Merge "Fix PolicyListener testing surface."
diff --git a/Android.bp b/Android.bp
index 6a2bd95..82915b5 100644
--- a/Android.bp
+++ b/Android.bp
@@ -484,7 +484,7 @@
         "android.hardware.vibrator-V1.3-java",
         "android.security.apc-java",
         "android.security.authorization-java",
-        "android.system.keystore2-java",
+        "android.system.keystore2-V1-java",
         "android.system.suspend.control.internal-java",
         "devicepolicyprotosnano",
 
diff --git a/cmds/idmap2/Android.bp b/cmds/idmap2/Android.bp
index e21a6b2..50f4001 100644
--- a/cmds/idmap2/Android.bp
+++ b/cmds/idmap2/Android.bp
@@ -132,9 +132,6 @@
         "tests/XmlParserTests.cpp",
         "tests/ZipFileTests.cpp",
     ],
-    required: [
-        "idmap2",
-    ],
     static_libs: ["libgmock"],
     target: {
         android: {
@@ -163,9 +160,19 @@
             shared_libs: [
                 "libz",
             ],
+            data: [
+                ":libz",
+                ":idmap2",
+            ],
         },
     },
-    data: ["tests/data/**/*.apk"],
+    data: [
+        "tests/data/**/*.apk",
+    ],
+    compile_multilib: "first",
+    test_options: {
+        unit_test: true,
+    },
 }
 
 cc_binary {
diff --git a/cmds/idmap2/AndroidTest.xml b/cmds/idmap2/AndroidTest.xml
deleted file mode 100644
index 5147f4e..0000000
--- a/cmds/idmap2/AndroidTest.xml
+++ /dev/null
@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2018 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<configuration description="Config for idmap2_tests">
-    <target_preparer class="com.android.tradefed.targetprep.PushFilePreparer">
-        <option name="cleanup" value="true" />
-        <option name="push" value="idmap2_tests->/data/local/tmp/idmap2_tests" />
-    </target_preparer>
-    <option name="test-suite-tag" value="idmap2_tests" />
-    <test class="com.android.tradefed.testtype.GTest" >
-        <option name="native-test-device-path" value="/data/local/tmp" />
-        <option name="module-name" value="idmap2_tests" />
-    </test>
-</configuration>
diff --git a/core/api/current.txt b/core/api/current.txt
index 976ec56..7d30edee 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -41974,7 +41974,11 @@
   }
 
   public class ImsRcsManager {
+    method @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public void getRegistrationState(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);
+    method @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public void getRegistrationTransportType(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);
     method @NonNull public android.telephony.ims.RcsUceAdapter getUceAdapter();
+    method @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public void registerImsRegistrationCallback(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.ims.RegistrationManager.RegistrationCallback) throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.READ_PRECISE_PHONE_STATE) public void unregisterImsRegistrationCallback(@NonNull android.telephony.ims.RegistrationManager.RegistrationCallback);
     field public static final String ACTION_SHOW_CAPABILITY_DISCOVERY_OPT_IN = "android.telephony.ims.action.SHOW_CAPABILITY_DISCOVERY_OPT_IN";
   }
 
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index 5fb898a..f3ed528 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -10756,7 +10756,6 @@
     method @NonNull public android.telephony.data.ApnThrottleStatus.Builder setSlotIndex(int);
     method @NonNull public android.telephony.data.ApnThrottleStatus.Builder setThrottleExpiryTimeMillis(long);
     method @NonNull public android.telephony.data.ApnThrottleStatus.Builder setTransportType(int);
-    field public static final long NO_THROTTLE_EXPIRY_TIME = -1L; // 0xffffffffffffffffL
   }
 
   public final class DataCallResponse implements android.os.Parcelable {
@@ -11547,6 +11546,17 @@
     ctor @Deprecated public ImsMmTelManager.RegistrationCallback();
   }
 
+  public class ImsRcsManager {
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void addOnAvailabilityChangedListener(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.ims.ImsRcsManager.OnAvailabilityChangedListener) throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isAvailable(int, int) throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isCapable(int, int) throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void removeOnAvailabilityChangedListener(@NonNull android.telephony.ims.ImsRcsManager.OnAvailabilityChangedListener);
+  }
+
+  public static interface ImsRcsManager.OnAvailabilityChangedListener {
+    method public void onAvailabilityChanged(int);
+  }
+
   public final class ImsReasonInfo implements android.os.Parcelable {
     field public static final String EXTRA_MSG_SERVICE_NOT_AUTHORIZED = "Forbidden. Not Authorized for Service";
   }
@@ -12187,11 +12197,24 @@
     ctor public RcsFeature(@NonNull java.util.concurrent.Executor);
     method public void changeEnabledCapabilities(@NonNull android.telephony.ims.feature.CapabilityChangeRequest, @NonNull android.telephony.ims.feature.ImsFeature.CapabilityCallbackProxy);
     method @NonNull public android.telephony.ims.stub.RcsCapabilityExchangeImplBase createCapabilityExchangeImpl(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.ims.stub.CapabilityExchangeEventListener);
+    method public final void notifyCapabilitiesStatusChanged(@NonNull android.telephony.ims.feature.RcsFeature.RcsImsCapabilities);
     method public void onFeatureReady();
     method public void onFeatureRemoved();
+    method public boolean queryCapabilityConfiguration(int, int);
+    method @NonNull public final android.telephony.ims.feature.RcsFeature.RcsImsCapabilities queryCapabilityStatus();
     method public void removeCapabilityExchangeImpl(@NonNull android.telephony.ims.stub.RcsCapabilityExchangeImplBase);
   }
 
+  public static class RcsFeature.RcsImsCapabilities extends android.telephony.ims.feature.ImsFeature.Capabilities {
+    ctor public RcsFeature.RcsImsCapabilities(int);
+    method public void addCapabilities(int);
+    method public boolean isCapable(int);
+    method public void removeCapabilities(int);
+    field public static final int CAPABILITY_TYPE_NONE = 0; // 0x0
+    field public static final int CAPABILITY_TYPE_OPTIONS_UCE = 1; // 0x1
+    field public static final int CAPABILITY_TYPE_PRESENCE_UCE = 2; // 0x2
+  }
+
 }
 
 package android.telephony.ims.stub {
diff --git a/core/java/android/net/NetworkIdentity.java b/core/java/android/net/NetworkIdentity.java
index 5d8122b..32b19a4 100644
--- a/core/java/android/net/NetworkIdentity.java
+++ b/core/java/android/net/NetworkIdentity.java
@@ -32,7 +32,7 @@
 
 /**
  * Network definition that includes strong identity. Analogous to combining
- * {@link NetworkInfo} and an IMSI.
+ * {@link NetworkCapabilities} and an IMSI.
  *
  * @hide
  */
@@ -160,7 +160,7 @@
      */
     public static NetworkIdentity buildNetworkIdentity(Context context, NetworkState state,
             boolean defaultNetwork, @NetworkType int subType) {
-        final int type = state.networkInfo.getType();
+        final int legacyType = state.legacyNetworkType;
 
         String subscriberId = null;
         String networkId = null;
@@ -171,7 +171,7 @@
 
         subscriberId = state.subscriberId;
 
-        if (type == TYPE_WIFI) {
+        if (legacyType == TYPE_WIFI) {
             if (state.networkCapabilities.getSsid() != null) {
                 networkId = state.networkCapabilities.getSsid();
                 if (networkId == null) {
@@ -184,7 +184,7 @@
             }
         }
 
-        return new NetworkIdentity(type, subType, subscriberId, networkId, roaming, metered,
+        return new NetworkIdentity(legacyType, subType, subscriberId, networkId, roaming, metered,
                 defaultNetwork);
     }
 
diff --git a/core/java/android/net/NetworkState.java b/core/java/android/net/NetworkState.java
index e1ef8b5..e466d2e 100644
--- a/core/java/android/net/NetworkState.java
+++ b/core/java/android/net/NetworkState.java
@@ -17,6 +17,7 @@
 package android.net;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.os.Build;
 import android.os.Parcel;
@@ -41,6 +42,7 @@
     public final Network network;
     public final String subscriberId;
     public final String networkId;
+    public final int legacyNetworkType;
 
     private NetworkState() {
         networkInfo = null;
@@ -49,17 +51,35 @@
         network = null;
         subscriberId = null;
         networkId = null;
+        legacyNetworkType = 0;
     }
 
+    public NetworkState(int legacyNetworkType, @NonNull LinkProperties linkProperties,
+            @NonNull NetworkCapabilities networkCapabilities, @NonNull Network network,
+            @Nullable String subscriberId, @Nullable String networkId) {
+        this(legacyNetworkType, new NetworkInfo(legacyNetworkType, 0, null, null), linkProperties,
+                networkCapabilities, network, subscriberId, networkId);
+    }
+
+    // Constructor that used internally in ConnectivityService mainline module.
     public NetworkState(@NonNull NetworkInfo networkInfo, @NonNull LinkProperties linkProperties,
             @NonNull NetworkCapabilities networkCapabilities, @NonNull Network network,
             String subscriberId, String networkId) {
+        this(networkInfo.getType(), networkInfo, linkProperties,
+                networkCapabilities, network, subscriberId, networkId);
+    }
+
+    public NetworkState(int legacyNetworkType, @NonNull NetworkInfo networkInfo,
+            @NonNull LinkProperties linkProperties,
+            @NonNull NetworkCapabilities networkCapabilities, @NonNull Network network,
+            String subscriberId, String networkId) {
         this.networkInfo = networkInfo;
         this.linkProperties = linkProperties;
         this.networkCapabilities = networkCapabilities;
         this.network = network;
         this.subscriberId = subscriberId;
         this.networkId = networkId;
+        this.legacyNetworkType = legacyNetworkType;
 
         // This object is an atomic view of a network, so the various components
         // should always agree on roaming state.
@@ -80,6 +100,7 @@
         network = in.readParcelable(null);
         subscriberId = in.readString();
         networkId = in.readString();
+        legacyNetworkType = in.readInt();
     }
 
     @Override
@@ -95,6 +116,7 @@
         out.writeParcelable(network, flags);
         out.writeString(subscriberId);
         out.writeString(networkId);
+        out.writeInt(legacyNetworkType);
     }
 
     @UnsupportedAppUsage
diff --git a/core/java/android/uwb/SessionHandle.java b/core/java/android/uwb/SessionHandle.java
index 928fcbdc..b23f5ad 100644
--- a/core/java/android/uwb/SessionHandle.java
+++ b/core/java/android/uwb/SessionHandle.java
@@ -19,6 +19,8 @@
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import java.util.Objects;
+
 /**
  * @hide
  */
@@ -73,6 +75,11 @@
     }
 
     @Override
+    public int hashCode() {
+        return Objects.hashCode(mId);
+    }
+
+    @Override
     public String toString() {
         return "SessionHandle [id=" + mId + "]";
     }
diff --git a/keystore/java/android/security/KeyStoreSecurityLevel.java b/keystore/java/android/security/KeyStoreSecurityLevel.java
index 372add9..d188b65 100644
--- a/keystore/java/android/security/KeyStoreSecurityLevel.java
+++ b/keystore/java/android/security/KeyStoreSecurityLevel.java
@@ -190,7 +190,7 @@
         keyDescriptor.blob = wrappedKey;
         keyDescriptor.domain = wrappedKeyDescriptor.domain;
 
-        return handleExceptions(() -> mSecurityLevel.importWrappedKey(wrappedKeyDescriptor,
+        return handleExceptions(() -> mSecurityLevel.importWrappedKey(keyDescriptor,
                 wrappingKeyDescriptor, maskingKey,
                 args.toArray(new KeyParameter[args.size()]), authenticatorSpecs));
     }
diff --git a/keystore/java/android/security/keystore/AndroidKeyStoreProvider.java b/keystore/java/android/security/keystore/AndroidKeyStoreProvider.java
index 16bf546..0871517 100644
--- a/keystore/java/android/security/keystore/AndroidKeyStoreProvider.java
+++ b/keystore/java/android/security/keystore/AndroidKeyStoreProvider.java
@@ -434,14 +434,16 @@
     @NonNull
     public static java.security.KeyStore getKeyStoreForUid(int uid)
             throws KeyStoreException, NoSuchProviderException {
-        String providerName = PROVIDER_NAME;
+        final java.security.KeyStore.LoadStoreParameter loadParameter;
         if (android.security.keystore2.AndroidKeyStoreProvider.isInstalled()) {
-            providerName = "AndroidKeyStoreLegacy";
+            loadParameter = new android.security.keystore2.AndroidKeyStoreLoadStoreParameter(
+                    KeyProperties.legacyUidToNamespace(uid));
+        } else {
+            loadParameter = new AndroidKeyStoreLoadStoreParameter(uid);
         }
-        java.security.KeyStore result =
-                java.security.KeyStore.getInstance(providerName);
+        java.security.KeyStore result = java.security.KeyStore.getInstance(PROVIDER_NAME);
         try {
-            result.load(new AndroidKeyStoreLoadStoreParameter(uid));
+            result.load(loadParameter);
         } catch (NoSuchAlgorithmException | CertificateException | IOException e) {
             throw new KeyStoreException(
                     "Failed to load AndroidKeyStore KeyStore for UID " + uid, e);
diff --git a/keystore/java/android/security/keystore2/AndroidKeyStoreHmacSpi.java b/keystore/java/android/security/keystore2/AndroidKeyStoreHmacSpi.java
index 8475ad9..0f77749 100644
--- a/keystore/java/android/security/keystore2/AndroidKeyStoreHmacSpi.java
+++ b/keystore/java/android/security/keystore2/AndroidKeyStoreHmacSpi.java
@@ -164,6 +164,9 @@
 
