAddress> targetDnses = target.getDnsServers();
         String targetDomains = target.getDomains();
@@ -1080,6 +1123,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if both are identical, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIdenticalRoutes(LinkProperties target) {
         Collection<RouteInfo> targetRoutes = target.getRoutes();
         return (mRoutes.size() == targetRoutes.size()) ?
@@ -1093,6 +1137,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if both are identical, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIdenticalHttpProxy(LinkProperties target) {
         return getHttpProxy() == null ? target.getHttpProxy() == null :
                 getHttpProxy().equals(target.getHttpProxy());
@@ -1105,6 +1150,7 @@ public final class LinkProperties implements Parcelable {
      * @return {@code true} if both are identical, {@code false} otherwise.
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean isIdenticalStackedLinks(LinkProperties target) {
         if (!mStackedLinks.keySet().equals(target.mStackedLinks.keySet())) {
             return false;

core/java/android/net/MacAddress.java

@@ -18,6 +18,7 @@ package android.net;
 
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 
@@ -50,6 +51,7 @@ public final class MacAddress implements Parcelable {
      * The MacAddress zero MAC address.
      * @hide
      */
+    @UnsupportedAppUsage
     public static final MacAddress ALL_ZEROS_ADDRESS = new MacAddress(0);
 
     /** @hide */

core/java/android/net/Network.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.system.ErrnoException;
@@ -59,6 +60,7 @@ public class Network implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public final int netId;
 
     // Objects used to perform per-network operations such as getSocketFactory
@@ -103,6 +105,7 @@ public class Network implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public Network(int netId) {
         this.netId = netId;
     }

core/java/android/net/NetworkAgent.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.content.Context;
 import android.net.ConnectivityManager.PacketKeepalive;
 import android.os.Bundle;
@@ -351,6 +352,7 @@ public abstract class NetworkAgent extends Handler {
     /**
      * Called by the bearer code when it has new NetworkInfo data.
      */
+    @UnsupportedAppUsage
     public void sendNetworkInfo(NetworkInfo networkInfo) {
         queueOrSendMessage(EVENT_NETWORK_INFO_CHANGED, new NetworkInfo(networkInfo));
     }

core/java/android/net/NetworkCapabilities.java

@@ -19,6 +19,7 @@ package android.net;
 import android.annotation.IntDef;
 import android.annotation.SystemApi;
 import android.annotation.TestApi;
+import android.annotation.UnsupportedAppUsage;
 import android.net.ConnectivityManager.NetworkCallback;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -56,6 +57,7 @@ public final class NetworkCapabilities implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkCapabilities() {
         clearAll();
         mNetworkCapabilities = DEFAULT_CAPABILITIES;
@@ -103,6 +105,7 @@ public final class NetworkCapabilities implements Parcelable {
      * Represents the network's capabilities.  If any are specified they will be satisfied
      * by any Network that matches all of them.
      */
+    @UnsupportedAppUsage
     private long mNetworkCapabilities;
 
     /**
@@ -371,6 +374,7 @@ public final class NetworkCapabilities implements Parcelable {
      * @return This NetworkCapabilities instance, to facilitate chaining.
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkCapabilities addCapability(@NetCapability int capability) {
         checkValidCapability(capability);
         mNetworkCapabilities |= 1 << capability;
@@ -407,6 +411,7 @@ public final class NetworkCapabilities implements Parcelable {
      * @return This NetworkCapabilities instance, to facilitate chaining.
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkCapabilities removeCapability(@NetCapability int capability) {
         checkValidCapability(capability);
         final long mask = ~(1 << capability);
@@ -659,6 +664,7 @@ public final class NetworkCapabilities implements Parcelable {
      * @return This NetworkCapabilities instance, to facilitate chaining.
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkCapabilities addTransportType(@Transport int transportType) {
         checkValidTransportType(transportType);
         mTransportTypes |= 1 << transportType;
@@ -898,6 +904,7 @@ public final class NetworkCapabilities implements Parcelable {
      *         specifier. See {@link #setNetworkSpecifier}.
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkSpecifier getNetworkSpecifier() {
         return mNetworkSpecifier;
     }
@@ -930,6 +937,7 @@ public final class NetworkCapabilities implements Parcelable {
      * Signal strength. This is a signed integer, and higher values indicate better signal.
      * The exact units are bearer-dependent. For example, Wi-Fi uses RSSI.
      */
+    @UnsupportedAppUsage
     private int mSignalStrength = SIGNAL_STRENGTH_UNSPECIFIED;
 
