diff --git a/api/Android.bp b/api/Android.bp
index 20528f2d..4cb52bc 100644
--- a/api/Android.bp
+++ b/api/Android.bp
@@ -257,3 +257,15 @@
     out: ["combined-removed-dex.txt"],
     cmd: "$(location gen_combined_removed_dex.sh) $(location metalava) $(genDir) $(in) > $(out)",
 }
+
+java_genrule {
+    name: "api_fingerprint",
+    srcs: [
+        ":frameworks-base-api-current.txt",
+        ":frameworks-base-api-system-current.txt",
+        ":frameworks-base-api-module-lib-current.txt",
+        ":frameworks-base-api-system-server-current.txt",
+    ],
+    out: ["api_fingerprint.txt"],
+    cmd: "cat $(in) | md5sum | cut -d' ' -f1 > $(out)",
+}
diff --git a/core/api/current.txt b/core/api/current.txt
index c381b16..729d8df 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -5003,6 +5003,31 @@
     field @NonNull public static final android.os.Parcelable.Creator<android.app.BackgroundServiceStartNotAllowedException> CREATOR;
   }
 
+  public class BroadcastOptions {
+    method public void clearDeferralPolicy();
+    method public void clearDeliveryGroupMatchingFilter();
+    method public void clearDeliveryGroupMatchingKey();
+    method public void clearDeliveryGroupPolicy();
+    method @NonNull public static android.app.BroadcastOptions fromBundle(@NonNull android.os.Bundle);
+    method public int getDeferralPolicy();
+    method @Nullable public android.content.IntentFilter getDeliveryGroupMatchingFilter();
+    method @Nullable public String getDeliveryGroupMatchingKey();
+    method public int getDeliveryGroupPolicy();
+    method public boolean isShareIdentityEnabled();
+    method @NonNull public static android.app.BroadcastOptions makeBasic();
+    method @NonNull public android.app.BroadcastOptions setDeferralPolicy(int);
+    method @NonNull public android.app.BroadcastOptions setDeliveryGroupMatchingFilter(@NonNull android.content.IntentFilter);
+    method @NonNull public android.app.BroadcastOptions setDeliveryGroupMatchingKey(@NonNull String, @NonNull String);
+    method @NonNull public android.app.BroadcastOptions setDeliveryGroupPolicy(int);
+    method @NonNull public android.app.BroadcastOptions setShareIdentityEnabled(boolean);
+    method @NonNull public android.os.Bundle toBundle();
+    field public static final int DEFERRAL_POLICY_DEFAULT = 0; // 0x0
+    field public static final int DEFERRAL_POLICY_NONE = 1; // 0x1
+    field public static final int DEFERRAL_POLICY_UNTIL_ACTIVE = 2; // 0x2
+    field public static final int DELIVERY_GROUP_POLICY_ALL = 0; // 0x0
+    field public static final int DELIVERY_GROUP_POLICY_MOST_RECENT = 1; // 0x1
+  }
+
   public class DatePickerDialog extends android.app.AlertDialog implements android.widget.DatePicker.OnDateChangedListener android.content.DialogInterface.OnClickListener {
     ctor public DatePickerDialog(@NonNull android.content.Context);
     ctor public DatePickerDialog(@NonNull android.content.Context, @StyleRes int);
@@ -41276,6 +41301,8 @@
     method @NonNull @RequiresPermission(anyOf={android.Manifest.permission.READ_PHONE_STATE, "carrier privileges"}) public android.os.PersistableBundle getConfigForSubId(int, @NonNull java.lang.String...);
     method public static boolean isConfigForIdentifiedCarrier(android.os.PersistableBundle);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void notifyConfigChangedForSubId(int);
+    method public void registerCarrierConfigChangeListener(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.CarrierConfigManager.CarrierConfigChangeListener);
+    method public void unregisterCarrierConfigChangeListener(@NonNull android.telephony.CarrierConfigManager.CarrierConfigChangeListener);
     field public static final String ACTION_CARRIER_CONFIG_CHANGED = "android.telephony.action.CARRIER_CONFIG_CHANGED";
     field public static final int CARRIER_NR_AVAILABILITY_NSA = 1; // 0x1
     field public static final int CARRIER_NR_AVAILABILITY_SA = 2; // 0x2
@@ -41590,6 +41617,10 @@
     field public static final String KEY_PREFIX = "bsf.";
   }
 
+  public static interface CarrierConfigManager.CarrierConfigChangeListener {
+    method public void onCarrierConfigChanged(int, int, int, int);
+  }
+
   public static final class CarrierConfigManager.Gps {
     field public static final String KEY_PERSIST_LPP_MODE_BOOL = "gps.persist_lpp_mode_bool";
     field public static final String KEY_PREFIX = "gps.";
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index 89cae4b..7eedbc3 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -761,25 +761,20 @@
 
   public class BroadcastOptions {
     method public void clearRequireCompatChange();
-    method public boolean isDeferUntilActive();
-    method public boolean isPendingIntentBackgroundActivityLaunchAllowed();
-    method public static android.app.BroadcastOptions makeBasic();
+    method public int getPendingIntentBackgroundActivityStartMode();
+    method @Deprecated public boolean isDeferUntilActive();
+    method @Deprecated public boolean isPendingIntentBackgroundActivityLaunchAllowed();
     method @RequiresPermission(android.Manifest.permission.ACCESS_BROADCAST_RESPONSE_STATS) public void recordResponseEventWhileInBackground(@IntRange(from=0) long);
     method @RequiresPermission(android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND) public void setBackgroundActivityStartsAllowed(boolean);
-    method @NonNull public android.app.BroadcastOptions setDeferUntilActive(boolean);
-    method public void setDeliveryGroupMatchingFilter(@NonNull android.content.IntentFilter);
-    method public void setDeliveryGroupMatchingKey(@NonNull String, @NonNull String);
-    method public void setDeliveryGroupPolicy(int);
+    method @Deprecated @NonNull public android.app.BroadcastOptions setDeferUntilActive(boolean);
     method public void setDontSendToRestrictedApps(boolean);
-    method public void setPendingIntentBackgroundActivityLaunchAllowed(boolean);
+    method @Deprecated public void setPendingIntentBackgroundActivityLaunchAllowed(boolean);
+    method @NonNull public android.app.BroadcastOptions setPendingIntentBackgroundActivityStartMode(int);
     method public void setRequireAllOfPermissions(@Nullable String[]);
     method public void setRequireCompatChange(long, boolean);
     method public void setRequireNoneOfPermissions(@Nullable String[]);
     method @RequiresPermission(anyOf={android.Manifest.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST, android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND, android.Manifest.permission.START_FOREGROUND_SERVICES_FROM_BACKGROUND}) public void setTemporaryAppAllowlist(long, int, int, @Nullable String);
     method @Deprecated @RequiresPermission(anyOf={android.Manifest.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST, android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND, android.Manifest.permission.START_FOREGROUND_SERVICES_FROM_BACKGROUND}) public void setTemporaryAppWhitelistDuration(long);
-    method public android.os.Bundle toBundle();
-    field public static final int DELIVERY_GROUP_POLICY_ALL = 0; // 0x0
-    field public static final int DELIVERY_GROUP_POLICY_MOST_RECENT = 1; // 0x1
   }
 
   public class DownloadManager {
diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index 2d86051d..11ae86e 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -264,6 +264,7 @@
   }
 