         List<KeyParameter> parameters = new ArrayList<>();
         parameters.add(KeyStore2ParameterUtils.makeEnum(
+                KeymasterDefs.KM_TAG_PURPOSE, KeymasterDefs.KM_PURPOSE_SIGN
+        ));
+        parameters.add(KeyStore2ParameterUtils.makeEnum(
                 KeymasterDefs.KM_TAG_ALGORITHM, KeymasterDefs.KM_ALGORITHM_HMAC
         ));
         parameters.add(KeyStore2ParameterUtils.makeEnum(
diff --git a/keystore/java/android/security/keystore2/AndroidKeyStoreKey.java b/keystore/java/android/security/keystore2/AndroidKeyStoreKey.java
index 32650ae..5619585 100644
--- a/keystore/java/android/security/keystore2/AndroidKeyStoreKey.java
+++ b/keystore/java/android/security/keystore2/AndroidKeyStoreKey.java
@@ -21,7 +21,6 @@
 import android.system.keystore2.Authorization;
 import android.system.keystore2.Domain;
 import android.system.keystore2.KeyDescriptor;
-import android.util.Log;
 
 import java.security.Key;
 
@@ -127,15 +126,6 @@
             return false;
         }
 
-        // If the key ids are equal and the class matches all the other fields cannot differ
-        // unless we have a bug.
-        if (!mAlgorithm.equals(other.mAlgorithm)
-                || !mAuthorizations.equals(other.mAuthorizations)
-                || !mDescriptor.equals(other.mDescriptor)) {
-            Log.e("AndroidKeyStoreKey", "Bug: key ids are identical, but key metadata"
-                    + "differs.");
-            return false;
-        }
         return true;
     }
 }
diff --git a/keystore/java/android/security/keystore2/AndroidKeyStoreSpi.java b/keystore/java/android/security/keystore2/AndroidKeyStoreSpi.java
index 8c8acc4..39607ae 100644
--- a/keystore/java/android/security/keystore2/AndroidKeyStoreSpi.java
+++ b/keystore/java/android/security/keystore2/AndroidKeyStoreSpi.java
@@ -866,7 +866,8 @@
         try {
             response = mKeyStore.getKeyEntry(wrappingkey);
         } catch (android.security.KeyStoreException e) {
-            throw new KeyStoreException("Failed to load wrapping key.", e);
+            throw new KeyStoreException("Failed to import wrapped key. Keystore error code: "
+                    + e.getErrorCode(), e);
         }
 
         KeyDescriptor wrappedKey = makeKeyDescriptor(alias);
diff --git a/packages/Connectivity/framework/src/android/net/NetworkRequest.java b/packages/Connectivity/framework/src/android/net/NetworkRequest.java
index b9ef4c2..6540397 100644
--- a/packages/Connectivity/framework/src/android/net/NetworkRequest.java
+++ b/packages/Connectivity/framework/src/android/net/NetworkRequest.java
@@ -16,6 +16,22 @@
 
 package android.net;
 
+import static android.net.NetworkCapabilities.NET_CAPABILITY_CAPTIVE_PORTAL;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_DUN;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_FOREGROUND;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_CONGESTED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_METERED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_SUSPENDED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_PARTIAL_CONNECTIVITY;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_TEMPORARILY_NOT_METERED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_TRUSTED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
+
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
@@ -30,6 +46,8 @@
 import android.text.TextUtils;
 import android.util.proto.ProtoOutputStream;
 
+import java.util.Arrays;
+import java.util.List;
 import java.util.Objects;
 import java.util.Set;
 
@@ -156,8 +174,30 @@
      * needed in terms of {@link NetworkCapabilities} features
      */
     public static class Builder {
+        /**
+         * Capabilities that are currently compatible with VCN networks.
+         */
+        private static final List<Integer> VCN_SUPPORTED_CAPABILITIES = Arrays.asList(
+                NET_CAPABILITY_CAPTIVE_PORTAL,
+                NET_CAPABILITY_DUN,
+                NET_CAPABILITY_FOREGROUND,
+                NET_CAPABILITY_INTERNET,
+                NET_CAPABILITY_NOT_CONGESTED,
+                NET_CAPABILITY_NOT_METERED,
+                NET_CAPABILITY_NOT_RESTRICTED,
+                NET_CAPABILITY_NOT_ROAMING,
+                NET_CAPABILITY_NOT_SUSPENDED,
+                NET_CAPABILITY_NOT_VPN,
+                NET_CAPABILITY_PARTIAL_CONNECTIVITY,
+                NET_CAPABILITY_TEMPORARILY_NOT_METERED,
+                NET_CAPABILITY_TRUSTED,
+                NET_CAPABILITY_VALIDATED);
+
         private final NetworkCapabilities mNetworkCapabilities;
 
+        // A boolean that represents the user modified NOT_VCN_MANAGED capability.
+        private boolean mModifiedNotVcnManaged = false;
+
         /**
          * Default constructor for Builder.
          */
@@ -179,6 +219,7 @@
             // maybeMarkCapabilitiesRestricted() doesn't add back.
             final NetworkCapabilities nc = new NetworkCapabilities(mNetworkCapabilities);
             nc.maybeMarkCapabilitiesRestricted();
+            deduceNotVcnManagedCapability(nc);
             return new NetworkRequest(nc, ConnectivityManager.TYPE_NONE,
                     ConnectivityManager.REQUEST_ID_UNSET, Type.NONE);
         }
@@ -195,6 +236,9 @@
          */
         public Builder addCapability(@NetworkCapabilities.NetCapability int capability) {
             mNetworkCapabilities.addCapability(capability);
+            if (capability == NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED) {
+                mModifiedNotVcnManaged = true;
+            }
             return this;
         }
 
@@ -206,6 +250,9 @@
          */
         public Builder removeCapability(@NetworkCapabilities.NetCapability int capability) {
             mNetworkCapabilities.removeCapability(capability);
+            if (capability == NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED) {
+                mModifiedNotVcnManaged = true;
+            }
             return this;
         }
 
@@ -263,6 +310,9 @@
         @NonNull
         public Builder clearCapabilities() {
             mNetworkCapabilities.clearAll();
+            // If the caller explicitly clear all capabilities, the NOT_VCN_MANAGED capabilities
+            // should not be add back later.
+            mModifiedNotVcnManaged = true;
             return this;
         }
 
@@ -382,6 +432,25 @@
             mNetworkCapabilities.setSignalStrength(signalStrength);
             return this;
         }
+
+        /**
+         * Deduce the NET_CAPABILITY_NOT_VCN_MANAGED capability from other capabilities
+         * and user intention, which includes:
+         *   1. For the requests that don't have anything besides
+         *      {@link #VCN_SUPPORTED_CAPABILITIES}, add the NET_CAPABILITY_NOT_VCN_MANAGED to
+         *      allow the callers automatically utilize VCN networks if available.
+         *   2. For the requests that explicitly add or remove NET_CAPABILITY_NOT_VCN_MANAGED,
+         *      do not alter them to allow user fire request that suits their need.
+         *
+         * @hide
+         */
+        private void deduceNotVcnManagedCapability(final NetworkCapabilities nc) {
+            if (mModifiedNotVcnManaged) return;
+            for (final int cap : nc.getCapabilities()) {
+                if (!VCN_SUPPORTED_CAPABILITIES.contains(cap)) return;
+            }
+            nc.addCapability(NET_CAPABILITY_NOT_VCN_MANAGED);
+        }
     }
 
     // implement the Parcelable interface
diff --git a/services/core/Android.bp b/services/core/Android.bp
index 4bebe39..ba7f080 100644
--- a/services/core/Android.bp
+++ b/services/core/Android.bp
@@ -95,9 +95,9 @@
     libs: [
         "services.net",
         "android.hardware.light-V2.0-java",
-        "android.hardware.power-java",
+        "android.hardware.power-V1-java",
         "android.hardware.power-V1.0-java",
-        "android.hardware.vibrator-java",
+        "android.hardware.vibrator-V1-java",
         "android.net.ipsec.ike.stubs.module_lib",
         "app-compat-annotations",
         "framework-tethering.stubs.module_lib",
@@ -120,7 +120,7 @@
         "android.hardware.health-V1.0-java",
         "android.hardware.health-V2.0-java",
         "android.hardware.health-V2.1-java",
-        "android.hardware.light-java",
+        "android.hardware.light-V1-java",
         "android.hardware.tv.cec-V1.0-java",
         "android.hardware.weaver-V1.0-java",
         "android.hardware.biometrics.face-V1.0-java",
@@ -128,11 +128,11 @@
         "android.hardware.oemlock-V1.0-java",
         "android.hardware.configstore-V1.0-java",
         "android.hardware.contexthub-V1.0-java",
-        "android.hardware.rebootescrow-java",
+        "android.hardware.rebootescrow-V1-java",
         "android.hardware.soundtrigger-V2.3-java",
         "android.hidl.manager-V1.2-java",
         "capture_state_listener-aidl-java",
-        "dnsresolver_aidl_interface-java",
+        "dnsresolver_aidl_interface-V7-java",
         "icu4j_calendar_astronomer",
         "netd-client",
         "overlayable_policy_aidl-java",
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index eaeb20c..2f88351 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -45,6 +45,7 @@
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_SUSPENDED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_PARTIAL_CONNECTIVITY;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
@@ -1247,6 +1248,7 @@
     private static NetworkCapabilities createDefaultNetworkCapabilitiesForUid(int uid) {
         final NetworkCapabilities netCap = new NetworkCapabilities();
         netCap.addCapability(NET_CAPABILITY_INTERNET);
+        netCap.addCapability(NET_CAPABILITY_NOT_VCN_MANAGED);
         netCap.removeCapability(NET_CAPABILITY_NOT_VPN);
         netCap.setSingleUid(uid);
         return netCap;
@@ -1256,6 +1258,7 @@
             int transportType, NetworkRequest.Type type) {
         final NetworkCapabilities netCap = new NetworkCapabilities();
         netCap.addCapability(NET_CAPABILITY_INTERNET);
+        netCap.addCapability(NET_CAPABILITY_NOT_VCN_MANAGED);
         netCap.setRequestorUidAndPackageName(Process.myUid(), mContext.getPackageName());
         if (transportType > -1) {
             netCap.addTransportType(transportType);
@@ -1891,7 +1894,8 @@
         final ArrayList<NetworkState> result = new ArrayList<>();
         for (Network network : getAllNetworks()) {
             final NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network);
-            if (nai != null) {
+            // TODO: Consider include SUSPENDED networks.
+            if (nai != null && nai.networkInfo.isConnected()) {
                 // TODO (b/73321673) : NetworkState contains a copy of the
                 // NetworkCapabilities, which may contain UIDs of apps to which the
                 // network applies. Should the UIDs be cleared so as not to leak or
diff --git a/services/core/java/com/android/server/EntropyMixer.java b/services/core/java/com/android/server/EntropyMixer.java
index c56cef2..a83c981 100644
--- a/services/core/java/com/android/server/EntropyMixer.java
+++ b/services/core/java/com/android/server/EntropyMixer.java
@@ -16,12 +16,6 @@
 
 package com.android.server;
 
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.PrintWriter;
-
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -33,10 +27,15 @@
 import android.os.SystemProperties;
 import android.util.Slog;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.PrintWriter;
+
 /**
  * A service designed to load and periodically save &quot;randomness&quot;
- * for the Linux kernel RNG and to mix in data from Hardware RNG (if present)
- * into the Linux RNG.
+ * for the Linux kernel RNG.
  *
  * <p>When a Linux system starts up, the entropy pool associated with
  * {@code /dev/random} may be in a fairly predictable state.  Applications which
@@ -45,15 +44,8 @@
  * this effect, it's helpful to carry the entropy pool information across
  * shutdowns and startups.
  *
- * <p>On systems with Hardware RNG (/dev/hw_random), a block of output from HW
- * RNG is mixed into the Linux RNG on EntropyMixer's startup and whenever
- * EntropyMixer periodically runs to save a block of output from Linux RNG on
- * disk. This mixing is done in a way that does not increase the Linux RNG's
- * entropy estimate is not increased. This is to avoid having to trust/verify
- * the quality and authenticity of the &quot;randomness&quot; of the HW RNG.
- *
  * <p>This class was modeled after the script in the
- * <a href="http://www.kernel.org/doc/man-pages/online/pages/man4/random.4.html">
+ * <a href="https://man7.org/linux/man-pages/man4/random.4.html">
  * random(4) manual page</a>.
  */
 public class EntropyMixer extends Binder {
@@ -64,7 +56,6 @@
     private static final long START_NANOTIME = System.nanoTime();
 
     private final String randomDevice;
-    private final String hwRandomDevice;
     private final String entropyFile;
 
     /**
@@ -80,7 +71,6 @@
                 Slog.e(TAG, "Will not process invalid message");
                 return;
             }
-            addHwRandomEntropy();
             writeEntropy();
             scheduleEntropyWriter();
         }
@@ -94,25 +84,21 @@
     };
 
     public EntropyMixer(Context context) {
-        this(context, getSystemDir() + "/entropy.dat", "/dev/urandom", "/dev/hw_random");
+        this(context, getSystemDir() + "/entropy.dat", "/dev/urandom");
     }
 
     /** Test only interface, not for public use */
     public EntropyMixer(
             Context context,
             String entropyFile,
-            String randomDevice,
-            String hwRandomDevice) {
+            String randomDevice) {
         if (randomDevice == null) { throw new NullPointerException("randomDevice"); }
-        if (hwRandomDevice == null) { throw new NullPointerException("hwRandomDevice"); }
         if (entropyFile == null) { throw new NullPointerException("entropyFile"); }
 
         this.randomDevice = randomDevice;
-        this.hwRandomDevice = hwRandomDevice;
         this.entropyFile = entropyFile;
         loadInitialEntropy();
         addDeviceSpecificEntropy();
-        addHwRandomEntropy();
         writeEntropy();
         scheduleEntropyWriter();
         IntentFilter broadcastFilter = new IntentFilter(Intent.ACTION_SHUTDOWN);
@@ -192,23 +178,6 @@
         }
     }
 