     /**
@@ -945,6 +953,7 @@ public final class NetworkCapabilities implements Parcelable {
      * @param signalStrength the bearer-specific signal strength.
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkCapabilities setSignalStrength(int signalStrength) {
         mSignalStrength = signalStrength;
         return this;
@@ -955,6 +964,7 @@ public final class NetworkCapabilities implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasSignalStrength() {
         return mSignalStrength > SIGNAL_STRENGTH_UNSPECIFIED;
     }
@@ -965,6 +975,7 @@ public final class NetworkCapabilities implements Parcelable {
      * @return The bearer-specific signal strength.
      * @hide
      */
+    @UnsupportedAppUsage
     public int getSignalStrength() {
         return mSignalStrength;
     }
@@ -1544,6 +1555,7 @@ public final class NetworkCapabilities implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public static String transportNamesOf(@Transport int[] types) {
         StringJoiner joiner = new StringJoiner("|");
         if (types != null) {

core/java/android/net/NetworkInfo.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 
@@ -129,6 +130,7 @@ public class NetworkInfo implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public NetworkInfo(int type, int subtype, String typeName, String subtypeName) {
         if (!ConnectivityManager.isNetworkTypeValid(type)
                 && type != ConnectivityManager.TYPE_NONE) {
@@ -143,6 +145,7 @@ public class NetworkInfo implements Parcelable {
     }
 
     /** {@hide} */
+    @UnsupportedAppUsage
     public NetworkInfo(NetworkInfo source) {
         if (source != null) {
             synchronized (source) {
@@ -209,6 +212,7 @@ public class NetworkInfo implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public void setSubtype(int subtype, String subtypeName) {
         synchronized (this) {
             mSubtype = subtype;
@@ -317,6 +321,7 @@ public class NetworkInfo implements Parcelable {
      * @hide
      */
     @Deprecated
+    @UnsupportedAppUsage
     public void setIsAvailable(boolean isAvailable) {
         synchronized (this) {
             mIsAvailable = isAvailable;
@@ -347,6 +352,7 @@ public class NetworkInfo implements Parcelable {
      * @hide
      */
     @Deprecated
+    @UnsupportedAppUsage
     public void setFailover(boolean isFailover) {
         synchronized (this) {
             mIsFailover = isFailover;
@@ -377,6 +383,7 @@ public class NetworkInfo implements Parcelable {
      */
     @VisibleForTesting
     @Deprecated
+    @UnsupportedAppUsage
     public void setRoaming(boolean isRoaming) {
         synchronized (this) {
             mIsRoaming = isRoaming;
@@ -422,6 +429,7 @@ public class NetworkInfo implements Parcelable {
      * @hide
      */
     @Deprecated
+    @UnsupportedAppUsage
     public void setDetailedState(DetailedState detailedState, String reason, String extraInfo) {
         synchronized (this) {
             this.mDetailedState = detailedState;

core/java/android/net/NetworkRequest.java

@@ -17,6 +17,7 @@
 package android.net;
 
 import android.annotation.NonNull;
+import android.annotation.UnsupportedAppUsage;
 import android.net.NetworkCapabilities.NetCapability;
 import android.net.NetworkCapabilities.Transport;
 import android.os.Parcel;
@@ -38,6 +39,7 @@ public class NetworkRequest implements Parcelable {
      * The {@link NetworkCapabilities} that define this request.
      * @hide
      */
+    @UnsupportedAppUsage
     public final @NonNull NetworkCapabilities networkCapabilities;
 
     /**
@@ -46,6 +48,7 @@ public class NetworkRequest implements Parcelable {
      * the request.
      * @hide
      */
+    @UnsupportedAppUsage
     public final int requestId;
 
     /**
@@ -53,6 +56,7 @@ public class NetworkRequest implements Parcelable {
      * Causes CONNECTIVITY_ACTION broadcasts to be sent.
      * @hide
      */
+    @UnsupportedAppUsage
     public final int legacyType;
 