   public class BroadcastOptions {
+    ctor public BroadcastOptions();
     ctor public BroadcastOptions(@NonNull android.os.Bundle);
     method @Deprecated public int getMaxManifestReceiverApiLevel();
     method public long getTemporaryAppAllowlistDuration();
diff --git a/core/java/android/app/BroadcastOptions.java b/core/java/android/app/BroadcastOptions.java
index 16c5b08..aa253f2 100644
--- a/core/java/android/app/BroadcastOptions.java
+++ b/core/java/android/app/BroadcastOptions.java
@@ -27,10 +27,12 @@
 import android.compat.annotation.ChangeId;
 import android.compat.annotation.Disabled;
 import android.compat.annotation.EnabledSince;
+import android.content.BroadcastReceiver;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.BundleMerger;
 import android.os.PowerExemptionManager;
 import android.os.PowerExemptionManager.ReasonCode;
 import android.os.PowerExemptionManager.TempAllowListType;
@@ -45,28 +47,43 @@
  * Helper class for building an options Bundle that can be used with
  * {@link android.content.Context#sendBroadcast(android.content.Intent)
  * Context.sendBroadcast(Intent)} and related methods.
- * {@hide}
  */
-@SystemApi
 public class BroadcastOptions extends ComponentOptions {
+    private @Flags int mFlags;
     private long mTemporaryAppAllowlistDuration;
     private @TempAllowListType int mTemporaryAppAllowlistType;
     private @ReasonCode int mTemporaryAppAllowlistReasonCode;
     private @Nullable String mTemporaryAppAllowlistReason;
     private int mMinManifestReceiverApiLevel = 0;
     private int mMaxManifestReceiverApiLevel = Build.VERSION_CODES.CUR_DEVELOPMENT;
-    private boolean mDontSendToRestrictedApps = false;
-    private boolean mAllowBackgroundActivityStarts;
     private String[] mRequireAllOfPermissions;
     private String[] mRequireNoneOfPermissions;
     private long mRequireCompatChangeId = CHANGE_INVALID;
-    private boolean mRequireCompatChangeEnabled = true;
-    private boolean mIsAlarmBroadcast = false;
     private long mIdForResponseEvent;
     private @DeliveryGroupPolicy int mDeliveryGroupPolicy;
     private @Nullable String mDeliveryGroupMatchingKey;
+    private @Nullable BundleMerger mDeliveryGroupExtrasMerger;
     private @Nullable IntentFilter mDeliveryGroupMatchingFilter;
-    private boolean mIsDeferUntilActive = false;
+    private @DeferralPolicy int mDeferralPolicy;
+
+    /** @hide */
+    @IntDef(flag = true, prefix = { "FLAG_" }, value = {
+            FLAG_DONT_SEND_TO_RESTRICTED_APPS,
+            FLAG_ALLOW_BACKGROUND_ACTIVITY_STARTS,
+            FLAG_REQUIRE_COMPAT_CHANGE_ENABLED,
+            FLAG_IS_ALARM_BROADCAST,
+            FLAG_SHARE_IDENTITY,
+            FLAG_INTERACTIVE,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface Flags {}
+
+    private static final int FLAG_DONT_SEND_TO_RESTRICTED_APPS = 1 << 0;
+    private static final int FLAG_ALLOW_BACKGROUND_ACTIVITY_STARTS = 1 << 1;
+    private static final int FLAG_REQUIRE_COMPAT_CHANGE_ENABLED = 1 << 2;
+    private static final int FLAG_IS_ALARM_BROADCAST = 1 << 3;
+    private static final int FLAG_SHARE_IDENTITY = 1 << 4;
+    private static final int FLAG_INTERACTIVE = 1 << 5;
 
     /**
      * Change ID which is invalid.
@@ -96,6 +113,11 @@
     public static final long CHANGE_ALWAYS_DISABLED = 210856463L;
 
     /**
+     * Corresponds to {@link #mFlags}.
+     */
+    private static final String KEY_FLAGS = "android:broadcast.flags";
+
+    /**
      * How long to temporarily put an app on the power allowlist when executing this broadcast
      * to it.
      */
@@ -124,18 +146,6 @@
             = "android:broadcast.maxManifestReceiverApiLevel";
 
     /**
-     * Corresponds to {@link #setDontSendToRestrictedApps}.
-     */
-    private static final String KEY_DONT_SEND_TO_RESTRICTED_APPS =
-            "android:broadcast.dontSendToRestrictedApps";
-
-    /**
-     * Corresponds to {@link #setBackgroundActivityStartsAllowed}.
-     */
-    private static final String KEY_ALLOW_BACKGROUND_ACTIVITY_STARTS =
-            "android:broadcast.allowBackgroundActivityStarts";
-
-    /**
      * Corresponds to {@link #setRequireAllOfPermissions}
      * @hide
      */
@@ -193,13 +203,44 @@
             "android:broadcast.idForResponseEvent";
 
     /**
+     * Corresponds to {@link #setDeliveryGroupPolicy(int)}.
+     */
+    private static final String KEY_DELIVERY_GROUP_POLICY =
+            "android:broadcast.deliveryGroupPolicy";
+
+    /**
+     * Corresponds to {@link #setDeliveryGroupMatchingKey(String, String)}.
+     */
+    private static final String KEY_DELIVERY_GROUP_KEY =
+            "android:broadcast.deliveryGroupMatchingKey";
+
+    /**
+     * Corresponds to {@link #setDeliveryGroupExtrasMerger(BundleMerger)}.
+     */
+    private static final String KEY_DELIVERY_GROUP_EXTRAS_MERGER =
+            "android:broadcast.deliveryGroupExtrasMerger";
+
+    /**
+     * Corresponds to {@link #setDeliveryGroupMatchingFilter(IntentFilter)}.
+     */
+    private static final String KEY_DELIVERY_GROUP_MATCHING_FILTER =
+            "android:broadcast.deliveryGroupMatchingFilter";
+
+    /**
+     * Corresponds to {@link #setDeferralPolicy(int)}
+     */
+    private static final String KEY_DEFERRAL_POLICY =
+            "android:broadcast.deferralPolicy";
+
+    /**
      * The list of delivery group policies which specify how multiple broadcasts belonging to
      * the same delivery group has to be handled.
      * @hide
      */
-    @IntDef(flag = true, prefix = { "DELIVERY_GROUP_POLICY_" }, value = {
+    @IntDef(prefix = { "DELIVERY_GROUP_POLICY_" }, value = {
             DELIVERY_GROUP_POLICY_ALL,
             DELIVERY_GROUP_POLICY_MOST_RECENT,
+            DELIVERY_GROUP_POLICY_MERGED,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface DeliveryGroupPolicy {}
@@ -207,27 +248,80 @@
     /**
      * Delivery group policy that indicates that all the broadcasts in the delivery group
      * need to be delivered as is.
-     *
-     * @hide
      */
-    @SystemApi
     public static final int DELIVERY_GROUP_POLICY_ALL = 0;
 
     /**
      * Delivery group policy that indicates that only the most recent broadcast in the delivery
      * group need to be delivered and the rest can be dropped.
+     */
+    public static final int DELIVERY_GROUP_POLICY_MOST_RECENT = 1;
+
+    /**
+     * Delivery group policy that indicates that the extras data from the broadcasts in the
+     * delivery group need to be merged into a single broadcast and the rest can be dropped.
      *
      * @hide
      */
-    @SystemApi
-    public static final int DELIVERY_GROUP_POLICY_MOST_RECENT = 1;
+    public static final int DELIVERY_GROUP_POLICY_MERGED = 2;
 
-    public static BroadcastOptions makeBasic() {
+    /** {@hide} */
+    @IntDef(prefix = { "DEFERRAL_POLICY_" }, value = {
+            DEFERRAL_POLICY_DEFAULT,
+            DEFERRAL_POLICY_NONE,
+            DEFERRAL_POLICY_UNTIL_ACTIVE,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface DeferralPolicy {}
+
+    /**
+     * Deferral policy that indicates no desire has been expressed, and that the
+     * system should use a reasonable default behavior.
+     */
+    public static final int DEFERRAL_POLICY_DEFAULT = 0;
+
+    /**
+     * Deferral policy that indicates a strong desire that no receiver of this
+     * broadcast should be deferred.
+     */
+    public static final int DEFERRAL_POLICY_NONE = 1;
+
+    /**
+     * Deferral policy that indicates a strong desire that each receiver of this
+     * broadcast should be deferred until that receiver's process is in an
+     * active (non-cached) state. Whether an app's process state is considered
+     * active is independent of its standby bucket.
+     * <p>
+     * This policy only applies to runtime registered receivers of a broadcast,
+     * and does not apply to ordered broadcasts, alarm broadcasts, interactive
+     * broadcasts, or manifest broadcasts.
+     * <p>
+     * This policy means that a runtime registered receiver will not typically
+     * execute until that receiver's process is brought to an active state by
+     * some other action, such as a job, alarm, or service binding. As a result,
+     * the receiver may be delayed indefinitely.
+     * <p>
+     * When this policy is set on an unordered broadcast with a completion
+     * callback, the completion callback will run once all eligible processes
+     * have finished receiving the broadcast. Processes in inactive process
+     * state are not considered eligible and may not receive the broadcast prior
+     * to the completion callback.
+     */
+    public static final int DEFERRAL_POLICY_UNTIL_ACTIVE = 2;
+
+    /**
+     * Creates a basic {@link BroadcastOptions} with no options initially set.
+     *
+     * @return an instance of {@code BroadcastOptions} against which options can be set
+     */
+    public static @NonNull BroadcastOptions makeBasic() {
         BroadcastOptions opts = new BroadcastOptions();
         return opts;
     }
 