-    /**
-     * Mixes in the output from HW RNG (if present) into the Linux RNG.
-     */
-    private void addHwRandomEntropy() {
-        if (!new File(hwRandomDevice).exists()) {
-            // HW RNG not present/exposed -- ignore
-            return;
-        }
-
-        try {
-            RandomBlock.fromFile(hwRandomDevice).toFile(randomDevice, false);
-            Slog.i(TAG, "Added HW RNG output to entropy pool");
-        } catch (IOException e) {
-            Slog.w(TAG, "Failed to add HW RNG output to entropy pool", e);
-        }
-    }
-
     private static String getSystemDir() {
         File dataDir = Environment.getDataDirectory();
         File systemDir = new File(dataDir, "system");
diff --git a/services/core/java/com/android/server/hdmi/HdmiControlService.java b/services/core/java/com/android/server/hdmi/HdmiControlService.java
index 5d1c4e6..16d4f94 100644
--- a/services/core/java/com/android/server/hdmi/HdmiControlService.java
+++ b/services/core/java/com/android/server/hdmi/HdmiControlService.java
@@ -555,7 +555,7 @@
     private void bootCompleted() {
         // on boot, if device is interactive, set HDMI CEC state as powered on as well
         if (mPowerManager.isInteractive() && isPowerStandbyOrTransient()) {
-            onWakeUp();
+            mPowerStatus = HdmiControlManager.POWER_STATUS_ON;
         }
     }
 
diff --git a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
index 6c67cba..b5c0f28 100644
--- a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -1962,14 +1962,13 @@
             if (state.network != null) {
                 mNetIdToSubId.put(state.network.netId, parseSubId(state));
             }
-            if (state.networkInfo != null && state.networkInfo.isConnected()) {
-                // Policies matched by NPMS only match by subscriber ID or by ssid. Thus subtype
-                // in the object created here is never used and its value doesn't matter, so use
-                // NETWORK_TYPE_UNKNOWN.
-                final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state,
-                        true, TelephonyManager.NETWORK_TYPE_UNKNOWN /* subType */);
-                identified.put(state, ident);
-            }
+
+            // Policies matched by NPMS only match by subscriber ID or by ssid. Thus subtype
+            // in the object created here is never used and its value doesn't matter, so use
+            // NETWORK_TYPE_UNKNOWN.
+            final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state,
+                    true, TelephonyManager.NETWORK_TYPE_UNKNOWN /* subType */);
+            identified.put(state, ident);
         }
 
         final ArraySet<String> newMeteredIfaces = new ArraySet<>();
@@ -2044,8 +2043,7 @@
         // One final pass to catch any metered ifaces that don't have explicitly
         // defined policies; typically Wi-Fi networks.
         for (NetworkState state : states) {
-            if (state.networkInfo != null && state.networkInfo.isConnected()
-                    && !state.networkCapabilities.hasCapability(NET_CAPABILITY_NOT_METERED)) {
+            if (!state.networkCapabilities.hasCapability(NET_CAPABILITY_NOT_METERED)) {
                 matchingIfaces.clear();
                 collectIfaces(matchingIfaces, state);
                 for (int j = matchingIfaces.size() - 1; j >= 0; j--) {
diff --git a/services/core/java/com/android/server/net/NetworkStatsService.java b/services/core/java/com/android/server/net/NetworkStatsService.java
index 0ab35a9..9706bce 100644
--- a/services/core/java/com/android/server/net/NetworkStatsService.java
+++ b/services/core/java/com/android/server/net/NetworkStatsService.java
@@ -96,7 +96,6 @@
 import android.net.Network;
 import android.net.NetworkCapabilities;
 import android.net.NetworkIdentity;
-import android.net.NetworkInfo;
 import android.net.NetworkStack;
 import android.net.NetworkState;
 import android.net.NetworkStats;
@@ -1264,7 +1263,7 @@
 
     /**
      * Inspect all current {@link NetworkState} to derive mapping from {@code iface} to {@link
-     * NetworkStatsHistory}. When multiple {@link NetworkInfo} are active on a single {@code iface},
+     * NetworkStatsHistory}. When multiple networks are active on a single {@code iface},
      * they are combined under a single {@link NetworkIdentitySet}.
      */
     @GuardedBy("mStatsLock")
@@ -1294,84 +1293,82 @@
         final boolean combineSubtypeEnabled = mSettings.getCombineSubtypeEnabled();
         final ArraySet<String> mobileIfaces = new ArraySet<>();
         for (NetworkState state : states) {
-            if (state.networkInfo.isConnected()) {
-                final boolean isMobile = isNetworkTypeMobile(state.networkInfo.getType());
-                final boolean isDefault = ArrayUtils.contains(mDefaultNetworks, state.network);
-                final int subType = combineSubtypeEnabled ? SUBTYPE_COMBINED
-                        : getSubTypeForState(state);
-                final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state,
-                        isDefault, subType);
+            final boolean isMobile = isNetworkTypeMobile(state.legacyNetworkType);
+            final boolean isDefault = ArrayUtils.contains(mDefaultNetworks, state.network);
+            final int subType = combineSubtypeEnabled ? SUBTYPE_COMBINED
+                    : getSubTypeForState(state);
+            final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state,
+                    isDefault, subType);
 
-                // Traffic occurring on the base interface is always counted for
-                // both total usage and UID details.
-                final String baseIface = state.linkProperties.getInterfaceName();
-                if (baseIface != null) {
-                    findOrCreateNetworkIdentitySet(mActiveIfaces, baseIface).add(ident);
-                    findOrCreateNetworkIdentitySet(mActiveUidIfaces, baseIface).add(ident);
+            // Traffic occurring on the base interface is always counted for
+            // both total usage and UID details.
+            final String baseIface = state.linkProperties.getInterfaceName();
+            if (baseIface != null) {
+                findOrCreateNetworkIdentitySet(mActiveIfaces, baseIface).add(ident);
+                findOrCreateNetworkIdentitySet(mActiveUidIfaces, baseIface).add(ident);
 
-                    // Build a separate virtual interface for VT (Video Telephony) data usage.
-                    // Only do this when IMS is not metered, but VT is metered.
-                    // If IMS is metered, then the IMS network usage has already included VT usage.
-                    // VT is considered always metered in framework's layer. If VT is not metered
-                    // per carrier's policy, modem will report 0 usage for VT calls.
-                    if (state.networkCapabilities.hasCapability(
-                            NetworkCapabilities.NET_CAPABILITY_IMS) && !ident.getMetered()) {
+                // Build a separate virtual interface for VT (Video Telephony) data usage.
+                // Only do this when IMS is not metered, but VT is metered.
+                // If IMS is metered, then the IMS network usage has already included VT usage.
+                // VT is considered always metered in framework's layer. If VT is not metered
+                // per carrier's policy, modem will report 0 usage for VT calls.
+                if (state.networkCapabilities.hasCapability(
+                        NetworkCapabilities.NET_CAPABILITY_IMS) && !ident.getMetered()) {
 
-                        // Copy the identify from IMS one but mark it as metered.
-                        NetworkIdentity vtIdent = new NetworkIdentity(ident.getType(),
-                                ident.getSubType(), ident.getSubscriberId(), ident.getNetworkId(),
-                                ident.getRoaming(), true /* metered */,
-                                true /* onDefaultNetwork */);
-                        findOrCreateNetworkIdentitySet(mActiveIfaces, IFACE_VT).add(vtIdent);
-                        findOrCreateNetworkIdentitySet(mActiveUidIfaces, IFACE_VT).add(vtIdent);
-                    }
-
-                    if (isMobile) {
-                        mobileIfaces.add(baseIface);
-                    }
+                    // Copy the identify from IMS one but mark it as metered.
+                    NetworkIdentity vtIdent = new NetworkIdentity(ident.getType(),
+                            ident.getSubType(), ident.getSubscriberId(), ident.getNetworkId(),
+                            ident.getRoaming(), true /* metered */,
+                            true /* onDefaultNetwork */);
+                    findOrCreateNetworkIdentitySet(mActiveIfaces, IFACE_VT).add(vtIdent);
+                    findOrCreateNetworkIdentitySet(mActiveUidIfaces, IFACE_VT).add(vtIdent);
                 }
 
-                // Traffic occurring on stacked interfaces is usually clatd.
-                //
-                // UID stats are always counted on the stacked interface and never on the base
-                // interface, because the packets on the base interface do not actually match
-                // application sockets (they're not IPv4) and thus the app uid is not known.
-                // For receive this is obvious: packets must be translated from IPv6 to IPv4
-                // before the application socket can be found.
-                // For transmit: either they go through the clat daemon which by virtue of going
-                // through userspace strips the original socket association during the IPv4 to
-                // IPv6 translation process, or they are offloaded by eBPF, which doesn't:
-                // However, on an ebpf device the accounting is done in cgroup ebpf hooks,
-                // which don't trigger again post ebpf translation.
-                // (as such stats accounted to the clat uid are ignored)
-                //
-                // Interface stats are more complicated.
-                //
-                // eBPF offloaded 464xlat'ed packets never hit base interface ip6tables, and thus
-                // *all* statistics are collected by iptables on the stacked v4-* interface.
-                //
-                // Additionally for ingress all packets bound for the clat IPv6 address are dropped
-                // in ip6tables raw prerouting and thus even non-offloaded packets are only
-                // accounted for on the stacked interface.
-                //
-                // For egress, packets subject to eBPF offload never appear on the base interface
-                // and only appear on the stacked interface. Thus to ensure packets increment
-                // interface stats, we must collate data from stacked interfaces. For xt_qtaguid
-                // (or non eBPF offloaded) TX they would appear on both, however egress interface
-                // accounting is explicitly bypassed for traffic from the clat uid.
-                //
-                final List<LinkProperties> stackedLinks = state.linkProperties.getStackedLinks();
-                for (LinkProperties stackedLink : stackedLinks) {
-                    final String stackedIface = stackedLink.getInterfaceName();
-                    if (stackedIface != null) {
-                        findOrCreateNetworkIdentitySet(mActiveIfaces, stackedIface).add(ident);
-                        findOrCreateNetworkIdentitySet(mActiveUidIfaces, stackedIface).add(ident);
-                        if (isMobile) {
-                            mobileIfaces.add(stackedIface);
-                        }
+                if (isMobile) {
+                    mobileIfaces.add(baseIface);
+                }
+            }
 
-                        mStatsFactory.noteStackedIface(stackedIface, baseIface);
+            // Traffic occurring on stacked interfaces is usually clatd.
+            //
+            // UID stats are always counted on the stacked interface and never on the base
+            // interface, because the packets on the base interface do not actually match
+            // application sockets (they're not IPv4) and thus the app uid is not known.
+            // For receive this is obvious: packets must be translated from IPv6 to IPv4
+            // before the application socket can be found.
+            // For transmit: either they go through the clat daemon which by virtue of going
+            // through userspace strips the original socket association during the IPv4 to
+            // IPv6 translation process, or they are offloaded by eBPF, which doesn't:
+            // However, on an ebpf device the accounting is done in cgroup ebpf hooks,
+            // which don't trigger again post ebpf translation.
+            // (as such stats accounted to the clat uid are ignored)
+            //
+            // Interface stats are more complicated.
+            //
+            // eBPF offloaded 464xlat'ed packets never hit base interface ip6tables, and thus
+            // *all* statistics are collected by iptables on the stacked v4-* interface.
+            //
+            // Additionally for ingress all packets bound for the clat IPv6 address are dropped
+            // in ip6tables raw prerouting and thus even non-offloaded packets are only
+            // accounted for on the stacked interface.
+            //
+            // For egress, packets subject to eBPF offload never appear on the base interface
+            // and only appear on the stacked interface. Thus to ensure packets increment
+            // interface stats, we must collate data from stacked interfaces. For xt_qtaguid
+            // (or non eBPF offloaded) TX they would appear on both, however egress interface
+            // accounting is explicitly bypassed for traffic from the clat uid.
+            //
+            final List<LinkProperties> stackedLinks = state.linkProperties.getStackedLinks();
+            for (LinkProperties stackedLink : stackedLinks) {
+                final String stackedIface = stackedLink.getInterfaceName();
+                if (stackedIface != null) {
+                    findOrCreateNetworkIdentitySet(mActiveIfaces, stackedIface).add(ident);
+                    findOrCreateNetworkIdentitySet(mActiveUidIfaces, stackedIface).add(ident);
+                    if (isMobile) {
+                        mobileIfaces.add(stackedIface);
                     }
+
+                    mStatsFactory.noteStackedIface(stackedIface, baseIface);
                 }
             }
         }
diff --git a/services/core/jni/Android.bp b/services/core/jni/Android.bp
index e0db93a..87c766d 100644
--- a/services/core/jni/Android.bp
+++ b/services/core/jni/Android.bp
@@ -147,11 +147,11 @@
         "android.hardware.light@2.0",
         "android.hardware.power@1.0",
         "android.hardware.power@1.1",
-        "android.hardware.power-cpp",
+        "android.hardware.power-V1-cpp",
         "android.hardware.power.stats@1.0",
         "android.hardware.thermal@1.0",
         "android.hardware.tv.input@1.0",
-        "android.hardware.vibrator-cpp",
+        "android.hardware.vibrator-V1-cpp",
         "android.hardware.vibrator@1.0",
         "android.hardware.vibrator@1.1",
         "android.hardware.vibrator@1.2",
@@ -160,7 +160,7 @@
         "android.frameworks.schedulerservice@1.0",
         "android.frameworks.sensorservice@1.0",
         "android.frameworks.stats@1.0",
-        "android.system.suspend.control-cpp",
+        "android.system.suspend.control-V1-cpp",
         "android.system.suspend.control.internal-cpp",
         "android.system.suspend@1.0",
         "service.incremental",
diff --git a/services/incremental/Android.bp b/services/incremental/Android.bp
index e978ed4..7534c7c 100644
--- a/services/incremental/Android.bp
+++ b/services/incremental/Android.bp
@@ -51,9 +51,9 @@
     static_libs: [
         "libbase",
         "libext2_uuid",
-        "libdataloader_aidl-unstable-cpp",
-        "libincremental_aidl-unstable-cpp",
-        "libincremental_manager_aidl-unstable-cpp",
+        "libdataloader_aidl-cpp",
+        "libincremental_aidl-cpp",
+        "libincremental_manager_aidl-cpp",
         "libprotobuf-cpp-lite",
         "service.incremental.proto",
         "libutils",
diff --git a/services/tests/servicestests/Android.bp b/services/tests/servicestests/Android.bp
index 979f4e1..0aec701 100644
--- a/services/tests/servicestests/Android.bp
+++ b/services/tests/servicestests/Android.bp
@@ -82,7 +82,7 @@
         "libui",
         "libunwindstack",
         "libutils",
-        "netd_aidl_interface-cpp",
+        "netd_aidl_interface-V5-cpp",
     ],
 
     dxflags: ["--multi-dex"],
diff --git a/services/tests/servicestests/src/com/android/server/EntropyMixerTest.java b/services/tests/servicestests/src/com/android/server/EntropyMixerTest.java
index 50e7a03..58d6dae 100644
--- a/services/tests/servicestests/src/com/android/server/EntropyMixerTest.java
+++ b/services/tests/servicestests/src/com/android/server/EntropyMixerTest.java
@@ -34,7 +34,7 @@
         assertEquals(0, FileUtils.readTextFile(file, 0, null).length());
 