     /**
@@ -241,6 +245,7 @@ public class NetworkRequest implements Parcelable {
          * @return The builder to facilitate chaining.
          * @hide
          */
+        @UnsupportedAppUsage
         public Builder clearCapabilities() {
             mNetworkCapabilities.clearAll();
             return this;
@@ -339,6 +344,7 @@ public class NetworkRequest implements Parcelable {
          * @param signalStrength the bearer-specific signal strength.
          * @hide
          */
+        @UnsupportedAppUsage
         public Builder setSignalStrength(int signalStrength) {
             mNetworkCapabilities.setSignalStrength(signalStrength);
             return this;

core/java/android/net/NetworkState.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.util.Slog;
@@ -33,6 +34,7 @@ public class NetworkState implements Parcelable {
     public final NetworkInfo networkInfo;
     public final LinkProperties linkProperties;
     public final NetworkCapabilities networkCapabilities;
+    @UnsupportedAppUsage
     public final Network network;
     public final String subscriberId;
     public final String networkId;
@@ -58,6 +60,7 @@ public class NetworkState implements Parcelable {
         }
     }
 
+    @UnsupportedAppUsage
     public NetworkState(Parcel in) {
         networkInfo = in.readParcelable(null);
         linkProperties = in.readParcelable(null);
@@ -82,6 +85,7 @@ public class NetworkState implements Parcelable {
         out.writeString(networkId);
     }
 
+    @UnsupportedAppUsage
     public static final Creator<NetworkState> CREATOR = new Creator<NetworkState>() {
         @Override
         public NetworkState createFromParcel(Parcel in) {

core/java/android/net/NetworkUtils.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.util.Log;
 import android.util.Pair;
@@ -43,6 +44,7 @@ public class NetworkUtils {
     /**
      * Attaches a socket filter that accepts DHCP packets to the given socket.
      */
+    @UnsupportedAppUsage
     public native static void attachDhcpFilter(FileDescriptor fd) throws SocketException;
 
     /**
@@ -50,6 +52,7 @@ public class NetworkUtils {
      * @param fd the socket's {@link FileDescriptor}.
      * @param packetType the hardware address type, one of ARPHRD_*.
      */
+    @UnsupportedAppUsage
     public native static void attachRaFilter(FileDescriptor fd, int packetType) throws SocketException;
 
     /**
@@ -60,6 +63,7 @@ public class NetworkUtils {
      * @param fd the socket's {@link FileDescriptor}.
      * @param packetType the hardware address type, one of ARPHRD_*.
      */
+    @UnsupportedAppUsage
     public native static void attachControlPacketFilter(FileDescriptor fd, int packetType)
             throws SocketException;
 
@@ -108,6 +112,7 @@ public class NetworkUtils {
      * this socket will go directly to the underlying network, so its traffic will not be
      * forwarded through the VPN.
      */
+    @UnsupportedAppUsage
     public static boolean protectFromVpn(FileDescriptor fd) {
         return protectFromVpn(fd.getInt$());
     }
@@ -131,6 +136,7 @@ public class NetworkUtils {
      *             or {@link #intToInet4AddressHTL(int)}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static InetAddress intToInetAddress(int hostAddress) {
         return intToInet4AddressHTL(hostAddress);
     }
@@ -209,6 +215,7 @@ public class NetworkUtils {
      *             or {@link #prefixLengthToV4NetmaskIntHTL(int)}
      */
     @Deprecated
+    @UnsupportedAppUsage
     public static int prefixLengthToNetmaskInt(int prefixLength)
             throws IllegalArgumentException {
         return prefixLengthToV4NetmaskIntHTL(prefixLength);
@@ -255,6 +262,7 @@ public class NetworkUtils {
      * @throws IllegalArgumentException the specified netmask was not contiguous.
      * @hide
      */
+    @UnsupportedAppUsage
     public static int netmaskToPrefixLength(Inet4Address netmask) {
         // inetAddressToInt returns an int in *network* byte order.
         int i = Integer.reverseBytes(inetAddressToInt(netmask));
@@ -275,6 +283,7 @@ public class NetworkUtils {
      * @return the InetAddress
      * @hide
      */
+    @UnsupportedAppUsage
     public static InetAddress numericToInetAddress(String addrString)
             throws IllegalArgumentException {
         return InetAddress.parseNumericAddress(addrString);
@@ -349,6 +358,7 @@ public class NetworkUtils {
     /**
      * Returns the implicit netmask of an IPv4 address, as was the custom before 1993.
      */
+    @UnsupportedAppUsage
     public static int getImplicitNetmask(Inet4Address address) {
         int firstByte = address.getAddress()[0] & 0xff;  // Convert to an unsigned value.
         if (firstByte < 128) {
@@ -439,6 +449,7 @@ public class NetworkUtils {
      * @param addr a string representing an ip addr
      * @return a string propertly trimmed
      */
+    @UnsupportedAppUsage
     public static String trimV4AddrZeros(String addr) {
         if (addr == null) return null;
         String[] octets = addr.split("\\.");

core/java/android/net/ProxyInfo.java

@@ -17,6 +17,7 @@
 package android.net;
 