-    private BroadcastOptions() {
+    /** @hide */
+    @TestApi
+    public BroadcastOptions() {
         super();
         resetTemporaryAppAllowlist();
     }
@@ -237,6 +331,7 @@
     public BroadcastOptions(@NonNull Bundle opts) {
         super(opts);
         // Match the logic in toBundle().
+        mFlags = opts.getInt(KEY_FLAGS, 0);
         if (opts.containsKey(KEY_TEMPORARY_APP_ALLOWLIST_DURATION)) {
             mTemporaryAppAllowlistDuration = opts.getLong(KEY_TEMPORARY_APP_ALLOWLIST_DURATION);
             mTemporaryAppAllowlistType = opts.getInt(KEY_TEMPORARY_APP_ALLOWLIST_TYPE);
@@ -249,15 +344,18 @@
         mMinManifestReceiverApiLevel = opts.getInt(KEY_MIN_MANIFEST_RECEIVER_API_LEVEL, 0);
         mMaxManifestReceiverApiLevel = opts.getInt(KEY_MAX_MANIFEST_RECEIVER_API_LEVEL,
                 Build.VERSION_CODES.CUR_DEVELOPMENT);
-        mDontSendToRestrictedApps = opts.getBoolean(KEY_DONT_SEND_TO_RESTRICTED_APPS, false);
-        mAllowBackgroundActivityStarts = opts.getBoolean(KEY_ALLOW_BACKGROUND_ACTIVITY_STARTS,
-                false);
         mRequireAllOfPermissions = opts.getStringArray(KEY_REQUIRE_ALL_OF_PERMISSIONS);
         mRequireNoneOfPermissions = opts.getStringArray(KEY_REQUIRE_NONE_OF_PERMISSIONS);
         mRequireCompatChangeId = opts.getLong(KEY_REQUIRE_COMPAT_CHANGE_ID, CHANGE_INVALID);
-        mRequireCompatChangeEnabled = opts.getBoolean(KEY_REQUIRE_COMPAT_CHANGE_ENABLED, true);
         mIdForResponseEvent = opts.getLong(KEY_ID_FOR_RESPONSE_EVENT);
-        mIsAlarmBroadcast = opts.getBoolean(KEY_ALARM_BROADCAST, false);
+        mDeliveryGroupPolicy = opts.getInt(KEY_DELIVERY_GROUP_POLICY,
+                DELIVERY_GROUP_POLICY_ALL);
+        mDeliveryGroupMatchingKey = opts.getString(KEY_DELIVERY_GROUP_KEY);
+        mDeliveryGroupExtrasMerger = opts.getParcelable(KEY_DELIVERY_GROUP_EXTRAS_MERGER,
+                BundleMerger.class);
+        mDeliveryGroupMatchingFilter = opts.getParcelable(KEY_DELIVERY_GROUP_MATCHING_FILTER,
+                IntentFilter.class);
+        mDeferralPolicy = opts.getInt(KEY_DEFERRAL_POLICY, DEFERRAL_POLICY_DEFAULT);
     }
 
     /**
@@ -265,8 +363,10 @@
      * power allowlist when this broadcast is being delivered to it.
      * @param duration The duration in milliseconds; 0 means to not place on allowlist.
      * @deprecated use {@link #setTemporaryAppAllowlist(long, int, int,  String)} instead.
+     * @hide
      */
     @Deprecated
+    @SystemApi
     @RequiresPermission(anyOf = {android.Manifest.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST,
             android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND,
             android.Manifest.permission.START_FOREGROUND_SERVICES_FROM_BACKGROUND})
@@ -280,6 +380,8 @@
      * Set a duration for which the system should temporary place an application on the
      * power allowlist when this broadcast is being delivered to it, specify the temp allowlist
      * type.
+     * @hide
+     *
      * @param duration the duration in milliseconds.
      *                 0 means to not place on allowlist, and clears previous call to this method.
      * @param type one of {@link TempAllowListType}.
@@ -290,6 +392,7 @@
      * @param reason A human-readable reason explaining why the app is temp allowlisted. Only
      *               used for logging purposes. Could be null or empty string.
      */
+    @SystemApi
     @RequiresPermission(anyOf = {android.Manifest.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST,
             android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND,
             android.Manifest.permission.START_FOREGROUND_SERVICES_FROM_BACKGROUND})
@@ -319,26 +422,6 @@
     }
 
     /**
-     * Set PendingIntent activity is allowed to be started in the background if the caller
-     * can start background activities.
-     * @hide
-     */
-    @SystemApi(client = SystemApi.Client.PRIVILEGED_APPS)
-    public void setPendingIntentBackgroundActivityLaunchAllowed(boolean allowed) {
-        super.setPendingIntentBackgroundActivityLaunchAllowed(allowed);
-    }
-
-    /**
-     * Get PendingIntent activity is allowed to be started in the background if the caller
-     * can start background activities.
-     * @hide
-     */
-    @SystemApi(client = SystemApi.Client.PRIVILEGED_APPS)
-    public boolean isPendingIntentBackgroundActivityLaunchAllowed() {
-        return super.isPendingIntentBackgroundActivityLaunchAllowed();
-    }
-
-    /**
      * Return {@link #setTemporaryAppAllowlist}.
      * @hide
      */
@@ -450,9 +533,15 @@
      * Sets whether pending intent can be sent for an application with background restrictions
      * @param dontSendToRestrictedApps if true, pending intent will not be sent for an application
      * with background restrictions. Default value is {@code false}
+     * @hide
      */
+    @SystemApi
     public void setDontSendToRestrictedApps(boolean dontSendToRestrictedApps) {
-        mDontSendToRestrictedApps = dontSendToRestrictedApps;
+        if (dontSendToRestrictedApps) {
+            mFlags |= FLAG_DONT_SEND_TO_RESTRICTED_APPS;
+        } else {
+            mFlags &= ~FLAG_DONT_SEND_TO_RESTRICTED_APPS;
+        }
     }
 
     /**
@@ -460,24 +549,31 @@
      * @return #setDontSendToRestrictedApps
      */
     public boolean isDontSendToRestrictedApps() {
-        return mDontSendToRestrictedApps;
+        return (mFlags & FLAG_DONT_SEND_TO_RESTRICTED_APPS) != 0;
     }
 
     /**
      * Sets the process will be able to start activities from background for the duration of
      * the broadcast dispatch. Default value is {@code false}
+     * @hide
      */
+    @SystemApi
     @RequiresPermission(android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND)
     public void setBackgroundActivityStartsAllowed(boolean allowBackgroundActivityStarts) {
-        mAllowBackgroundActivityStarts = allowBackgroundActivityStarts;
+        if (allowBackgroundActivityStarts) {
+            mFlags |= FLAG_ALLOW_BACKGROUND_ACTIVITY_STARTS;
+        } else {
+            mFlags &= ~FLAG_ALLOW_BACKGROUND_ACTIVITY_STARTS;
+        }
     }
 
     /**
      * @hide
      * @return #setAllowBackgroundActivityStarts
      */
+    @Deprecated
     public boolean allowsBackgroundActivityStarts() {
-        return mAllowBackgroundActivityStarts;
+        return (mFlags & FLAG_ALLOW_BACKGROUND_ACTIVITY_STARTS) != 0;
     }
 
     /**
@@ -528,6 +624,7 @@
      * <p>
      * This requirement applies to both manifest registered and runtime
      * registered receivers.
+     * @hide
      *
      * @param changeId the {@link ChangeId} to inspect
      * @param enabled the required enabled state of the inspected
@@ -535,18 +632,24 @@
      * @see CompatChanges#isChangeEnabled
      * @see #clearRequireCompatChange()
      */
+    @SystemApi
     public void setRequireCompatChange(long changeId, boolean enabled) {
         mRequireCompatChangeId = changeId;
-        mRequireCompatChangeEnabled = enabled;
+        if (enabled) {
+            mFlags |= FLAG_REQUIRE_COMPAT_CHANGE_ENABLED;
+        } else {
+            mFlags &= ~FLAG_REQUIRE_COMPAT_CHANGE_ENABLED;
+        }
     }
 
     /**
      * Clear any previously defined requirement for this broadcast requested via
      * {@link #setRequireCompatChange(long, boolean)}.
+     * @hide
      */
+    @SystemApi
     public void clearRequireCompatChange() {
-        mRequireCompatChangeId = CHANGE_INVALID;
-        mRequireCompatChangeEnabled = true;
+        setRequireCompatChange(CHANGE_INVALID, true);
     }
 
     /**
@@ -558,7 +661,11 @@
      * @param senderIsAlarm Whether the broadcast is alarm-triggered.
      */
     public void setAlarmBroadcast(boolean senderIsAlarm) {
-        mIsAlarmBroadcast = senderIsAlarm;
+        if (senderIsAlarm) {
+            mFlags |= FLAG_IS_ALARM_BROADCAST;
+        } else {
+            mFlags &= ~FLAG_IS_ALARM_BROADCAST;
+        }
     }
 
     /**
@@ -567,7 +674,44 @@
      * @hide
      */
     public boolean isAlarmBroadcast() {
-        return mIsAlarmBroadcast;
+        return (mFlags & FLAG_IS_ALARM_BROADCAST) != 0;
+    }
+
+    /**
+     * Sets whether the identity of the broadcasting app should be shared with all receivers
+     * that will receive this broadcast.
+     *
+     * <p>Use this option when broadcasting to a receiver that needs to know the identity of the
+     * broadcaster; with this set to {@code true}, the receiver will have access to the broadcasting
+     * app's package name and uid.
+     *
+     * <p>Defaults to {@code false} if not set.
+     *
+     * @param shareIdentityEnabled whether the broadcasting app's identity should be shared with the
+     *                             receiver
+     * @return {@code this} {@link BroadcastOptions} instance
+     * @see BroadcastReceiver#getSentFromUid()
+     * @see BroadcastReceiver#getSentFromPackage()
+     */
+    public @NonNull BroadcastOptions setShareIdentityEnabled(boolean shareIdentityEnabled) {
+        if (shareIdentityEnabled) {
+            mFlags |= FLAG_SHARE_IDENTITY;
+        } else {
+            mFlags &= ~FLAG_SHARE_IDENTITY;
+        }
+        return this;
+    }
+
+    /**
+     * Returns whether the broadcasting app has opted-in to sharing its identity with the receiver.
+     *
+     * @return {@code true} if the broadcasting app has opted in to sharing its identity
+     * @see #setShareIdentityEnabled(boolean)
+     * @see BroadcastReceiver#getSentFromUid()
+     * @see BroadcastReceiver#getSentFromPackage()
+     */
+    public boolean isShareIdentityEnabled() {
+        return (mFlags & FLAG_SHARE_IDENTITY) != 0;
     }
 