         // The constructor has the side effect of writing to file
-        new EntropyMixer(getContext(), "/dev/null", file.getCanonicalPath(), "/dev/null");
+        new EntropyMixer(getContext(), "/dev/null", file.getCanonicalPath());
 
         assertTrue(FileUtils.readTextFile(file, 0, null).length() > 0);
     }
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
index 58ba907..3ebe4ef 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkPolicyManagerServiceTest.java
@@ -19,11 +19,13 @@
 import static android.Manifest.permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS;
 import static android.Manifest.permission.NETWORK_STACK;
 import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
+import static android.net.ConnectivityManager.TYPE_MOBILE;
 import static android.net.ConnectivityManager.TYPE_WIFI;
 import static android.net.INetd.FIREWALL_CHAIN_RESTRICTED;
 import static android.net.INetd.FIREWALL_RULE_ALLOW;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING;
 import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
+import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
 import static android.net.NetworkPolicy.LIMIT_DISABLED;
 import static android.net.NetworkPolicy.SNOOZE_NEVER;
 import static android.net.NetworkPolicy.WARNING_DISABLED;
@@ -112,8 +114,6 @@
 import android.net.LinkProperties;
 import android.net.Network;
 import android.net.NetworkCapabilities;
-import android.net.NetworkInfo;
-import android.net.NetworkInfo.DetailedState;
 import android.net.NetworkPolicy;
 import android.net.NetworkPolicyManager;
 import android.net.NetworkState;
@@ -1985,13 +1985,6 @@
         return users;
     }
 
-    private NetworkInfo buildNetworkInfo() {
-        final NetworkInfo ni = new NetworkInfo(ConnectivityManager.TYPE_MOBILE,
-                TelephonyManager.NETWORK_TYPE_LTE, null, null);
-        ni.setDetailedState(NetworkInfo.DetailedState.CONNECTED, null, null);
-        return ni;
-    }
-
     private LinkProperties buildLinkProperties(String iface) {
         final LinkProperties lp = new LinkProperties();
         lp.setInterfaceName(iface);
@@ -2045,13 +2038,12 @@
     }
 
     private static NetworkState buildWifi() {
-        final NetworkInfo info = new NetworkInfo(TYPE_WIFI, 0, null, null);
-        info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TEST_IFACE);
         final NetworkCapabilities networkCapabilities = new NetworkCapabilities();
+        networkCapabilities.addTransportType(TRANSPORT_WIFI);
         networkCapabilities.setSSID(TEST_SSID);
-        return new NetworkState(info, prop, networkCapabilities, null, null, TEST_SSID);
+        return new NetworkState(TYPE_WIFI, prop, networkCapabilities, null, null, TEST_SSID);
     }
 
     private void expectHasInternetPermission(int uid, boolean hasIt) throws Exception {
@@ -2072,7 +2064,7 @@
         when(mCarrierConfigManager.getConfigForSubId(eq(TEST_SUB_ID)))
                 .thenReturn(mCarrierConfig);
         when(mConnManager.getAllNetworkState()).thenReturn(new NetworkState[] {
-                new NetworkState(buildNetworkInfo(),
+                new NetworkState(TYPE_MOBILE,
                         buildLinkProperties(TEST_IFACE),
                         buildNetworkCapabilities(TEST_SUB_ID, roaming),
                         new Network(TEST_NET_ID), TEST_IMSI, null)
diff --git a/services/tests/uiservicestests/Android.bp b/services/tests/uiservicestests/Android.bp
index 4439f99..4a1a6ad 100644
--- a/services/tests/uiservicestests/Android.bp
+++ b/services/tests/uiservicestests/Android.bp
@@ -57,6 +57,6 @@
         "libui",
         "libunwindstack",
         "libutils",
-        "netd_aidl_interface-cpp",
+        "netd_aidl_interface-V5-cpp",
     ],
 }
diff --git a/telephony/java/android/telephony/SignalThresholdInfo.java b/telephony/java/android/telephony/SignalThresholdInfo.java
index 0059ad6..ae7d209 100644
--- a/telephony/java/android/telephony/SignalThresholdInfo.java
+++ b/telephony/java/android/telephony/SignalThresholdInfo.java
@@ -402,29 +402,27 @@
          * @see #getThresholds() for more details on signal strength thresholds
          */
         public @NonNull Builder setThresholds(@NonNull int[] thresholds) {
-            Objects.requireNonNull(thresholds, "thresholds must not be null");
-            if (thresholds.length < MINIMUM_NUMBER_OF_THRESHOLDS_ALLOWED
-                    || thresholds.length > MAXIMUM_NUMBER_OF_THRESHOLDS_ALLOWED) {
-                throw new IllegalArgumentException(
-                        "thresholds length must between " + MINIMUM_NUMBER_OF_THRESHOLDS_ALLOWED
-                                + " and " + MAXIMUM_NUMBER_OF_THRESHOLDS_ALLOWED);
-            }
-            mThresholds = thresholds.clone();
-            Arrays.sort(mThresholds);
-            return this;
+            return setThresholds(thresholds, false /*isSystem*/);
         }
 
         /**
-         * Set the signal strength thresholds for the corresponding signal measurement type without
-         * the length limitation.
+         * Set the signal strength thresholds for the corresponding signal measurement type.
          *
          * @param thresholds array of integer as the signal threshold values
+         * @param isSystem true is the caller is system which does not have restrictions on
+         *        the length of thresholds array.
          * @return the builder to facilitate the chaining
          *
          * @hide
          */
-        public @NonNull Builder setThresholdsUnlimited(@NonNull int[] thresholds) {
+        public @NonNull Builder setThresholds(@NonNull int[] thresholds, boolean isSystem) {
             Objects.requireNonNull(thresholds, "thresholds must not be null");
+            if (!isSystem && (thresholds.length < MINIMUM_NUMBER_OF_THRESHOLDS_ALLOWED
+                    || thresholds.length > MAXIMUM_NUMBER_OF_THRESHOLDS_ALLOWED)) {
+                throw new IllegalArgumentException(
+                        "thresholds length must between " + MINIMUM_NUMBER_OF_THRESHOLDS_ALLOWED
+                                + " and " + MAXIMUM_NUMBER_OF_THRESHOLDS_ALLOWED);
+            }
             mThresholds = thresholds.clone();
             Arrays.sort(mThresholds);
             return this;
diff --git a/telephony/java/android/telephony/data/ApnThrottleStatus.java b/telephony/java/android/telephony/data/ApnThrottleStatus.java
index 51461d1..eec1408 100644
--- a/telephony/java/android/telephony/data/ApnThrottleStatus.java
+++ b/telephony/java/android/telephony/data/ApnThrottleStatus.java
@@ -261,6 +261,10 @@
         private long mThrottleExpiryTimeMillis;
         private @RetryType int mRetryType;
         private @ThrottleType int mThrottleType;
+
+        /**
+         * @hide
+         */
         public static final long NO_THROTTLE_EXPIRY_TIME =
                 DataCallResponse.RETRY_DURATION_UNDEFINED;
 
diff --git a/telephony/java/android/telephony/ims/ImsRcsManager.java b/telephony/java/android/telephony/ims/ImsRcsManager.java
index bd623e0..5f4e1e6 100644
--- a/telephony/java/android/telephony/ims/ImsRcsManager.java
+++ b/telephony/java/android/telephony/ims/ImsRcsManager.java
@@ -21,6 +21,7 @@
 import android.annotation.NonNull;
 import android.annotation.RequiresPermission;
 import android.annotation.SdkConstant;
+import android.annotation.SystemApi;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Binder;
@@ -39,6 +40,8 @@
 
 import com.android.internal.telephony.IIntegerConsumer;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.concurrent.Executor;
 import java.util.function.Consumer;
 
@@ -77,55 +80,13 @@
             "android.telephony.ims.action.SHOW_CAPABILITY_DISCOVERY_OPT_IN";
 
     /**
-     * Receives RCS Feature availability status updates from the ImsService.
-     *
-     * @see #isAvailable(int)
-     * @see #registerRcsAvailabilityCallback(Executor, AvailabilityCallback)
-     * @see #unregisterRcsAvailabilityCallback(AvailabilityCallback)
+     * An application can use {@link #addOnAvailabilityChangedListener} to register a
+     * {@link OnAvailabilityChangedListener}, which will notify the user when the RCS feature
+     * availability status updates from the ImsService.
      * @hide
      */
-    public static class AvailabilityCallback {
-
-        private static class CapabilityBinder extends IImsCapabilityCallback.Stub {
-
-            private final AvailabilityCallback mLocalCallback;
-            private Executor mExecutor;
-
-            CapabilityBinder(AvailabilityCallback c) {
-                mLocalCallback = c;
-            }
-
-            @Override
-            public void onCapabilitiesStatusChanged(int config) {
-                if (mLocalCallback == null) return;
-
-                long callingIdentity = Binder.clearCallingIdentity();
-                try {
-                    mExecutor.execute(() -> mLocalCallback.onAvailabilityChanged(config));
-                } finally {
-                    restoreCallingIdentity(callingIdentity);
-                }
-            }
-
-            @Override
-            public void onQueryCapabilityConfiguration(int capability, int radioTech,
-                    boolean isEnabled) {
-                // This is not used for public interfaces.
-            }
-
-            @Override
-            public void onChangeCapabilityConfigurationError(int capability, int radioTech,
-                    @ImsFeature.ImsCapabilityError int reason) {
-                // This is not used for public interfaces
-            }
-
-            private void setExecutor(Executor executor) {
-                mExecutor = executor;
-            }
-        }
-
-        private final CapabilityBinder mBinder = new CapabilityBinder(this);
-
+    @SystemApi
+    public interface OnAvailabilityChangedListener {
         /**
          * The availability of the feature's capabilities has changed to either available or
          * unavailable.
@@ -136,22 +97,68 @@
          *
          * @param capabilities The new availability of the capabilities.
          */
-        public void onAvailabilityChanged(@RcsUceAdapter.RcsImsCapabilityFlag int capabilities) {
+        void onAvailabilityChanged(@RcsUceAdapter.RcsImsCapabilityFlag int capabilities);
+    }
+
+    /**
+     * Receive the availability status changed from the ImsService and pass the status change to
+     * the associated {@link OnAvailabilityChangedListener}
+     */
+    private static class AvailabilityCallbackAdapter {
+
+        private static class CapabilityBinder extends IImsCapabilityCallback.Stub {
+            private final OnAvailabilityChangedListener mOnAvailabilityChangedListener;
+            private final Executor mExecutor;
+
+            CapabilityBinder(OnAvailabilityChangedListener listener, Executor executor) {
+                mExecutor = executor;
+                mOnAvailabilityChangedListener = listener;
+            }
+
+            @Override
+            public void onCapabilitiesStatusChanged(int config) {
+                if (mOnAvailabilityChangedListener == null) return;
+
+                long callingIdentity = Binder.clearCallingIdentity();
+                try {
+                    mExecutor.execute(() ->
+                            mOnAvailabilityChangedListener.onAvailabilityChanged(config));
+                } finally {
+                    restoreCallingIdentity(callingIdentity);
+                }
+            }
+
+            @Override
+            public void onQueryCapabilityConfiguration(int capability, int radioTech,
+                    boolean isEnabled) {
+                // This is not used.
+            }
+
+            @Override
+            public void onChangeCapabilityConfigurationError(int capability, int radioTech,
+                    @ImsFeature.ImsCapabilityError int reason) {
+                // This is not used.
+            }
+        }
+
+        private final CapabilityBinder mBinder;
+
+        AvailabilityCallbackAdapter(@NonNull Executor executor,
+                @NonNull OnAvailabilityChangedListener listener) {
+            mBinder = new CapabilityBinder(listener, executor);
         }
 
         /**@hide*/
         public final IImsCapabilityCallback getBinder() {
             return mBinder;
         }
-
-        private void setExecutor(Executor executor) {
-            mBinder.setExecutor(executor);
-        }
     }
 
     private final int mSubId;
     private final Context mContext;
     private final BinderCacheManager<IImsRcsController> mBinderCache;
+    private final Map<OnAvailabilityChangedListener, AvailabilityCallbackAdapter>
+            mAvailabilityChangedCallbacks;
 
     /**
      * Use {@link ImsManager#getImsRcsManager(int)} to create an instance of this class.
@@ -162,6 +169,7 @@
         mSubId = subId;
         mContext = context;
         mBinderCache = binderCache;
+        mAvailabilityChangedCallbacks = new HashMap<>();
     }
 