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.text.TextUtils;
@@ -91,6 +92,7 @@ public class ProxyInfo implements Parcelable {
      * Create a ProxyProperties that points at a HTTP Proxy.
      * @hide
      */
+    @UnsupportedAppUsage
     public ProxyInfo(String host, int port, String exclList) {
         mHost = host;
         mPort = port;

core/java/android/net/RouteInfo.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
 
@@ -55,6 +56,7 @@ public final class RouteInfo implements Parcelable {
     /**
      * The gateway address for this route.
      */
+    @UnsupportedAppUsage
     private final InetAddress mGateway;
 
     /**
@@ -79,6 +81,7 @@ public final class RouteInfo implements Parcelable {
 
     // Derived data members.
     // TODO: remove these.
+    @UnsupportedAppUsage
     private final boolean mIsHost;
     private final boolean mHasGateway;
 
@@ -160,6 +163,7 @@ public final class RouteInfo implements Parcelable {
     /**
      *  @hide
      */
+    @UnsupportedAppUsage
     public RouteInfo(IpPrefix destination, InetAddress gateway, String iface) {
         this(destination, gateway, iface, RTN_UNICAST);
     }
@@ -167,6 +171,7 @@ public final class RouteInfo implements Parcelable {
     /**
      * @hide
      */
+    @UnsupportedAppUsage
     public RouteInfo(LinkAddress destination, InetAddress gateway, String iface) {
         this(destination == null ? null :
                 new IpPrefix(destination.getAddress(), destination.getPrefixLength()),
@@ -197,6 +202,7 @@ public final class RouteInfo implements Parcelable {
      *
      * TODO: Remove this.
      */
+    @UnsupportedAppUsage
     public RouteInfo(LinkAddress destination, InetAddress gateway) {
         this(destination, gateway, null);
     }
@@ -208,6 +214,7 @@ public final class RouteInfo implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public RouteInfo(InetAddress gateway) {
         this((IpPrefix) null, gateway, null);
     }
@@ -258,6 +265,7 @@ public final class RouteInfo implements Parcelable {
         }
     }
 
+    @UnsupportedAppUsage
     private boolean isHost() {
         return (mDestination.getAddress() instanceof Inet4Address &&
                 mDestination.getPrefixLength() == 32) ||
@@ -355,6 +363,7 @@ public final class RouteInfo implements Parcelable {
      * @return {@code true} if a gateway is specified
      * @hide
      */
+    @UnsupportedAppUsage
     public boolean hasGateway() {
         return mHasGateway;
     }
@@ -379,6 +388,7 @@ public final class RouteInfo implements Parcelable {
      *
      * @hide
      */
+    @UnsupportedAppUsage
     public static RouteInfo selectBestRoute(Collection<RouteInfo> routes, InetAddress dest) {
         if ((routes == null) || (dest == null)) return null;
 

core/java/android/net/StaticIpConfiguration.java

@@ -16,6 +16,7 @@
 
 package android.net;
 
+import android.annotation.UnsupportedAppUsage;
 import android.net.LinkAddress;
 import android.os.Parcelable;
 import android.os.Parcel;
@@ -46,11 +47,16 @@ import java.util.Objects;
  * @hide
  */
 public class StaticIpConfiguration implements Parcelable {
+    @UnsupportedAppUsage
     public LinkAddress ipAddress;
+    @UnsupportedAppUsage
     public InetAddress gateway;
+    @UnsupportedAppUsage
     public final ArrayList<InetAddress> dnsServers;
+    @UnsupportedAppUsage
     public String domains;
 
+    @UnsupportedAppUsage
     public StaticIpConfiguration() {
         dnsServers = new ArrayList<InetAddress>();
     }
@@ -80,6 +86,7 @@ public class StaticIpConfiguration implements Parcelable {
      * route to the gateway as well. This configuration is arguably invalid, but it used to work
      * in K and earlier, and other OSes appear to accept it.
      */
+    @UnsupportedAppUsage
     public List<RouteInfo> getRoutes(String iface) {
         List<RouteInfo> routes = new ArrayList<RouteInfo>(3);
         if (ipAddress != null) {