     /**
@@ -606,8 +750,8 @@
     @TestApi
     public boolean testRequireCompatChange(int uid) {
         if (mRequireCompatChangeId != CHANGE_INVALID) {
-            return CompatChanges.isChangeEnabled(mRequireCompatChangeId,
-                    uid) == mRequireCompatChangeEnabled;
+            final boolean requireEnabled = (mFlags & FLAG_REQUIRE_COMPAT_CHANGE_ENABLED) != 0;
+            return CompatChanges.isChangeEnabled(mRequireCompatChangeId, uid) == requireEnabled;
         } else {
             return true;
         }
@@ -637,15 +781,77 @@
         return mIdForResponseEvent;
     }
 
+    /** {@hide} */
+    @SystemApi
+    @Deprecated
+    // STOPSHIP: remove entirely after this API change lands in AOSP
+    public @NonNull BroadcastOptions setDeferUntilActive(boolean shouldDefer) {
+        if (shouldDefer) {
+            setDeferralPolicy(DEFERRAL_POLICY_UNTIL_ACTIVE);
+        } else {
+            setDeferralPolicy(DEFERRAL_POLICY_NONE);
+        }
+        return this;
+    }
+
+    /** {@hide} */
+    @SystemApi
+    @Deprecated
+    // STOPSHIP: remove entirely after this API change lands in AOSP
+    public boolean isDeferUntilActive() {
+        return (mDeferralPolicy == DEFERRAL_POLICY_UNTIL_ACTIVE);
+    }
+
+    /**
+     * Sets deferral policy for this broadcast that specifies how this broadcast
+     * can be deferred for delivery at some future point.
+     */
+    public @NonNull BroadcastOptions setDeferralPolicy(@DeferralPolicy int deferralPolicy) {
+        mDeferralPolicy = deferralPolicy;
+        return this;
+    }
+
+    /**
+     * Gets deferral policy for this broadcast that specifies how this broadcast
+     * can be deferred for delivery at some future point.
+     */
+    public @DeferralPolicy int getDeferralPolicy() {
+        return mDeferralPolicy;
+    }
+
+    /**
+     * Clears any deferral policy for this broadcast that specifies how this
+     * broadcast can be deferred for delivery at some future point.
+     */
+    public void clearDeferralPolicy() {
+        mDeferralPolicy = DEFERRAL_POLICY_DEFAULT;
+    }
+
     /**
      * Set delivery group policy for this broadcast to specify how multiple broadcasts belonging to
      * the same delivery group has to be handled.
-     *
-     * @hide
      */
-    @SystemApi
-    public void setDeliveryGroupPolicy(@DeliveryGroupPolicy int policy) {
+    @NonNull
+    public BroadcastOptions setDeliveryGroupPolicy(@DeliveryGroupPolicy int policy) {
         mDeliveryGroupPolicy = policy;
+        return this;
+    }
+
+    /**
+     * Get the delivery group policy for this broadcast that specifies how multiple broadcasts
+     * belonging to the same delivery group has to be handled.
+     */
+    public @DeliveryGroupPolicy int getDeliveryGroupPolicy() {
+        return mDeliveryGroupPolicy;
+    }
+
+    /**
+     * Clears any previously set delivery group policies using
+     * {@link #setDeliveryGroupMatchingKey(String, String)} and resets the delivery group policy to
+     * the default value ({@link #DELIVERY_GROUP_POLICY_ALL}).
+     */
+    public void clearDeliveryGroupPolicy() {
+        mDeliveryGroupPolicy = DELIVERY_GROUP_POLICY_ALL;
     }
 
     /**
@@ -658,16 +864,36 @@
      * <p> If neither matching key using this API nor matching filter using
      * {@link #setDeliveryGroupMatchingFilter(IntentFilter)} is specified, then by default
      * {@link Intent#filterEquals(Intent)} will be used to identify the delivery group.
-     *
-     * @hide
      */
-    @SystemApi
-    public void setDeliveryGroupMatchingKey(@NonNull String namespace, @NonNull String key) {
-        Preconditions.checkArgument(!namespace.contains("/"),
-                "namespace should not contain '/'");
-        Preconditions.checkArgument(!key.contains("/"),
-                "key should not contain '/'");
-        mDeliveryGroupMatchingKey = namespace + "/" + key;
+    @NonNull
+    public BroadcastOptions setDeliveryGroupMatchingKey(@NonNull String namespace,
+            @NonNull String key) {
+        Preconditions.checkArgument(!namespace.contains(":"),
+                "namespace should not contain ':'");
+        Preconditions.checkArgument(!key.contains(":"),
+                "key should not contain ':'");
+        mDeliveryGroupMatchingKey = namespace + ":" + key;
+        return this;
+    }
+
+    /**
+     * Return the namespace and key that is used to identify the delivery group that this
+     * broadcast belongs to.
+     *
+     * @return the delivery group namespace and key that was previously set using
+     *         {@link #setDeliveryGroupMatchingKey(String, String)}, concatenated with a {@code :}.
+     */
+    @Nullable
+    public String getDeliveryGroupMatchingKey() {
+        return mDeliveryGroupMatchingKey;
+    }
+
+    /**
+     * Clears the namespace and key that was previously set using
+     * {@link #setDeliveryGroupMatchingKey(String, String)}.
+     */
+    public void clearDeliveryGroupMatchingKey() {
+        mDeliveryGroupMatchingKey = null;
     }
 
     /**
@@ -680,47 +906,158 @@
      * <p> If neither matching key using {@link #setDeliveryGroupMatchingKey(String, String)} nor
      * matching filter using this API is specified, then by default
      * {@link Intent#filterEquals(Intent)} will be used to identify the delivery group.
-     *
-     * @hide
      */
-    @SystemApi
-    public void setDeliveryGroupMatchingFilter(@NonNull IntentFilter matchingFilter) {
+    @NonNull
+    public BroadcastOptions setDeliveryGroupMatchingFilter(@NonNull IntentFilter matchingFilter) {
         mDeliveryGroupMatchingFilter = Objects.requireNonNull(matchingFilter);
-    }
-
-    /**
-     * Sets whether the broadcast should not run until the process is in an active process state
-     * (ie, a process exists for the app and the app is not in a cached process state).
-     *
-     * Whether an app's process state is considered active is independent of its standby bucket.
-     *
-     * A broadcast that is deferred until the process is active will not execute until the process
-     * is brought to an active state by some other action, like a job, alarm, or service binding. As
-     * a result, the broadcast may be delayed indefinitely. This deferral only applies to runtime
-     * registered receivers of a broadcast. Any manifest receivers will run immediately, similar to
-     * how a manifest receiver would start a new process in order to run a broadcast receiver.
-     *
-     * Ordered broadcasts, alarm broadcasts, interactive broadcasts, and manifest broadcasts are
-     * never deferred.
-     *
-     * Unordered broadcasts and unordered broadcasts with completion callbacks may be
-     * deferred. Completion callbacks for broadcasts deferred until active are
-     * best-effort. Completion callbacks will run when all eligible processes have finished
-     * executing the broadcast. Processes in inactive process states that defer the broadcast are
-     * not considered eligible and may not execute the broadcast prior to the completion callback.
-     *
-     * @hide
-     */
-    @SystemApi
-    public @NonNull BroadcastOptions setDeferUntilActive(boolean shouldDefer) {
-        mIsDeferUntilActive = shouldDefer;
         return this;
     }
 