     /**
@@ -174,10 +182,23 @@
     }
 
     /**
-     * @hide
+     * Registers a {@link RegistrationManager.RegistrationCallback} with the system. When the
+     * callback is registered, it will initiate the callback c to be called with the current
+     * registration state.
+     *
+     * Requires Permission: {@link android.Manifest.permission#READ_PRECISE_PHONE_STATE
+     * READ_PRECISE_PHONE_STATE} or that the calling app has carrier privileges
+     * (see {@link android.telephony.TelephonyManager#hasCarrierPrivileges}).
+     *
+     * @param executor The executor the callback events should be run on.
+     * @param c The {@link RegistrationManager.RegistrationCallback} to be added.
+     * @see #unregisterImsRegistrationCallback(RegistrationManager.RegistrationCallback)
+     * @throws ImsException if the subscription associated with this callback is valid, but
+     * the {@link ImsService} associated with the subscription is not available. This can happen if
+     * the service crashed, for example. See {@link ImsException#getCode()} for a more detailed
+     * reason.
      */
-    // @Override add back to RegistrationManager interface once public.
-    @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @RequiresPermission(Manifest.permission.READ_PRECISE_PHONE_STATE)
     public void registerImsRegistrationCallback(
             @NonNull @CallbackExecutor Executor executor,
             @NonNull RegistrationManager.RegistrationCallback c)
@@ -191,7 +212,7 @@
 
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "Register registration callback: IImsRcsController is null");
+            Log.w(TAG, "Register registration callback: IImsRcsController is null");
             throw new ImsException("Cannot find remote IMS service",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
@@ -207,10 +228,21 @@
     }
 
     /**
-     * @hide
+     * Removes an existing {@link RegistrationManager.RegistrationCallback}.
+     *
+     * When the subscription associated with this callback is removed (SIM removed, ESIM swap,
+     * etc...), this callback will automatically be removed. If this method is called for an
+     * inactive subscription, it will result in a no-op.
+     *
+     * Requires Permission: {@link android.Manifest.permission#READ_PRECISE_PHONE_STATE
+     * READ_PRECISE_PHONE_STATE} or that the calling app has carrier privileges
+     * (see {@link android.telephony.TelephonyManager#hasCarrierPrivileges}).
+     *
+     * @param c The {@link RegistrationManager.RegistrationCallback} to be removed.
+     * @see android.telephony.SubscriptionManager.OnSubscriptionsChangedListener
+     * @see #registerImsRegistrationCallback(Executor, RegistrationCallback)
      */
-    // @Override add back to RegistrationManager interface once public.
-    @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @RequiresPermission(Manifest.permission.READ_PRECISE_PHONE_STATE)
     public void unregisterImsRegistrationCallback(
             @NonNull RegistrationManager.RegistrationCallback c) {
         if (c == null) {
@@ -219,7 +251,7 @@
 
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "Unregister registration callback: IImsRcsController is null");
+            Log.w(TAG, "Unregister registration callback: IImsRcsController is null");
             throw new IllegalStateException("Cannot find remote IMS service");
         }
 
@@ -231,10 +263,21 @@
     }
 
     /**
-     * @hide
+     * Gets the registration state of the IMS service.
+     *
+     * Requires Permission: {@link android.Manifest.permission#READ_PRECISE_PHONE_STATE
+     * READ_PRECISE_PHONE_STATE} or that the calling app has carrier privileges
+     * (see {@link android.telephony.TelephonyManager#hasCarrierPrivileges}).
+     *
+     * @param executor The {@link Executor} that will be used to call the IMS registration state
+     * callback.
+     * @param stateCallback A callback called on the supplied {@link Executor} that will contain the
+     * registration state of the IMS service, which will be one of the
+     * following: {@link RegistrationManager#REGISTRATION_STATE_NOT_REGISTERED},
+     * {@link RegistrationManager#REGISTRATION_STATE_REGISTERING}, or
+     * {@link RegistrationManager#REGISTRATION_STATE_REGISTERED}.
      */
-    // @Override add back to RegistrationManager interface once public.
-    @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @RequiresPermission(Manifest.permission.READ_PRECISE_PHONE_STATE)
     public void getRegistrationState(@NonNull @CallbackExecutor Executor executor,
             @NonNull @RegistrationManager.ImsRegistrationState Consumer<Integer> stateCallback) {
         if (stateCallback == null) {
@@ -246,7 +289,7 @@
 
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "Get registration state error: IImsRcsController is null");
+            Log.w(TAG, "Get registration state error: IImsRcsController is null");
             throw new IllegalStateException("Cannot find remote IMS service");
         }
 
@@ -263,9 +306,20 @@
     }
 
     /**
-     * @hide
+     * Gets the Transport Type associated with the current IMS registration.
+     *
+     * Requires Permission: {@link android.Manifest.permission#READ_PRECISE_PHONE_STATE
+     * READ_PRECISE_PHONE_STATE} or that the calling app has carrier privileges
+     * (see {@link android.telephony.TelephonyManager#hasCarrierPrivileges}).
+     *
+     * @param executor The {@link Executor} that will be used to call the transportTypeCallback.
+     * @param transportTypeCallback The transport type associated with the current IMS registration,
+     * which will be one of following:
+     * {@see AccessNetworkConstants#TRANSPORT_TYPE_WWAN},
+     * {@see AccessNetworkConstants#TRANSPORT_TYPE_WLAN}, or
+     * {@see AccessNetworkConstants#TRANSPORT_TYPE_INVALID}.
      */
-    @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @RequiresPermission(Manifest.permission.READ_PRECISE_PHONE_STATE)
     public void getRegistrationTransportType(@NonNull @CallbackExecutor Executor executor,
             @NonNull @AccessNetworkConstants.TransportType
                     Consumer<Integer> transportTypeCallback) {
@@ -278,7 +332,7 @@
 
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "Get registration transport type error: IImsRcsController is null");
+            Log.w(TAG, "Get registration transport type error: IImsRcsController is null");
             throw new IllegalStateException("Cannot find remote IMS service");
         }
 
@@ -296,31 +350,33 @@
     }
 
     /**
-     * Registers an {@link AvailabilityCallback} with the system, which will provide RCS
+     * Add an {@link OnAvailabilityChangedListener} with the system, which will provide RCS
      * availability updates for the subscription specified.
      *
      * Use {@link SubscriptionManager.OnSubscriptionsChangedListener} to listen to
      * subscription changed events and call
-     * {@link #unregisterRcsAvailabilityCallback(AvailabilityCallback)} to clean up after a
-     * subscription is removed.
+     * {@link #removeOnAvailabilityChangedListener(OnAvailabilityChangedListener)} to clean up
+     * after a subscription is removed.
      * <p>
-     * When the callback is registered, it will initiate the callback c to be called with the
-     * current capabilities.
+     * When the listener is registered, it will initiate the callback listener to be called with
+     * the current capabilities.
      *
      * @param executor The executor the callback events should be run on.
-     * @param c The RCS {@link AvailabilityCallback} to be registered.
-     * @see #unregisterRcsAvailabilityCallback(AvailabilityCallback)
+     * @param listener The RCS {@link OnAvailabilityChangedListener} to be registered.
+     * @see #removeOnAvailabilityChangedListener(OnAvailabilityChangedListener)
      * @throws ImsException if the subscription associated with this instance of
      * {@link ImsRcsManager} is valid, but the ImsService associated with the subscription is not
      * available. This can happen if the ImsService has crashed, for example, or if the subscription
      * becomes inactive. See {@link ImsException#getCode()} for more information on the error codes.
      * @hide
      */
+    @SystemApi
     @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
-    public void registerRcsAvailabilityCallback(@NonNull @CallbackExecutor Executor executor,
-            @NonNull AvailabilityCallback c) throws ImsException {
-        if (c == null) {
-            throw new IllegalArgumentException("Must include a non-null AvailabilityCallback.");
+    public void addOnAvailabilityChangedListener(@NonNull @CallbackExecutor Executor executor,
+            @NonNull OnAvailabilityChangedListener listener) throws ImsException {
+        if (listener == null) {
+            throw new IllegalArgumentException("Must include a non-null"
+                    + "OnAvailabilityChangedListener.");
         }
         if (executor == null) {
             throw new IllegalArgumentException("Must include a non-null Executor.");
@@ -328,56 +384,61 @@
 
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "Register availability callback: IImsRcsController is null");
+            Log.w(TAG, "Add availability changed listener: IImsRcsController is null");
             throw new ImsException("Cannot find remote IMS service",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
 
-        c.setExecutor(executor);
+        AvailabilityCallbackAdapter adapter =
+                addAvailabilityChangedListenerToCollection(executor, listener);
         try {
-            imsRcsController.registerRcsAvailabilityCallback(mSubId, c.getBinder());
-
+            imsRcsController.registerRcsAvailabilityCallback(mSubId, adapter.getBinder());
         } catch (ServiceSpecificException e) {
             throw new ImsException(e.toString(), e.errorCode);
         } catch (RemoteException e) {
-            Log.e(TAG, "Error calling IImsRcsController#registerRcsAvailabilityCallback", e);
+            Log.w(TAG, "Error calling IImsRcsController#registerRcsAvailabilityCallback", e);
             throw new ImsException("Remote IMS Service is not available",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
     }
 
-    /**
-     * Removes an existing RCS {@link AvailabilityCallback}.
+     /**
+     * Removes an existing RCS {@link OnAvailabilityChangedListener}.
      * <p>
      * When the subscription associated with this callback is removed (SIM removed, ESIM swap,
      * etc...), this callback will automatically be unregistered. If this method is called for an
      * inactive subscription, it will result in a no-op.
-     * @param c The RCS {@link AvailabilityCallback} to be removed.
-     * @see #registerRcsAvailabilityCallback(Executor, AvailabilityCallback)
+     * @param listener The RCS {@link OnAvailabilityChangedListener} to be removed.
+     * @see #addOnAvailabilityChangedListener(Executor, OnAvailabilityChangedListener)
      * @throws ImsException if the IMS service is not available when calling this method.
      * See {@link ImsException#getCode()} for more information on the error codes.
      * @hide
      */
+    @SystemApi
     @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
-    public void unregisterRcsAvailabilityCallback(@NonNull AvailabilityCallback c)
-            throws ImsException {
-        if (c == null) {
-            throw new IllegalArgumentException("Must include a non-null AvailabilityCallback.");
+    public void removeOnAvailabilityChangedListener(
+            @NonNull OnAvailabilityChangedListener listener) {
+        if (listener == null) {
+            throw new IllegalArgumentException("Must include a non-null"
+                    + "OnAvailabilityChangedListener.");
         }
 
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "Unregister availability callback: IImsRcsController is null");
-            throw new ImsException("Cannot find remote IMS service",
-                    ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
+            Log.w(TAG, "Remove availability changed listener: IImsRcsController is null");
+            return;
+        }
+
+        AvailabilityCallbackAdapter callback =
+                removeAvailabilityChangedListenerFromCollection(listener);
+        if (callback == null) {
+            return;
         }
 
         try {
-            imsRcsController.unregisterRcsAvailabilityCallback(mSubId, c.getBinder());
+            imsRcsController.unregisterRcsAvailabilityCallback(mSubId, callback.getBinder());
         } catch (RemoteException e) {
-            Log.e(TAG, "Error calling IImsRcsController#unregisterRcsAvailabilityCallback", e);
-            throw new ImsException("Remote IMS Service is not available",
-                    ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
+            Log.w(TAG, "Error calling IImsRcsController#unregisterRcsAvailabilityCallback", e);
         }
     }
 
@@ -388,25 +449,24 @@
      * RCS capabilities provided over-the-top by applications.
      *
      * @param capability The RCS capability to query.
-     * @param radioTech The radio tech that this capability failed for, defined as
-     * {@link ImsRegistrationImplBase#REGISTRATION_TECH_LTE} or
-     * {@link ImsRegistrationImplBase#REGISTRATION_TECH_IWLAN}.
+     * @param radioTech The radio technology type that we are querying.
      * @return true if the RCS capability is capable for this subscription, false otherwise. This
      * does not necessarily mean that we are registered for IMS and the capability is available, but
      * rather the subscription is capable of this service over IMS.
-     * @see #isAvailable(int)
+     * @see #isAvailable(int, int)
      * @see android.telephony.CarrierConfigManager#KEY_USE_RCS_PRESENCE_BOOL
      * @see android.telephony.CarrierConfigManager.Ims#KEY_ENABLE_PRESENCE_CAPABILITY_EXCHANGE_BOOL
      * @throws ImsException if the IMS service is not available when calling this method.
      * See {@link ImsException#getCode()} for more information on the error codes.
      * @hide
      */
+    @SystemApi
     @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
     public boolean isCapable(@RcsUceAdapter.RcsImsCapabilityFlag int capability,
             @ImsRegistrationImplBase.ImsRegistrationTech int radioTech) throws ImsException {
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "isCapable: IImsRcsController is null");
+            Log.w(TAG, "isCapable: IImsRcsController is null");
             throw new ImsException("Cannot find remote IMS service",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
@@ -414,7 +474,7 @@
         try {
             return imsRcsController.isCapable(mSubId, capability, radioTech);
         } catch (RemoteException e) {
-            Log.e(TAG, "Error calling IImsRcsController#isCapable", e);
+            Log.w(TAG, "Error calling IImsRcsController#isCapable", e);
             throw new ImsException("Remote IMS Service is not available",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
@@ -427,6 +487,7 @@
      * RCS capabilities provided by over-the-top by applications.
      *
      * @param capability the RCS capability to query.
+     * @param radioTech The radio technology type that we are querying.
      * @return true if the RCS capability is currently available for the associated subscription,
      * false otherwise. If the capability is available, IMS is registered and the service is
      * currently available over IMS.
@@ -435,25 +496,57 @@
      * See {@link ImsException#getCode()} for more information on the error codes.
      * @hide
      */
+    @SystemApi
     @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
-    public boolean isAvailable(@RcsUceAdapter.RcsImsCapabilityFlag int capability)
+    public boolean isAvailable(@RcsUceAdapter.RcsImsCapabilityFlag int capability,
+            @ImsRegistrationImplBase.ImsRegistrationTech int radioTech)
             throws ImsException {
         IImsRcsController imsRcsController = getIImsRcsController();
         if (imsRcsController == null) {
-            Log.e(TAG, "isAvailable: IImsRcsController is null");
+            Log.w(TAG, "isAvailable: IImsRcsController is null");
             throw new ImsException("Cannot find remote IMS service",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
 
         try {
-            return imsRcsController.isAvailable(mSubId, capability);
+            return imsRcsController.isAvailable(mSubId, capability, radioTech);
         } catch (RemoteException e) {
-            Log.e(TAG, "Error calling IImsRcsController#isAvailable", e);
+            Log.w(TAG, "Error calling IImsRcsController#isAvailable", e);
             throw new ImsException("Remote IMS Service is not available",
                     ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
         }
     }
 
+    /**
+     * Add the {@link OnAvailabilityChangedListener} to collection for tracking.
+     * @param executor The executor that will be used when the publish state is changed and the
+     * {@link OnAvailabilityChangedListener} is called.
+     * @param listener The {@link OnAvailabilityChangedListener} to call the publish state changed.
+     * @return The {@link AvailabilityCallbackAdapter} to wrapper the
+     * {@link OnAvailabilityChangedListener}
+     */
+    private AvailabilityCallbackAdapter addAvailabilityChangedListenerToCollection(
+            @NonNull Executor executor, @NonNull OnAvailabilityChangedListener listener) {
+        AvailabilityCallbackAdapter adapter = new AvailabilityCallbackAdapter(executor, listener);
+        synchronized (mAvailabilityChangedCallbacks) {
+            mAvailabilityChangedCallbacks.put(listener, adapter);
+        }
+        return adapter;
+    }
+
+    /**
+     * Remove the existing {@link OnAvailabilityChangedListener} from the collection.
+     * @param listener The {@link OnAvailabilityChangedListener} to remove from the collection.
+     * @return The wrapper class {@link AvailabilityCallbackAdapter} associated with the
+     * {@link OnAvailabilityChangedListener}.
+     */
+    private AvailabilityCallbackAdapter removeAvailabilityChangedListenerFromCollection(
+            @NonNull OnAvailabilityChangedListener listener) {
+        synchronized (mAvailabilityChangedCallbacks) {
+            return mAvailabilityChangedCallbacks.remove(listener);
+        }
+    }
+
     private IImsRcsController getIImsRcsController() {
         IBinder binder = TelephonyFrameworkInitializer
                 .getTelephonyServiceManager()
diff --git a/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl b/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl
index 7a6c28b..8931a78 100644
--- a/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl
+++ b/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl
@@ -47,7 +47,7 @@
     void registerRcsAvailabilityCallback(int subId, IImsCapabilityCallback c);
     void unregisterRcsAvailabilityCallback(int subId, IImsCapabilityCallback c);
     boolean isCapable(int subId, int capability, int radioTech);
-    boolean isAvailable(int subId, int capability);
+    boolean isAvailable(int subId, int capability, int radioTech);
 
     // ImsUceAdapter specific
     void requestCapabilities(int subId, String callingPackage, String callingFeatureId,
diff --git a/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java b/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java
index 87a6873..47c56e1 100644
--- a/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java
+++ b/telephony/java/android/telephony/ims/feature/CapabilityChangeRequest.java
@@ -36,12 +36,9 @@
 public final class CapabilityChangeRequest implements Parcelable {
 
     /**
-     * Contains a feature capability, defined as
-     * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_VOICE},
-     * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_VIDEO},
-     * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_UT}, or
-     * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_SMS},
-     * along with an associated technology, defined as
+     * Contains a MMTEL feature capability {@link MmTelFeature.MmTelCapabilities} and RCS feature
+     * capability {@link RcsFeature.RcsImsCapabilities}, along with an associated technology,
+     * defined as
      * {@link ImsRegistrationImplBase#REGISTRATION_TECH_LTE} or
      * {@link ImsRegistrationImplBase#REGISTRATION_TECH_IWLAN}
      */
@@ -49,7 +46,7 @@
         private final int mCapability;
         private final int radioTech;
 
-        public CapabilityPair(@MmTelFeature.MmTelCapabilities.MmTelCapability int capability,
+        public CapabilityPair(int capability,
                 @ImsRegistrationImplBase.ImsRegistrationTech int radioTech) {
             this.mCapability = capability;
             this.radioTech = radioTech;
@@ -80,13 +77,10 @@
         }
 
         /**
-         * @return The stored capability, defined as
-         * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_VOICE},
-         * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_VIDEO},
-         * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_UT}, or
-         * {@link MmTelFeature.MmTelCapabilities#CAPABILITY_TYPE_SMS}
+         * @return The stored capability, defined as {@link MmTelFeature.MmTelCapabilities} and
+         * {@link RcsFeature.RcsImsCapabilities}
          */
-        public @MmTelFeature.MmTelCapabilities.MmTelCapability int getCapability() {
+        public int getCapability() {
             return mCapability;
         }
 
@@ -123,12 +117,11 @@
      * Add one or many capabilities to the request to be enabled.
      *
      * @param capabilities A bitfield of capabilities to enable, valid values are defined in
-     *   {@link MmTelFeature.MmTelCapabilities.MmTelCapability}.
+     *   {@link MmTelFeature.MmTelCapabilities} and {@link RcsFeature.RcsImsCapabilities}.
      * @param radioTech  the radio tech that these capabilities should be enabled for, valid
      *   values are in {@link ImsRegistrationImplBase.ImsRegistrationTech}.
      */
-    public void addCapabilitiesToEnableForTech(
-            @MmTelFeature.MmTelCapabilities.MmTelCapability int capabilities,
+    public void addCapabilitiesToEnableForTech(int capabilities,
             @ImsRegistrationImplBase.ImsRegistrationTech int radioTech) {
         addAllCapabilities(mCapabilitiesToEnable, capabilities, radioTech);
     }
@@ -136,12 +129,11 @@
     /**
      * Add one or many capabilities to the request to be disabled.
      * @param capabilities A bitfield of capabilities to diable, valid values are defined in
-     *   {@link MmTelFeature.MmTelCapabilities.MmTelCapability}.
+     *   {@link MmTelFeature.MmTelCapabilities} and {@link RcsFeature.RcsImsCapabilities}.
      * @param radioTech the radio tech that these capabilities should be disabled for, valid
      *   values are in {@link ImsRegistrationImplBase.ImsRegistrationTech}.
      */
-    public void addCapabilitiesToDisableForTech(
-            @MmTelFeature.MmTelCapabilities.MmTelCapability int capabilities,
+    public void addCapabilitiesToDisableForTech(int capabilities,
             @ImsRegistrationImplBase.ImsRegistrationTech int radioTech) {
         addAllCapabilities(mCapabilitiesToDisable, capabilities, radioTech);
     }
diff --git a/telephony/java/android/telephony/ims/feature/RcsFeature.java b/telephony/java/android/telephony/ims/feature/RcsFeature.java
index 22df921..85703f8 100644
--- a/telephony/java/android/telephony/ims/feature/RcsFeature.java
+++ b/telephony/java/android/telephony/ims/feature/RcsFeature.java
@@ -194,7 +194,6 @@
      * of the capability and notify the capability status as true using
      * {@link #notifyCapabilitiesStatusChanged(RcsImsCapabilities)}. This will signal to the
      * framework that the capability is available for usage.
-     * @hide
      */
     public static class RcsImsCapabilities extends Capabilities {
         /** @hide*/
@@ -226,12 +225,21 @@
          */
         public static final int CAPABILITY_TYPE_PRESENCE_UCE =  1 << 1;
 
+        /**
+         * Create a new {@link RcsImsCapabilities} instance with the provided capabilities.
+         * @param capabilities The capabilities that are supported for RCS in the form of a
+         * bitfield.
+         */
         public RcsImsCapabilities(@RcsUceAdapter.RcsImsCapabilityFlag int capabilities) {
             super(capabilities);
         }
 
-        private RcsImsCapabilities(Capabilities c) {
-            super(c.getMask());
+        /**
+         * Create a new {@link RcsImsCapabilities} instance with the provided capabilities.
+         * @param capabilities The capabilities instance that are supported for RCS
+         */
+        private RcsImsCapabilities(Capabilities capabilities) {
+            super(capabilities.getMask());
         }
 
         @Override
@@ -307,7 +315,7 @@
      * set, the {@link RcsFeature} has brought up the capability and is ready for framework
      * requests. To change the status of the capabilities
      * {@link #notifyCapabilitiesStatusChanged(RcsImsCapabilities)} should be called.
-     * @hide
+     * @return A copy of the current RcsFeature capability status.
      */
     @Override
     public @NonNull final RcsImsCapabilities queryCapabilityStatus() {
@@ -318,13 +326,13 @@
      * Notify the framework that the capabilities status has changed. If a capability is enabled,
      * this signals to the framework that the capability has been initialized and is ready.
      * Call {@link #queryCapabilityStatus()} to return the current capability status.
-     * @hide
+     * @param capabilities The current capability status of the RcsFeature.
      */
-    public final void notifyCapabilitiesStatusChanged(@NonNull RcsImsCapabilities c) {
-        if (c == null) {
+    public final void notifyCapabilitiesStatusChanged(@NonNull RcsImsCapabilities capabilities) {
+        if (capabilities == null) {
             throw new IllegalArgumentException("RcsImsCapabilities must be non-null!");
         }
-        super.notifyCapabilitiesStatusChanged(c);
+        super.notifyCapabilitiesStatusChanged(capabilities);
     }
 
     /**
@@ -333,7 +341,9 @@
      * {@link #changeEnabledCapabilities(CapabilityChangeRequest, CapabilityCallbackProxy)} to
      * enable or disable capability A, this method should return the correct configuration for
      * capability A afterwards (until it has changed).
-     * @hide
+     * @param capability The capability that we are querying the configuration for.
+     * @param radioTech The radio technology type that we are querying.
+     * @return true if the capability is enabled, false otherwise.
      */
     public boolean queryCapabilityConfiguration(
             @RcsUceAdapter.RcsImsCapabilityFlag int capability,
@@ -355,11 +365,12 @@
      * If for some reason one or more of these capabilities can not be enabled/disabled,
      * {@link CapabilityCallbackProxy#onChangeCapabilityConfigurationError(int, int, int)} should
      * be called for each capability change that resulted in an error.
-     * @hide
+     * @param request The request to change the capability.
+     * @param callback To notify the framework that the result of the capability changes.
      */
     @Override
     public void changeEnabledCapabilities(@NonNull CapabilityChangeRequest request,
-            @NonNull CapabilityCallbackProxy c) {
+            @NonNull CapabilityCallbackProxy callback) {
         // Base Implementation - Override to provide functionality
     }
 
diff --git a/tests/ApkVerityTest/OWNERS b/tests/ApkVerityTest/OWNERS
new file mode 100644
index 0000000..d67285e
--- /dev/null
+++ b/tests/ApkVerityTest/OWNERS
@@ -0,0 +1,3 @@
+# Bug component: 36824
+
+victorhsieh@google.com
diff --git a/tests/net/integration/util/com/android/server/NetworkAgentWrapper.java b/tests/net/integration/util/com/android/server/NetworkAgentWrapper.java
index dc9e587..e1da3d0 100644
--- a/tests/net/integration/util/com/android/server/NetworkAgentWrapper.java
+++ b/tests/net/integration/util/com/android/server/NetworkAgentWrapper.java
@@ -17,6 +17,7 @@
 package com.android.server;
 
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_SUSPENDED;
+import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VCN_MANAGED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
 import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
 import static android.net.NetworkCapabilities.TRANSPORT_ETHERNET;
@@ -84,6 +85,7 @@
         final String typeName = ConnectivityManager.getNetworkTypeName(type);
         mNetworkCapabilities = (ncTemplate != null) ? ncTemplate : new NetworkCapabilities();
         mNetworkCapabilities.addCapability(NET_CAPABILITY_NOT_SUSPENDED);
+        mNetworkCapabilities.addCapability(NET_CAPABILITY_NOT_VCN_MANAGED);
         mNetworkCapabilities.addTransportType(transport);
         switch (transport) {
             case TRANSPORT_ETHERNET:
diff --git a/tests/net/java/android/net/NetworkTemplateTest.kt b/tests/net/java/android/net/NetworkTemplateTest.kt
index 91fcbc0..1f8f6f3 100644
--- a/tests/net/java/android/net/NetworkTemplateTest.kt
+++ b/tests/net/java/android/net/NetworkTemplateTest.kt
@@ -35,7 +35,6 @@
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.junit.runners.JUnit4
-import org.mockito.Mockito.doReturn
 import org.mockito.Mockito.mock
 import org.mockito.MockitoAnnotations
 import kotlin.test.assertFalse
@@ -60,16 +59,13 @@
         subscriberId: String? = null,
         ssid: String? = null
     ): NetworkState {
-        val info = mock(NetworkInfo::class.java)
-        doReturn(type).`when`(info).type
-        doReturn(NetworkInfo.State.CONNECTED).`when`(info).state
         val lp = LinkProperties()
         val caps = NetworkCapabilities().apply {
             setCapability(NetworkCapabilities.NET_CAPABILITY_NOT_METERED, false)
             setCapability(NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING, true)
             setSSID(ssid)
         }
-        return NetworkState(info, lp, caps, mock(Network::class.java), subscriberId, ssid)
+        return NetworkState(type, lp, caps, mock(Network::class.java), subscriberId, ssid)
     }
 
     private fun NetworkTemplate.assertMatches(ident: NetworkIdentity) =
diff --git a/tests/net/java/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
index 102ae92..edc2c63 100644
--- a/tests/net/java/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -2707,6 +2707,10 @@
 