-    /** @hide */
+    /**
+     * Return the {@link IntentFilter} object that is used to identify the delivery group
+     * that this broadcast belongs to.
+     *
+     * @return the {@link IntentFilter} object that was previously set using
+     *         {@link #setDeliveryGroupMatchingFilter(IntentFilter)}.
+     */
+    @Nullable
+    public IntentFilter getDeliveryGroupMatchingFilter() {
+        return mDeliveryGroupMatchingFilter;
+    }
+
+    /**
+     * Clears the {@link IntentFilter} object that was previously set using
+     * {@link #setDeliveryGroupMatchingFilter(IntentFilter)}.
+     */
+    public void clearDeliveryGroupMatchingFilter() {
+        mDeliveryGroupMatchingFilter = null;
+    }
+
+    /**
+     * Set the {@link BundleMerger} that specifies how to merge the extras data from
+     * broadcasts in a delivery group.
+     *
+     * <p>Note that this value will be ignored if the delivery group policy is not set as
+     * {@link #DELIVERY_GROUP_POLICY_MERGED}.
+     *
+     * @hide
+     */
+    @NonNull
+    public BroadcastOptions setDeliveryGroupExtrasMerger(@NonNull BundleMerger extrasMerger) {
+        mDeliveryGroupExtrasMerger = Objects.requireNonNull(extrasMerger);
+        return this;
+    }
+
+    /**
+     * Return the {@link BundleMerger} that specifies how to merge the extras data from
+     * broadcasts in a delivery group.
+     *
+     * @return the {@link BundleMerger} object that was previously set using
+     *         {@link #setDeliveryGroupExtrasMerger(BundleMerger)}.
+     * @hide
+     */
+    @Nullable
+    public BundleMerger getDeliveryGroupExtrasMerger() {
+        return mDeliveryGroupExtrasMerger;
+    }
+
+    /**
+     * Clear the {@link BundleMerger} object that was previously set using
+     * {@link #setDeliveryGroupExtrasMerger(BundleMerger)}.
+     * @hide
+     */
+    public void clearDeliveryGroupExtrasMerger() {
+        mDeliveryGroupExtrasMerger = null;
+    }
+
+    /**
+     * Sets whether the broadcast should be considered as having originated from
+     * some direct interaction by the user such as a notification tap or button
+     * press. This signal is used internally to ensure the broadcast is
+     * delivered quickly with low latency.
+     *
+     * @hide
+     */
+    public @NonNull BroadcastOptions setInteractive(boolean interactive) {
+        if (interactive) {
+            mFlags |= FLAG_INTERACTIVE;
+        } else {
+            mFlags &= ~FLAG_INTERACTIVE;
+        }
+        return this;
+    }
+
+    /**
+     * Returns whether the broadcast should be considered as having originated
+     * from some direct interaction by the user such as a notification tap or
+     * button press.
+     *
+     * @hide
+     */
+    public boolean isInteractive() {
+        return (mFlags & FLAG_INTERACTIVE) != 0;
+    }
+
+    /**
+     * Set PendingIntent activity is allowed to be started in the background if the caller
+     * can start background activities.
+     *
+     * @deprecated use #setPendingIntentBackgroundActivityStartMode(int) to set the full range
+     * of states
+     * @hide
+     */
     @SystemApi
-    public boolean isDeferUntilActive() {
-        return mIsDeferUntilActive;
+    @Override
+    @Deprecated public void setPendingIntentBackgroundActivityLaunchAllowed(boolean allowed) {
+        super.setPendingIntentBackgroundActivityLaunchAllowed(allowed);
+    }
+
+    /**
+     * Get PendingIntent activity is allowed to be started in the background if the caller can start
+     * background activities.
+     *
+     * @deprecated use {@link #getPendingIntentBackgroundActivityStartMode()} since for apps
+     * targeting {@link android.os.Build.VERSION_CODES#UPSIDE_DOWN_CAKE} or higher this value might
+     * not match the actual behavior if the value was not explicitly set.
+     * @hide
+     */
+    @SystemApi
+    @Override
+    @Deprecated public boolean isPendingIntentBackgroundActivityLaunchAllowed() {
+        return super.isPendingIntentBackgroundActivityLaunchAllowed();
+    }
+
+
+    /**
+     * Sets the mode for allowing or denying the senders privileges to start background activities
+     * to the PendingIntent.
+     *
+     * This is typically used when executing {@link PendingIntent#send(Bundle)} or similar
+     * methods. A privileged sender of a PendingIntent should only grant
+     * MODE_BACKGROUND_ACTIVITY_START_ALLOWED if the PendingIntent is from a trusted source and/or
+     * executed on behalf the user.
+     * @hide
+     */
+    @SystemApi
+    @NonNull
+    // @Override // to narrow down the return type
+    public BroadcastOptions setPendingIntentBackgroundActivityStartMode(int state) {
+        // super.setPendingIntentBackgroundActivityStartMode(state);
+        return this;
+    }
+
+    /**
+     * Gets the mode for allowing or denying the senders privileges to start background activities
+     * to the PendingIntent.
+     *
+     * @see #setPendingIntentBackgroundActivityStartMode(int)
+     * @hide
+     */
+    @SystemApi
+    // @Override // to narrow down the return type
+    public int getPendingIntentBackgroundActivityStartMode() {
+        return 0;
+        // return super.getPendingIntentBackgroundActivityStartMode();
     }
 
     /**
@@ -730,31 +1067,29 @@
      * Note that the returned Bundle is still owned by the BroadcastOptions
      * object; you must not modify it, but can supply it to the sendBroadcast
      * methods that take an options Bundle.
+     *
+     * @throws IllegalStateException if the broadcast option values are inconsistent. For example,
+     *                               if the delivery group policy is specified as "MERGED" but no
+     *                               extras merger is supplied.
      */
     @Override
-    public Bundle toBundle() {
+    public @NonNull Bundle toBundle() {
         Bundle b = super.toBundle();
+        if (mFlags != 0) {
+            b.putInt(KEY_FLAGS, mFlags);
+        }
         if (isTemporaryAppAllowlistSet()) {
             b.putLong(KEY_TEMPORARY_APP_ALLOWLIST_DURATION, mTemporaryAppAllowlistDuration);
             b.putInt(KEY_TEMPORARY_APP_ALLOWLIST_TYPE, mTemporaryAppAllowlistType);
             b.putInt(KEY_TEMPORARY_APP_ALLOWLIST_REASON_CODE, mTemporaryAppAllowlistReasonCode);
             b.putString(KEY_TEMPORARY_APP_ALLOWLIST_REASON, mTemporaryAppAllowlistReason);
         }
-        if (mIsAlarmBroadcast) {
-            b.putBoolean(KEY_ALARM_BROADCAST, true);
-        }
         if (mMinManifestReceiverApiLevel != 0) {
             b.putInt(KEY_MIN_MANIFEST_RECEIVER_API_LEVEL, mMinManifestReceiverApiLevel);
         }
         if (mMaxManifestReceiverApiLevel != Build.VERSION_CODES.CUR_DEVELOPMENT) {
             b.putInt(KEY_MAX_MANIFEST_RECEIVER_API_LEVEL, mMaxManifestReceiverApiLevel);
         }
-        if (mDontSendToRestrictedApps) {
-            b.putBoolean(KEY_DONT_SEND_TO_RESTRICTED_APPS, true);
-        }
-        if (mAllowBackgroundActivityStarts) {
-            b.putBoolean(KEY_ALLOW_BACKGROUND_ACTIVITY_STARTS, true);
-        }
         if (mRequireAllOfPermissions != null) {
             b.putStringArray(KEY_REQUIRE_ALL_OF_PERMISSIONS, mRequireAllOfPermissions);
         }
@@ -763,11 +1098,44 @@
         }
         if (mRequireCompatChangeId != CHANGE_INVALID) {
             b.putLong(KEY_REQUIRE_COMPAT_CHANGE_ID, mRequireCompatChangeId);
-            b.putBoolean(KEY_REQUIRE_COMPAT_CHANGE_ENABLED, mRequireCompatChangeEnabled);
         }
         if (mIdForResponseEvent != 0) {
             b.putLong(KEY_ID_FOR_RESPONSE_EVENT, mIdForResponseEvent);
         }
-        return b.isEmpty() ? null : b;
+        if (mDeliveryGroupPolicy != DELIVERY_GROUP_POLICY_ALL) {
+            b.putInt(KEY_DELIVERY_GROUP_POLICY, mDeliveryGroupPolicy);
+        }
+        if (mDeliveryGroupMatchingKey != null) {
+            b.putString(KEY_DELIVERY_GROUP_KEY, mDeliveryGroupMatchingKey);
+        }
+        if (mDeliveryGroupPolicy == DELIVERY_GROUP_POLICY_MERGED) {
+            if (mDeliveryGroupExtrasMerger != null) {
+                b.putParcelable(KEY_DELIVERY_GROUP_EXTRAS_MERGER,
+                        mDeliveryGroupExtrasMerger);
+            } else {
+                throw new IllegalStateException("Extras merger cannot be empty "
+                        + "when delivery group policy is 'MERGED'");
+            }
+        }
+        if (mDeliveryGroupMatchingFilter != null) {
+            b.putParcelable(KEY_DELIVERY_GROUP_MATCHING_FILTER, mDeliveryGroupMatchingFilter);
+        }
+        if (mDeferralPolicy != DEFERRAL_POLICY_DEFAULT) {
+            b.putInt(KEY_DEFERRAL_POLICY, mDeferralPolicy);
+        }
+        return b;
+    }
+
+    /**
+     * Returns a {@link BroadcastOptions} parsed from the given {@link Bundle},
+     * typically generated from {@link #toBundle()}.
+     */
+    public static @NonNull BroadcastOptions fromBundle(@NonNull Bundle options) {
+        return new BroadcastOptions(options);
+    }
+
+    /** {@hide} */
+    public static @Nullable BroadcastOptions fromBundleNullable(@Nullable Bundle options) {
+        return (options != null) ? new BroadcastOptions(options) : null;
     }
 }
diff --git a/core/java/android/nfc/NfcAdapter.java b/core/java/android/nfc/NfcAdapter.java
index 1bb44af..656cd99 100644
--- a/core/java/android/nfc/NfcAdapter.java
+++ b/core/java/android/nfc/NfcAdapter.java
@@ -419,6 +419,7 @@
     static boolean sIsInitialized = false;
     static boolean sHasNfcFeature;
     static boolean sHasBeamFeature;
+    static boolean sHasCeFeature;
 
     // Final after first constructor, except for
     // attemptDeadServiceRecovery() when NFC crashes - we accept a best effort
@@ -616,11 +617,13 @@
             pm = context.getPackageManager();
             sHasNfcFeature = pm.hasSystemFeature(PackageManager.FEATURE_NFC);
             sHasBeamFeature = pm.hasSystemFeature(PackageManager.FEATURE_NFC_BEAM);
-            boolean hasHceFeature =
+            sHasCeFeature =
                     pm.hasSystemFeature(PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)
-                    || pm.hasSystemFeature(PackageManager.FEATURE_NFC_HOST_CARD_EMULATION_NFCF);
+                    || pm.hasSystemFeature(PackageManager.FEATURE_NFC_HOST_CARD_EMULATION_NFCF)
+                    || pm.hasSystemFeature(PackageManager.FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC)
+                    || pm.hasSystemFeature(PackageManager.FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE);
             /* is this device meant to have NFC */
-            if (!sHasNfcFeature && !hasHceFeature) {
+            if (!sHasNfcFeature && !sHasCeFeature) {
                 Log.v(TAG, "this device does not have NFC support");
                 throw new UnsupportedOperationException();
             }
@@ -643,7 +646,7 @@
                     throw new UnsupportedOperationException();
                 }
             }
-            if (hasHceFeature) {
+            if (sHasCeFeature) {
                 try {
                     sNfcFCardEmulationService = sService.getNfcFCardEmulationInterface();
                 } catch (RemoteException e) {
@@ -1846,7 +1849,7 @@
     @SystemApi
     @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
     public boolean enableSecureNfc(boolean enable) {
-        if (!sHasNfcFeature) {
+        if (!sHasNfcFeature && !sHasCeFeature) {
             throw new UnsupportedOperationException();
         }
         try {
@@ -1871,10 +1874,13 @@
      * Checks if the device supports Secure NFC functionality.
      *
      * @return True if device supports Secure NFC, false otherwise
-     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
+     * FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
+     * are unavailable
      */
     public boolean isSecureNfcSupported() {
-        if (!sHasNfcFeature) {
+        if (!sHasNfcFeature && !sHasCeFeature) {
             throw new UnsupportedOperationException();
         }
         try {
@@ -1900,11 +1906,14 @@
      * such as their relative positioning on the device.
      *
      * @return Information on the nfc antenna(s) on the device.
-     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
+     * FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
+     * are unavailable
      */
     @Nullable
     public NfcAntennaInfo getNfcAntennaInfo() {
-        if (!sHasNfcFeature) {
+        if (!sHasNfcFeature && !sHasCeFeature) {
             throw new UnsupportedOperationException();
         }
         try {
@@ -1929,12 +1938,15 @@
      * Checks Secure NFC feature is enabled.
      *
      * @return True if Secure NFC is enabled, false otherwise
-     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
+     * FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
+     * are unavailable
      * @throws UnsupportedOperationException if device doesn't support
      *         Secure NFC functionality. {@link #isSecureNfcSupported}
      */
     public boolean isSecureNfcEnabled() {
-        if (!sHasNfcFeature) {
+        if (!sHasNfcFeature && !sHasCeFeature) {
             throw new UnsupportedOperationException();
         }
         try {
@@ -2281,14 +2293,17 @@
      * always on.
      * @param value if true the NFCC will be kept on (with no RF enabled if NFC adapter is
      * disabled), if false the NFCC will follow completely the Nfc adapter state.
-     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
+     * FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
+     * are unavailable
      * @return void
      * @hide
      */
     @SystemApi
     @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON)
     public boolean setControllerAlwaysOn(boolean value) {
-        if (!sHasNfcFeature) {
+        if (!sHasNfcFeature && !sHasCeFeature) {
             throw new UnsupportedOperationException();
         }
         try {
@@ -2313,7 +2328,10 @@
      * Checks NFC controller always on feature is enabled.
      *
      * @return True if NFC controller always on is enabled, false otherwise
-     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
+     * FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
+     * are unavailable
      * @hide
      */
     @SystemApi
@@ -2341,13 +2359,16 @@
      * Checks if the device supports NFC controller always on functionality.
      *
      * @return True if device supports NFC controller always on, false otherwise
-     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
+     * @throws UnsupportedOperationException if FEATURE_NFC,
+     * FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
+     * FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
+     * are unavailable
      * @hide
      */
     @SystemApi
     @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON)
     public boolean isControllerAlwaysOnSupported() {
-        if (!sHasNfcFeature) {
+        if (!sHasNfcFeature && !sHasCeFeature) {
             throw new UnsupportedOperationException();
         }
         try {
diff --git a/core/java/android/os/BundleMerger.java b/core/java/android/os/BundleMerger.java
new file mode 100644
index 0000000..857aaf5
--- /dev/null
+++ b/core/java/android/os/BundleMerger.java
@@ -0,0 +1,388 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+
+package android.os;
+
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.util.ArrayMap;
+import android.util.ArraySet;
+import android.util.Log;
+
+import com.android.internal.annotations.VisibleForTesting;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.reflect.Array;
+import java.util.ArrayList;
+import java.util.Objects;
+import java.util.function.BinaryOperator;
+
+/**
+ * Configured rules for merging two {@link Bundle} instances.
+ * <p>
+ * By default, values from both {@link Bundle} instances are blended together on
+ * a key-wise basis, and conflicting value definitions for a key are dropped.
+ * <p>
+ * Nuanced strategies for handling conflicting value definitions can be applied
+ * using {@link #setMergeStrategy(String, int)} and
+ * {@link #setDefaultMergeStrategy(int)}.
+ * <p>
+ * When conflicting values have <em>inconsistent</em> data types (such as trying
+ * to merge a {@link String} and a {@link Integer}), both conflicting values are
+ * rejected and the key becomes undefined, regardless of the requested strategy.
+ *
+ * @hide
+ */
+public class BundleMerger implements Parcelable {
+    private static final String TAG = "BundleMerger";
+
+    private @Strategy int mDefaultStrategy = STRATEGY_REJECT;
+
+    private final ArrayMap<String, Integer> mStrategies = new ArrayMap<>();
+
+    /**
+     * Merge strategy that rejects both conflicting values.
+     */
+    public static final int STRATEGY_REJECT = 0;
+
+    /**
+     * Merge strategy that selects the first of conflicting values.
+     */
+    public static final int STRATEGY_FIRST = 1;
+
+    /**
+     * Merge strategy that selects the last of conflicting values.
+     */
+    public static final int STRATEGY_LAST = 2;
+
+    /**
+     * Merge strategy that selects the "minimum" of conflicting values which are
+     * {@link Comparable} with each other.
+     */
+    public static final int STRATEGY_COMPARABLE_MIN = 3;
+
+    /**
+     * Merge strategy that selects the "maximum" of conflicting values which are
+     * {@link Comparable} with each other.
+     */
+    public static final int STRATEGY_COMPARABLE_MAX = 4;
+
+    /**
+     * Merge strategy that numerically adds both conflicting values.
+     */
+    public static final int STRATEGY_NUMBER_ADD = 10;
+
+    /**
+     * Merge strategy that numerically increments the first conflicting value by
+     * {@code 1} and ignores the last conflicting value.
+     */
+    public static final int STRATEGY_NUMBER_INCREMENT_FIRST = 20;
+
+    /**
+     * Merge strategy that numerically increments the first conflicting value by
+     * {@code 1} and also numerically adds both conflicting values.
+     */
+    public static final int STRATEGY_NUMBER_INCREMENT_FIRST_AND_ADD = 25;
+
+    /**
+     * Merge strategy that combines conflicting values using a boolean "and"
+     * operation.
+     */
+    public static final int STRATEGY_BOOLEAN_AND = 30;
+
+    /**
+     * Merge strategy that combines conflicting values using a boolean "or"
+     * operation.
+     */
+    public static final int STRATEGY_BOOLEAN_OR = 40;
+
+    /**
+     * Merge strategy that combines two conflicting array values by appending
+     * the last array after the first array.
+     */
+    public static final int STRATEGY_ARRAY_APPEND = 50;
+
+    /**
+     * Merge strategy that combines two conflicting {@link ArrayList} values by
+     * appending the last {@link ArrayList} after the first {@link ArrayList}.
+     */
+    public static final int STRATEGY_ARRAY_LIST_APPEND = 60;
+
+    @IntDef(flag = false, prefix = { "STRATEGY_" }, value = {
+            STRATEGY_REJECT,
+            STRATEGY_FIRST,
+            STRATEGY_LAST,
+            STRATEGY_COMPARABLE_MIN,
+            STRATEGY_COMPARABLE_MAX,
+            STRATEGY_NUMBER_ADD,
+            STRATEGY_NUMBER_INCREMENT_FIRST,
+            STRATEGY_NUMBER_INCREMENT_FIRST_AND_ADD,
+            STRATEGY_BOOLEAN_AND,
+            STRATEGY_BOOLEAN_OR,
+            STRATEGY_ARRAY_APPEND,
+            STRATEGY_ARRAY_LIST_APPEND,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface Strategy {}
+
+    /**
+     * Create a empty set of rules for merging two {@link Bundle} instances.
+     */
+    public BundleMerger() {
+    }
+
+    private BundleMerger(@NonNull Parcel in) {
+        mDefaultStrategy = in.readInt();