         NetworkCapabilities filter = new NetworkCapabilities();
         filter.addCapability(capability);
+        // Add NOT_VCN_MANAGED capability into filter unconditionally since some request will add
+        // NOT_VCN_MANAGED automatically but not for NetworkCapabilities,
+        // see {@code NetworkCapabilities#deduceNotVcnManagedCapability} for more details.
+        filter.addCapability(NET_CAPABILITY_NOT_VCN_MANAGED);
         final HandlerThread handlerThread = new HandlerThread("testNetworkFactoryRequests");
         handlerThread.start();
         final MockNetworkFactory testFactory = new MockNetworkFactory(handlerThread.getLooper(),
@@ -3958,6 +3962,7 @@
         handlerThread.start();
         NetworkCapabilities filter = new NetworkCapabilities()
                 .addTransportType(TRANSPORT_CELLULAR)
+                .addCapability(NET_CAPABILITY_NOT_VCN_MANAGED)
                 .addCapability(NET_CAPABILITY_INTERNET);
         final MockNetworkFactory testFactory = new MockNetworkFactory(handlerThread.getLooper(),
                 mServiceContext, "testFactory", filter);
@@ -5861,6 +5866,7 @@
                 .addTransportType(TRANSPORT_CELLULAR)
                 .addCapability(NET_CAPABILITY_INTERNET)
                 .addCapability(NET_CAPABILITY_NOT_CONGESTED)
+                .addCapability(NET_CAPABILITY_NOT_VCN_MANAGED)
                 .setLinkDownstreamBandwidthKbps(10);
         final NetworkCapabilities wifiNc = new NetworkCapabilities()
                 .addTransportType(TRANSPORT_WIFI)
@@ -5869,6 +5875,7 @@
                 .addCapability(NET_CAPABILITY_NOT_ROAMING)
                 .addCapability(NET_CAPABILITY_NOT_CONGESTED)
                 .addCapability(NET_CAPABILITY_NOT_SUSPENDED)
+                .addCapability(NET_CAPABILITY_NOT_VCN_MANAGED)
                 .setLinkUpstreamBandwidthKbps(20);
         mCellNetworkAgent.setNetworkCapabilities(cellNc, true /* sendToConnectivityService */);
         mWiFiNetworkAgent.setNetworkCapabilities(wifiNc, true /* sendToConnectivityService */);
@@ -7514,19 +7521,13 @@
             mWiFiNetworkAgent.removeCapability(testCap);
             callbackWithCap.expectAvailableCallbacksValidated(mCellNetworkAgent);
             callbackWithoutCap.expectCapabilitiesWithout(testCap, mWiFiNetworkAgent);
-            // TODO: Test default network changes for NOT_VCN_MANAGED once the default request has
-            //  it.
-            if (testCap == NET_CAPABILITY_TRUSTED) {
-                verify(mMockNetd).networkSetDefault(eq(mCellNetworkAgent.getNetwork().netId));
-                reset(mMockNetd);
-            }
+            verify(mMockNetd).networkSetDefault(eq(mCellNetworkAgent.getNetwork().netId));
+            reset(mMockNetd);
 
             mCellNetworkAgent.removeCapability(testCap);
             callbackWithCap.expectCallback(CallbackEntry.LOST, mCellNetworkAgent);
             callbackWithoutCap.assertNoCallback();
-            if (testCap == NET_CAPABILITY_TRUSTED) {
-                verify(mMockNetd).networkClearDefault();
-            }
+            verify(mMockNetd).networkClearDefault();
 
             mCm.unregisterNetworkCallback(callbackWithCap);
             mCm.unregisterNetworkCallback(callbackWithoutCap);
diff --git a/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java b/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
index dde78aa..214c82d 100644
--- a/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
+++ b/tests/net/java/com/android/server/net/NetworkStatsServiceTest.java
@@ -80,8 +80,6 @@
 import android.net.LinkProperties;
 import android.net.Network;
 import android.net.NetworkCapabilities;
-import android.net.NetworkInfo;
-import android.net.NetworkInfo.DetailedState;
 import android.net.NetworkState;
 import android.net.NetworkStats;
 import android.net.NetworkStatsHistory;
@@ -1456,8 +1454,6 @@
     }
 
     private static NetworkState buildWifiState(boolean isMetered, @NonNull String iface) {
-        final NetworkInfo info = new NetworkInfo(TYPE_WIFI, 0, null, null);
-        info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(iface);
         final NetworkCapabilities capabilities = new NetworkCapabilities();
@@ -1465,7 +1461,7 @@
         capabilities.setCapability(NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING, true);
         capabilities.addTransportType(NetworkCapabilities.TRANSPORT_WIFI);
         capabilities.setSSID(TEST_SSID);
-        return new NetworkState(info, prop, capabilities, WIFI_NETWORK, null, TEST_SSID);
+        return new NetworkState(TYPE_WIFI, prop, capabilities, WIFI_NETWORK, null, TEST_SSID);
     }
 
     private static NetworkState buildMobile3gState(String subscriberId) {
@@ -1473,17 +1469,14 @@
     }
 
     private static NetworkState buildMobile3gState(String subscriberId, boolean isRoaming) {
-        final NetworkInfo info = new NetworkInfo(
-                TYPE_MOBILE, TelephonyManager.NETWORK_TYPE_UMTS, null, null);
-        info.setDetailedState(DetailedState.CONNECTED, null, null);
-        info.setRoaming(isRoaming);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TEST_IFACE);
         final NetworkCapabilities capabilities = new NetworkCapabilities();
         capabilities.setCapability(NetworkCapabilities.NET_CAPABILITY_NOT_METERED, false);
         capabilities.setCapability(NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING, !isRoaming);
         capabilities.addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR);
-        return new NetworkState(info, prop, capabilities, MOBILE_NETWORK, subscriberId, null);
+        return new NetworkState(
+                TYPE_MOBILE, prop, capabilities, MOBILE_NETWORK, subscriberId, null);
     }
 
     private NetworkStats buildEmptyStats() {
@@ -1491,11 +1484,9 @@
     }
 
     private static NetworkState buildVpnState() {
-        final NetworkInfo info = new NetworkInfo(TYPE_VPN, 0, null, null);
-        info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TUN_IFACE);
-        return new NetworkState(info, prop, new NetworkCapabilities(), VPN_NETWORK, null, null);
+        return new NetworkState(TYPE_VPN, prop, new NetworkCapabilities(), VPN_NETWORK, null, null);
     }
 