+        final int N = in.readInt();
+        for (int i = 0; i < N; i++) {
+            mStrategies.put(in.readString(), in.readInt());
+        }
+    }
+
+    @Override
+    public void writeToParcel(@NonNull Parcel out, int flags) {
+        out.writeInt(mDefaultStrategy);
+        final int N = mStrategies.size();
+        out.writeInt(N);
+        for (int i = 0; i < N; i++) {
+            out.writeString(mStrategies.keyAt(i));
+            out.writeInt(mStrategies.valueAt(i));
+        }
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    /**
+     * Configure the default merge strategy to be used when there isn't a
+     * more-specific strategy defined for a particular key via
+     * {@link #setMergeStrategy(String, int)}.
+     */
+    public void setDefaultMergeStrategy(@Strategy int strategy) {
+        mDefaultStrategy = strategy;
+    }
+
+    /**
+     * Configure the merge strategy to be used for the given key.
+     * <p>
+     * Subsequent calls for the same key will overwrite any previously
+     * configured strategy.
+     */
+    public void setMergeStrategy(@NonNull String key, @Strategy int strategy) {
+        mStrategies.put(key, strategy);
+    }
+
+    /**
+     * Return the merge strategy to be used for the given key, as defined by
+     * {@link #setMergeStrategy(String, int)}.
+     * <p>
+     * If no specific strategy has been configured for the given key, this
+     * returns {@link #setDefaultMergeStrategy(int)}.
+     */
+    public @Strategy int getMergeStrategy(@NonNull String key) {
+        return (int) mStrategies.getOrDefault(key, mDefaultStrategy);
+    }
+
+    /**
+     * Return a {@link BinaryOperator} which applies the strategies configured
+     * in this object to merge the two given {@link Bundle} arguments.
+     */
+    public BinaryOperator<Bundle> asBinaryOperator() {
+        return this::merge;
+    }
+
+    /**
+     * Apply the strategies configured in this object to merge the two given
+     * {@link Bundle} arguments.
+     *
+     * @return the merged {@link Bundle} result. If one argument is {@code null}
+     *         it will return the other argument. If both arguments are null it
+     *         will return {@code null}.
+     */
+    @SuppressWarnings("deprecation")
+    public @Nullable Bundle merge(@Nullable Bundle first, @Nullable Bundle last) {
+        if (first == null && last == null) {
+            return null;
+        }
+        if (first == null) {
+            first = Bundle.EMPTY;
+        }
+        if (last == null) {
+            last = Bundle.EMPTY;
+        }
+
+        // Start by bulk-copying all values without attempting to unpack any
+        // custom parcelables; we'll circle back to handle conflicts below
+        final Bundle res = new Bundle();
+        res.putAll(first);
+        res.putAll(last);
+
+        final ArraySet<String> conflictingKeys = new ArraySet<>();
+        conflictingKeys.addAll(first.keySet());
+        conflictingKeys.retainAll(last.keySet());
+        for (int i = 0; i < conflictingKeys.size(); i++) {
+            final String key = conflictingKeys.valueAt(i);
+            final int strategy = getMergeStrategy(key);
+            final Object firstValue = first.get(key);
+            final Object lastValue = last.get(key);
+            try {
+                res.putObject(key, merge(strategy, firstValue, lastValue));
+            } catch (Exception e) {
+                Log.w(TAG, "Failed to merge key " + key + " with " + firstValue + " and "
+                        + lastValue + " using strategy " + strategy, e);
+            }
+        }
+        return res;
+    }
+
+    /**
+     * Merge the two given values. If only one of the values is defined, it
+     * always wins, otherwise the given strategy is applied.
+     *
+     * @hide
+     */
+    @VisibleForTesting
+    public static @Nullable Object merge(@Strategy int strategy,
+            @Nullable Object first, @Nullable Object last) {
+        if (first == null) return last;
+        if (last == null) return first;
+
+        if (first.getClass() != last.getClass()) {
+            throw new IllegalArgumentException("Merging requires consistent classes; first "
+                    + first.getClass() + " last " + last.getClass());
+        }
+
+        switch (strategy) {
+            case STRATEGY_REJECT:
+                // Only actually reject when the values are different
+                if (Objects.deepEquals(first, last)) {
+                    return first;
+                } else {
+                    return null;
+                }
+            case STRATEGY_FIRST:
+                return first;
+            case STRATEGY_LAST:
+                return last;
+            case STRATEGY_COMPARABLE_MIN:
+                return comparableMin(first, last);
+            case STRATEGY_COMPARABLE_MAX:
+                return comparableMax(first, last);
+            case STRATEGY_NUMBER_ADD:
+                return numberAdd(first, last);
+            case STRATEGY_NUMBER_INCREMENT_FIRST:
+                return numberIncrementFirst(first, last);
+            case STRATEGY_NUMBER_INCREMENT_FIRST_AND_ADD:
+                return numberAdd(numberIncrementFirst(first, last), last);
+            case STRATEGY_BOOLEAN_AND:
+                return booleanAnd(first, last);
+            case STRATEGY_BOOLEAN_OR:
+                return booleanOr(first, last);
+            case STRATEGY_ARRAY_APPEND:
+                return arrayAppend(first, last);
+            case STRATEGY_ARRAY_LIST_APPEND:
+                return arrayListAppend(first, last);
+            default:
+                throw new UnsupportedOperationException();
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    private static @NonNull Object comparableMin(@NonNull Object first, @NonNull Object last) {
+        return ((Comparable<Object>) first).compareTo(last) < 0 ? first : last;
+    }
+
+    @SuppressWarnings("unchecked")
+    private static @NonNull Object comparableMax(@NonNull Object first, @NonNull Object last) {
+        return ((Comparable<Object>) first).compareTo(last) >= 0 ? first : last;
+    }
+
+    private static @NonNull Object numberAdd(@NonNull Object first, @NonNull Object last) {
+        if (first instanceof Integer) {
+            return ((Integer) first) + ((Integer) last);
+        } else if (first instanceof Long) {
+            return ((Long) first) + ((Long) last);
+        } else if (first instanceof Float) {
+            return ((Float) first) + ((Float) last);
+        } else if (first instanceof Double) {
+            return ((Double) first) + ((Double) last);
+        } else {
+            throw new IllegalArgumentException("Unable to add " + first.getClass());
+        }
+    }
+
+    private static @NonNull Number numberIncrementFirst(@NonNull Object first,
+            @NonNull Object last) {
+        if (first instanceof Integer) {
+            return ((Integer) first) + 1;
+        } else if (first instanceof Long) {
+            return ((Long) first) + 1L;
+        } else {
+            throw new IllegalArgumentException("Unable to add " + first.getClass());
+        }
+    }
+
+    private static @NonNull Object booleanAnd(@NonNull Object first, @NonNull Object last) {
+        return ((Boolean) first) && ((Boolean) last);
+    }
+
+    private static @NonNull Object booleanOr(@NonNull Object first, @NonNull Object last) {
+        return ((Boolean) first) || ((Boolean) last);
+    }
+
+    private static @NonNull Object arrayAppend(@NonNull Object first, @NonNull Object last) {
+        if (!first.getClass().isArray()) {
+            throw new IllegalArgumentException("Unable to append " + first.getClass());
+        }
+        final Class<?> clazz = first.getClass().getComponentType();
+        final int firstLength = Array.getLength(first);
+        final int lastLength = Array.getLength(last);
+        final Object res = Array.newInstance(clazz, firstLength + lastLength);
+        System.arraycopy(first, 0, res, 0, firstLength);
+        System.arraycopy(last, 0, res, firstLength, lastLength);
+        return res;
+    }
+
+    @SuppressWarnings("unchecked")
+    private static @NonNull Object arrayListAppend(@NonNull Object first, @NonNull Object last) {
+        if (!(first instanceof ArrayList)) {
+            throw new IllegalArgumentException("Unable to append " + first.getClass());
+        }
+        final ArrayList<Object> firstList = (ArrayList<Object>) first;
+        final ArrayList<Object> lastList = (ArrayList<Object>) last;
+        final ArrayList<Object> res = new ArrayList<>(firstList.size() + lastList.size());
+        res.addAll(firstList);
+        res.addAll(lastList);
+        return res;
+    }
+
+    public static final @android.annotation.NonNull Parcelable.Creator<BundleMerger> CREATOR =
+            new Parcelable.Creator<BundleMerger>() {
+                @Override
+                public BundleMerger createFromParcel(Parcel in) {
+                    return new BundleMerger(in);
+                }
+
+                @Override
+                public BundleMerger[] newArray(int size) {
+                    return new BundleMerger[size];
+                }
+            };
+}
diff --git a/core/java/android/telephony/TelephonyRegistryManager.java b/core/java/android/telephony/TelephonyRegistryManager.java
index a3696e3..4bcdf0d 100644
--- a/core/java/android/telephony/TelephonyRegistryManager.java
+++ b/core/java/android/telephony/TelephonyRegistryManager.java
@@ -45,6 +45,7 @@
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.listeners.ListenerExecutor;
+import com.android.internal.telephony.ICarrierConfigChangeListener;
 import com.android.internal.telephony.ICarrierPrivilegesCallback;
 import com.android.internal.telephony.IOnSubscriptionsChangedListener;
 import com.android.internal.telephony.ITelephonyRegistry;
@@ -54,8 +55,10 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Set;
 import java.util.WeakHashMap;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.Executor;
 import java.util.stream.Collectors;
 