     private long getElapsedRealtime() {
diff --git a/tools/hiddenapi/Android.bp b/tools/hiddenapi/Android.bp
deleted file mode 100644
index e0eb06cb..0000000
--- a/tools/hiddenapi/Android.bp
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2020 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-python_binary_host {
-	name: "merge_csv",
-	main: "merge_csv.py",
-	srcs: ["merge_csv.py"],
-	version: {
-		py2: {
-			enabled: false,
-		},
-		py3: {
-			enabled: true,
-			embedded_launcher: true
-		},
-	},
-}
diff --git a/tools/hiddenapi/generate_hiddenapi_lists.py b/tools/hiddenapi/generate_hiddenapi_lists.py
deleted file mode 100755
index 28ff606..0000000
--- a/tools/hiddenapi/generate_hiddenapi_lists.py
+++ /dev/null
@@ -1,383 +0,0 @@
-#!/usr/bin/env python
-#
-# Copyright (C) 2018 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-"""Generate API lists for non-SDK API enforcement."""
-import argparse
-from collections import defaultdict, namedtuple
-import functools
-import os
-import re
-import sys
-
-# Names of flags recognized by the `hiddenapi` tool.
-FLAG_SDK = 'sdk'
-FLAG_UNSUPPORTED = 'unsupported'
-FLAG_BLOCKED = 'blocked'
-FLAG_MAX_TARGET_O = 'max-target-o'
-FLAG_MAX_TARGET_P = 'max-target-p'
-FLAG_MAX_TARGET_Q = 'max-target-q'
-FLAG_MAX_TARGET_R = 'max-target-r'
-FLAG_CORE_PLATFORM_API = 'core-platform-api'
-FLAG_PUBLIC_API = 'public-api'
-FLAG_SYSTEM_API = 'system-api'
-FLAG_TEST_API = 'test-api'
-
-# List of all known flags.
-FLAGS_API_LIST = [
-    FLAG_SDK,
-    FLAG_UNSUPPORTED,
-    FLAG_BLOCKED,
-    FLAG_MAX_TARGET_O,
-    FLAG_MAX_TARGET_P,
-    FLAG_MAX_TARGET_Q,
-    FLAG_MAX_TARGET_R,
-]
-ALL_FLAGS = FLAGS_API_LIST + [
-    FLAG_CORE_PLATFORM_API,
-    FLAG_PUBLIC_API,
-    FLAG_SYSTEM_API,
-    FLAG_TEST_API,
-]
-
-FLAGS_API_LIST_SET = set(FLAGS_API_LIST)
-ALL_FLAGS_SET = set(ALL_FLAGS)
-
-# Option specified after one of FLAGS_API_LIST to indicate that
-# only known and otherwise unassigned entries should be assign the
-# given flag.
-# For example, the max-target-P list is checked in as it was in P,
-# but signatures have changes since then. The flag instructs this
-# script to skip any entries which do not exist any more.
-FLAG_IGNORE_CONFLICTS = "ignore-conflicts"
-
-# Option specified after one of FLAGS_API_LIST to express that all
-# apis within a given set of packages should be assign the given flag.
-FLAG_PACKAGES = "packages"
-
-# Option specified after one of FLAGS_API_LIST to indicate an extra
-# tag that should be added to the matching APIs.
-FLAG_TAG = "tag"
-
-# Regex patterns of fields/methods used in serialization. These are
-# considered public API despite being hidden.
-SERIALIZATION_PATTERNS = [
-    r'readObject\(Ljava/io/ObjectInputStream;\)V',
-    r'readObjectNoData\(\)V',
-    r'readResolve\(\)Ljava/lang/Object;',
-    r'serialVersionUID:J',
-    r'serialPersistentFields:\[Ljava/io/ObjectStreamField;',
-    r'writeObject\(Ljava/io/ObjectOutputStream;\)V',
-    r'writeReplace\(\)Ljava/lang/Object;',
-]
-
-# Single regex used to match serialization API. It combines all the
-# SERIALIZATION_PATTERNS into a single regular expression.
-SERIALIZATION_REGEX = re.compile(r'.*->(' + '|'.join(SERIALIZATION_PATTERNS) + r')$')
-
-# Predicates to be used with filter_apis.
-HAS_NO_API_LIST_ASSIGNED = lambda api, flags: not FLAGS_API_LIST_SET.intersection(flags)
-IS_SERIALIZATION = lambda api, flags: SERIALIZATION_REGEX.match(api)
-
-
-class StoreOrderedOptions(argparse.Action):
-    """An argparse action that stores a number of option arguments in the order that
-    they were specified.
-    """
-    def __call__(self, parser, args, values, option_string = None):
-        items = getattr(args, self.dest, None)
-        if items is None:
-            items = []
-        items.append([option_string.lstrip('-'), values])
-        setattr(args, self.dest, items)
-
-def get_args():
-    """Parses command line arguments.
-
-    Returns:
-        Namespace: dictionary of parsed arguments
-    """
-    parser = argparse.ArgumentParser()
-    parser.add_argument('--output', required=True)
-    parser.add_argument('--csv', nargs='*', default=[], metavar='CSV_FILE',
-        help='CSV files to be merged into output')
-
-    for flag in ALL_FLAGS:
-        parser.add_argument('--' + flag, dest='ordered_flags', metavar='TXT_FILE',
-            action=StoreOrderedOptions, help='lists of entries with flag "' + flag + '"')
-    parser.add_argument('--' + FLAG_IGNORE_CONFLICTS, dest='ordered_flags', nargs=0,
-        action=StoreOrderedOptions, help='Indicates that only known and otherwise unassigned '
-        'entries should be assign the given flag. Must follow a list of entries and applies '
-        'to the preceding such list.')
-    parser.add_argument('--' + FLAG_PACKAGES, dest='ordered_flags', nargs=0,
-        action=StoreOrderedOptions, help='Indicates that the previous list of entries '
-        'is a list of packages. All members in those packages will be given the flag. '
-        'Must follow a list of entries and applies to the preceding such list.')
-    parser.add_argument('--' + FLAG_TAG, dest='ordered_flags', nargs=1,
-        action=StoreOrderedOptions, help='Adds an extra tag to the previous list of entries. '
-        'Must follow a list of entries and applies to the preceding such list.')
-
-    return parser.parse_args()
-
-
-def read_lines(filename):
-    """Reads entire file and return it as a list of lines.
-
-    Lines which begin with a hash are ignored.
-
-    Args:
-        filename (string): Path to the file to read from.
-
-    Returns:
-        Lines of the file as a list of string.
-    """
-    with open(filename, 'r') as f:
-        lines = f.readlines();
-    lines = filter(lambda line: not line.startswith('#'), lines)
-    lines = map(lambda line: line.strip(), lines)
-    return set(lines)
-
-
-def write_lines(filename, lines):
-    """Writes list of lines into a file, overwriting the file if it exists.
-
-    Args:
-        filename (string): Path to the file to be writting into.
-        lines (list): List of strings to write into the file.
-    """
-    lines = map(lambda line: line + '\n', lines)
-    with open(filename, 'w') as f:
-        f.writelines(lines)
-
-
-def extract_package(signature):
-    """Extracts the package from a signature.
-
-    Args:
-        signature (string): JNI signature of a method or field.
-
-    Returns:
-        The package name of the class containing the field/method.
-    """
-    full_class_name = signature.split(";->")[0]
-    # Example: Landroid/hardware/radio/V1_2/IRadio$Proxy
-    if (full_class_name[0] != "L"):
-        raise ValueError("Expected to start with 'L': %s" % full_class_name)
-    full_class_name = full_class_name[1:]
-    # If full_class_name doesn't contain '/', then package_name will be ''.
-    package_name = full_class_name.rpartition("/")[0]
-    return package_name.replace('/', '.')
-
-
-class FlagsDict:
-    def __init__(self):
-        self._dict_keyset = set()
-        self._dict = defaultdict(set)
-
-    def _check_entries_set(self, keys_subset, source):
-        assert isinstance(keys_subset, set)
-        assert keys_subset.issubset(self._dict_keyset), (
-            "Error: {} specifies signatures not present in code:\n"
-            "{}"
-            "Please visit go/hiddenapi for more information.").format(
-                source, "".join(map(lambda x: "  " + str(x) + "\n", keys_subset - self._dict_keyset)))
-
-    def _check_flags_set(self, flags_subset, source):
-        assert isinstance(flags_subset, set)
-        assert flags_subset.issubset(ALL_FLAGS_SET), (
-            "Error processing: {}\n"
-            "The following flags were not recognized: \n"
-            "{}\n"
-            "Please visit go/hiddenapi for more information.").format(
-                source, "\n".join(flags_subset - ALL_FLAGS_SET))
-
-    def filter_apis(self, filter_fn):
-        """Returns APIs which match a given predicate.
-
-        This is a helper function which allows to filter on both signatures (keys) and
-        flags (values). The built-in filter() invokes the lambda only with dict's keys.
-
-        Args:
-            filter_fn : Function which takes two arguments (signature/flags) and returns a boolean.
-
-        Returns:
-            A set of APIs which match the predicate.
-        """
-        return set(filter(lambda x: filter_fn(x, self._dict[x]), self._dict_keyset))
-
-    def get_valid_subset_of_unassigned_apis(self, api_subset):
-        """Sanitizes a key set input to only include keys which exist in the dictionary
-        and have not been assigned any API list flags.
-
-        Args:
-            entries_subset (set/list): Key set to be sanitized.
-
-        Returns:
-            Sanitized key set.
-        """
-        assert isinstance(api_subset, set)
-        return api_subset.intersection(self.filter_apis(HAS_NO_API_LIST_ASSIGNED))
-
-    def generate_csv(self):
-        """Constructs CSV entries from a dictionary.
-
-        Old versions of flags are used to generate the file.
-
-        Returns:
-            List of lines comprising a CSV file. See "parse_and_merge_csv" for format description.
-        """
-        lines = []
-        for api in self._dict:
-          flags = sorted(self._dict[api])
-          lines.append(",".join([api] + flags))
-        return sorted(lines)
-
-    def parse_and_merge_csv(self, csv_lines, source = "<unknown>"):
-        """Parses CSV entries and merges them into a given dictionary.
-
-        The expected CSV format is:
-            <api signature>,<flag1>,<flag2>,...,<flagN>
-
-        Args:
-            csv_lines (list of strings): Lines read from a CSV file.
-            source (string): Origin of `csv_lines`. Will be printed in error messages.
-
-        Throws:
-            AssertionError if parsed flags are invalid.
-        """
-        # Split CSV lines into arrays of values.
-        csv_values = [ line.split(',') for line in csv_lines ]
-
-        # Update the full set of API signatures.
-        self._dict_keyset.update([ csv[0] for csv in csv_values ])
-
-        # Check that all flags are known.
-        csv_flags = set()
-        for csv in csv_values:
-          csv_flags.update(csv[1:])
-        self._check_flags_set(csv_flags, source)
-
-        # Iterate over all CSV lines, find entry in dict and append flags to it.
-        for csv in csv_values:
-            flags = csv[1:]
-            if (FLAG_PUBLIC_API in flags) or (FLAG_SYSTEM_API in flags):
-                flags.append(FLAG_SDK)
-            self._dict[csv[0]].update(flags)
-
-    def assign_flag(self, flag, apis, source="<unknown>", tag = None):
-        """Assigns a flag to given subset of entries.
-
-        Args:
-            flag (string): One of ALL_FLAGS.
-            apis (set): Subset of APIs to receive the flag.
-            source (string): Origin of `entries_subset`. Will be printed in error messages.
-
-        Throws:
-            AssertionError if parsed API signatures of flags are invalid.
-        """
-        # Check that all APIs exist in the dict.
-        self._check_entries_set(apis, source)
-
-        # Check that the flag is known.
-        self._check_flags_set(set([ flag ]), source)
-
-        # Iterate over the API subset, find each entry in dict and assign the flag to it.
-        for api in apis:
-            self._dict[api].add(flag)
-            if tag:
-                self._dict[api].add(tag)
-
-
-FlagFile = namedtuple('FlagFile', ('flag', 'file', 'ignore_conflicts', 'packages', 'tag'))
-
-def parse_ordered_flags(ordered_flags):
-    r = []
-    currentflag, file, ignore_conflicts, packages, tag = None, None, False, False, None
-    for flag_value in ordered_flags:
-        flag, value = flag_value[0], flag_value[1]
-        if flag in ALL_FLAGS_SET:
-            if currentflag:
-                r.append(FlagFile(currentflag, file, ignore_conflicts, packages, tag))
-                ignore_conflicts, packages, tag = False, False, None
-            currentflag = flag
-            file = value
-        else:
-            if currentflag is None:
-                raise argparse.ArgumentError('--%s is only allowed after one of %s' % (
-                    flag, ' '.join(['--%s' % f for f in ALL_FLAGS_SET])))
-            if flag == FLAG_IGNORE_CONFLICTS:
-                ignore_conflicts = True
-            elif flag == FLAG_PACKAGES:
-                packages = True
-            elif flag == FLAG_TAG:
-                tag = value[0]
-
-
-    if currentflag:
-        r.append(FlagFile(currentflag, file, ignore_conflicts, packages, tag))
-    return r
-
-
-def main(argv):
-    # Parse arguments.
-    args = vars(get_args())
-    flagfiles = parse_ordered_flags(args['ordered_flags'])
-
-    # Initialize API->flags dictionary.
-    flags = FlagsDict()
-
-    # Merge input CSV files into the dictionary.
-    # Do this first because CSV files produced by parsing API stubs will
-    # contain the full set of APIs. Subsequent additions from text files
-    # will be able to detect invalid entries, and/or filter all as-yet
-    # unassigned entries.
-    for filename in args["csv"]:
-        flags.parse_and_merge_csv(read_lines(filename), filename)
-
-    # Combine inputs which do not require any particular order.
-    # (1) Assign serialization API to SDK.
-    flags.assign_flag(FLAG_SDK, flags.filter_apis(IS_SERIALIZATION))
-
-    # (2) Merge text files with a known flag into the dictionary.
-    for info in flagfiles:
-        if (not info.ignore_conflicts) and (not info.packages):
-            flags.assign_flag(info.flag, read_lines(info.file), info.file, info.tag)
-
-    # Merge text files where conflicts should be ignored.
-    # This will only assign the given flag if:
-    # (a) the entry exists, and
-    # (b) it has not been assigned any other flag.
-    # Because of (b), this must run after all strict assignments have been performed.
-    for info in flagfiles:
-        if info.ignore_conflicts:
-            valid_entries = flags.get_valid_subset_of_unassigned_apis(read_lines(info.file))
-            flags.assign_flag(info.flag, valid_entries, filename, info.tag)
-
-    # All members in the specified packages will be assigned the appropriate flag.
-    for info in flagfiles:
-        if info.packages:
-            packages_needing_list = set(read_lines(info.file))
-            should_add_signature_to_list = lambda sig,lists: extract_package(
-                sig) in packages_needing_list and not lists
-            valid_entries = flags.filter_apis(should_add_signature_to_list)
-            flags.assign_flag(info.flag, valid_entries, info.file, info.tag)
-
-    # Mark all remaining entries as blocked.
-    flags.assign_flag(FLAG_BLOCKED, flags.filter_apis(HAS_NO_API_LIST_ASSIGNED))
-
-    # Write output.
-    write_lines(args["output"], flags.generate_csv())
-
-if __name__ == "__main__":
-    main(sys.argv)
diff --git a/tools/hiddenapi/generate_hiddenapi_lists_test.py b/tools/hiddenapi/generate_hiddenapi_lists_test.py
deleted file mode 100755
index 82d117f..0000000
--- a/tools/hiddenapi/generate_hiddenapi_lists_test.py
+++ /dev/null
@@ -1,104 +0,0 @@
-#!/usr/bin/env python
-#
-# Copyright (C) 2018 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the 'License');
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an 'AS IS' BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-"""Unit tests for Hidden API list generation."""
-import unittest
-from generate_hiddenapi_lists import *
-
-class TestHiddenapiListGeneration(unittest.TestCase):
-
-    def test_filter_apis(self):
-        # Initialize flags so that A and B are put on the whitelist and
-        # C, D, E are left unassigned. Try filtering for the unassigned ones.
-        flags = FlagsDict()
-        flags.parse_and_merge_csv(['A,' + FLAG_SDK, 'B,' + FLAG_SDK,
-                        'C', 'D', 'E'])
-        filter_set = flags.filter_apis(lambda api, flags: not flags)
-        self.assertTrue(isinstance(filter_set, set))
-        self.assertEqual(filter_set, set([ 'C', 'D', 'E' ]))
-
-    def test_get_valid_subset_of_unassigned_keys(self):
-        # Create flags where only A is unassigned.
-        flags = FlagsDict()
-        flags.parse_and_merge_csv(['A,' + FLAG_SDK, 'B', 'C'])
-        flags.assign_flag(FLAG_UNSUPPORTED, set(['C']))
-        self.assertEqual(flags.generate_csv(),
-            [ 'A,' + FLAG_SDK, 'B', 'C,' + FLAG_UNSUPPORTED ])
-
-        # Check three things:
-        # (1) B is selected as valid unassigned
-        # (2) A is not selected because it is assigned 'whitelist'
-        # (3) D is not selected because it is not a valid key
-        self.assertEqual(
-            flags.get_valid_subset_of_unassigned_apis(set(['A', 'B', 'D'])), set([ 'B' ]))
-
-    def test_parse_and_merge_csv(self):
-        flags = FlagsDict()
-
-        # Test empty CSV entry.
-        self.assertEqual(flags.generate_csv(), [])
-
-        # Test new additions.
-        flags.parse_and_merge_csv([
-            'A,' + FLAG_UNSUPPORTED,
-            'B,' + FLAG_BLOCKED + ',' + FLAG_MAX_TARGET_O,
-            'C,' + FLAG_SDK + ',' + FLAG_SYSTEM_API,
-            'D,' + FLAG_UNSUPPORTED + ',' + FLAG_TEST_API,
-            'E,' + FLAG_BLOCKED + ',' + FLAG_TEST_API,
-        ])
-        self.assertEqual(flags.generate_csv(), [
-            'A,' + FLAG_UNSUPPORTED,
-            'B,' + FLAG_BLOCKED + "," + FLAG_MAX_TARGET_O,
-            'C,' + FLAG_SYSTEM_API + ',' + FLAG_SDK,
-            'D,' + FLAG_UNSUPPORTED + ',' + FLAG_TEST_API,
-            'E,' + FLAG_BLOCKED + ',' + FLAG_TEST_API,
-        ])
-
-        # Test unknown flag.
-        with self.assertRaises(AssertionError):
-            flags.parse_and_merge_csv([ 'Z,foo' ])
-
-    def test_assign_flag(self):
-        flags = FlagsDict()
-        flags.parse_and_merge_csv(['A,' + FLAG_SDK, 'B'])
-
-        # Test new additions.
-        flags.assign_flag(FLAG_UNSUPPORTED, set([ 'A', 'B' ]))
-        self.assertEqual(flags.generate_csv(),
-            [ 'A,' + FLAG_UNSUPPORTED + "," + FLAG_SDK, 'B,' + FLAG_UNSUPPORTED ])
-
-        # Test invalid API signature.
-        with self.assertRaises(AssertionError):
-            flags.assign_flag(FLAG_SDK, set([ 'C' ]))
-
-        # Test invalid flag.
-        with self.assertRaises(AssertionError):
-            flags.assign_flag('foo', set([ 'A' ]))
-
-    def test_extract_package(self):
-        signature = 'Lcom/foo/bar/Baz;->method1()Lcom/bar/Baz;'
-        expected_package = 'com.foo.bar'
-        self.assertEqual(extract_package(signature), expected_package)
-
-        signature = 'Lcom/foo1/bar/MyClass;->method2()V'
-        expected_package = 'com.foo1.bar'
-        self.assertEqual(extract_package(signature), expected_package)
-
-        signature = 'Lcom/foo_bar/baz/MyClass;->method3()V'
-        expected_package = 'com.foo_bar.baz'
-        self.assertEqual(extract_package(signature), expected_package)
-
-if __name__ == '__main__':
-    unittest.main()
diff --git a/tools/hiddenapi/merge_csv.py b/tools/hiddenapi/merge_csv.py
deleted file mode 100755
index 6a5b0e1..0000000
--- a/tools/hiddenapi/merge_csv.py
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/usr/bin/env python
-#
-# Copyright (C) 2018 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-"""
-Merge multiple CSV files, possibly with different columns.
-"""
-
-import argparse
-import csv
-import io
-
-from zipfile import ZipFile
-
-args_parser = argparse.ArgumentParser(description='Merge given CSV files into a single one.')
-args_parser.add_argument('--header', help='Comma separated field names; '
-                                          'if missing determines the header from input files.')
-args_parser.add_argument('--zip_input', help='ZIP archive with all CSV files to merge.')
-args_parser.add_argument('--output', help='Output file for merged CSV.',
-                         default='-', type=argparse.FileType('w'))
-args_parser.add_argument('files', nargs=argparse.REMAINDER)
-args = args_parser.parse_args()
-
-
-def dict_reader(input):
-    return csv.DictReader(input, delimiter=',', quotechar='|')
-
-
-if args.zip_input and len(args.files) > 0:
-    raise ValueError('Expecting either a single ZIP with CSV files'
-                     ' or a list of CSV files as input; not both.')
-
-csv_readers = []
-if len(args.files) > 0:
-    for file in args.files:
-        csv_readers.append(dict_reader(open(file, 'r')))
-elif args.zip_input:
-    with ZipFile(args.zip_input) as zip:
-        for entry in zip.namelist():
-            if entry.endswith('.uau'):
-                csv_readers.append(dict_reader(io.TextIOWrapper(zip.open(entry, 'r'))))
-
-headers = set()
-if args.header:
-    fieldnames = args.header.split(',')
-else:
-    # Build union of all columns from source files:
-    for reader in csv_readers:
-        headers = headers.union(reader.fieldnames)
-    fieldnames = sorted(headers)
-
-# Concatenate all files to output:
-writer = csv.DictWriter(args.output, delimiter=',', quotechar='|', quoting=csv.QUOTE_MINIMAL,
-                        dialect='unix', fieldnames=fieldnames)
-writer.writeheader()
-for reader in csv_readers:
-    for row in reader:
-        writer.writerow(row)