@@ -89,6 +92,14 @@
             IOnSubscriptionsChangedListener> mOpportunisticSubscriptionChangedListenerMap
             = new HashMap<>();
 
+    /**
+     * A mapping between {@link CarrierConfigManager.CarrierConfigChangeListener} and its callback
+     * ICarrierConfigChangeListener.
+     */
+    private final ConcurrentHashMap<CarrierConfigManager.CarrierConfigChangeListener,
+                ICarrierConfigChangeListener>
+            mCarrierConfigChangeListenerMap = new ConcurrentHashMap<>();
+
 
     /** @hide **/
     public TelephonyRegistryManager(@NonNull Context context) {
@@ -1409,4 +1420,94 @@
             throw e.rethrowFromSystemServer();
         }
     }
+
+    /**
+     * Register a {@link android.telephony.CarrierConfigManager.CarrierConfigChangeListener} to get
+     * notification when carrier configurations have changed.
+     *
+     * @param executor The executor on which the callback will be executed.
+     * @param listener The CarrierConfigChangeListener to be registered with.
+     */
+    public void addCarrierConfigChangedListener(
+            @NonNull @CallbackExecutor Executor executor,
+            @NonNull CarrierConfigManager.CarrierConfigChangeListener listener) {
+        Objects.requireNonNull(executor, "Executor should be non-null.");
+        Objects.requireNonNull(listener, "Listener should be non-null.");
+        if (mCarrierConfigChangeListenerMap.get(listener) != null) {
+            Log.e(TAG, "registerCarrierConfigChangeListener: listener already present");
+            return;
+        }
+
+        ICarrierConfigChangeListener callback = new ICarrierConfigChangeListener.Stub() {
+            @Override
+            public void onCarrierConfigChanged(int slotIndex, int subId, int carrierId,
+                    int specificCarrierId) {
+                Log.d(TAG, "onCarrierConfigChanged call in ICarrierConfigChangeListener callback");
+                final long identify = Binder.clearCallingIdentity();
+                try {
+                    executor.execute(() -> listener.onCarrierConfigChanged(slotIndex, subId,
+                            carrierId, specificCarrierId));
+                } finally {
+                    Binder.restoreCallingIdentity(identify);
+                }
+            }
+        };
+
+        try {
+            sRegistry.addCarrierConfigChangeListener(callback,
+                    mContext.getOpPackageName(), mContext.getAttributionTag());
+            mCarrierConfigChangeListenerMap.put(listener, callback);
+        } catch (RemoteException re) {
+            // system server crashes
+            throw re.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Unregister to stop the notification when carrier configurations changed.
+     *
+     * @param listener The CarrierConfigChangeListener to be unregistered with.
+     */
+    public void removeCarrierConfigChangedListener(
+            @NonNull CarrierConfigManager.CarrierConfigChangeListener listener) {
+        Objects.requireNonNull(listener, "Listener should be non-null.");
+        if (mCarrierConfigChangeListenerMap.get(listener) == null) {
+            Log.e(TAG, "removeCarrierConfigChangedListener: listener was not present");
+            return;
+        }
+
+        try {
+            sRegistry.removeCarrierConfigChangeListener(
+                    mCarrierConfigChangeListenerMap.get(listener), mContext.getOpPackageName());
+            mCarrierConfigChangeListenerMap.remove(listener);
+        } catch (RemoteException re) {
+            // System sever crashes
+            throw re.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Notify the registrants the carrier configurations have changed.
+     *
+     * @param slotIndex         The SIM slot index on which to monitor and get notification.
+     * @param subId             The subscription on the SIM slot. May be
+     *                          {@link SubscriptionManager#INVALID_SUBSCRIPTION_ID}.
+     * @param carrierId         The optional carrier Id, may be
+     *                          {@link TelephonyManager#UNKNOWN_CARRIER_ID}.
+     * @param specificCarrierId The optional specific carrier Id, may be {@link
+     *                          TelephonyManager#UNKNOWN_CARRIER_ID}.
+     */
+    public void notifyCarrierConfigChanged(int slotIndex, int subId, int carrierId,
+            int specificCarrierId) {
+        // Only validate slotIndex, all others are optional and allowed to be invalid
+        if (!SubscriptionManager.isValidPhoneId(slotIndex)) {
+            Log.e(TAG, "notifyCarrierConfigChanged, ignored: invalid slotIndex " + slotIndex);
+            return;
+        }
+        try {
+            sRegistry.notifyCarrierConfigChanged(slotIndex, subId, carrierId, specificCarrierId);
+        } catch (RemoteException re) {
+            throw re.rethrowFromSystemServer();
+        }
+    }
 }
diff --git a/core/java/com/android/internal/telephony/ICarrierConfigChangeListener.aidl b/core/java/com/android/internal/telephony/ICarrierConfigChangeListener.aidl
new file mode 100644
index 0000000..0f7ab0a
--- /dev/null
+++ b/core/java/com/android/internal/telephony/ICarrierConfigChangeListener.aidl
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+
+package com.android.internal.telephony;
+
+oneway interface ICarrierConfigChangeListener {
+    void onCarrierConfigChanged(int slotIndex, int subId, int carrierId, int specificCarrierId);
+}
\ No newline at end of file
diff --git a/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl b/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl
index c7fa757..747c40d 100644
--- a/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl
+++ b/core/java/com/android/internal/telephony/ITelephonyRegistry.aidl
@@ -32,6 +32,7 @@
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.emergency.EmergencyNumber;
+import com.android.internal.telephony.ICarrierConfigChangeListener;
 import com.android.internal.telephony.ICarrierPrivilegesCallback;
 import com.android.internal.telephony.IPhoneStateListener;
 import com.android.internal.telephony.IOnSubscriptionsChangedListener;
@@ -109,4 +110,8 @@
             int phoneId, in List<String> privilegedPackageNames, in int[] privilegedUids);
     void notifyCarrierServiceChanged(int phoneId, in String packageName, int uid);
 
+    void addCarrierConfigChangeListener(ICarrierConfigChangeListener listener,
+            String pkg, String featureId);
+    void removeCarrierConfigChangeListener(ICarrierConfigChangeListener listener, String pkg);
+    void notifyCarrierConfigChanged(int phoneId, int subId, int carrierId, int specificCarrierId);
 }
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index 8764906..2c2993b 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -6336,4 +6336,7 @@
 
     <!-- Title for preference of the system default locale. [CHAR LIMIT=50]-->
     <string name="system_locale_title">System default</string>
+
+    <!-- Display content to tell the user the sim card name and number-->
+    <string name="default_card_name">CARD <xliff:g id="cardNumber" example="1">%d</xliff:g></string>
 </resources>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 8477afa..b16d9e5 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -4884,4 +4884,5 @@
   <java-symbol type="dimen" name="status_bar_height_default" />
 
   <java-symbol type="bool" name="system_server_plays_face_haptics" />
+  <java-symbol type="string" name="default_card_name"/>
 </resources>
diff --git a/core/tests/coretests/src/android/content/pm/TEST_MAPPING b/core/tests/coretests/src/android/content/pm/TEST_MAPPING
index 15e04d1..978d80c 100644
--- a/core/tests/coretests/src/android/content/pm/TEST_MAPPING
+++ b/core/tests/coretests/src/android/content/pm/TEST_MAPPING
@@ -1,5 +1,5 @@
 {
-  "presubmit-large": [
+  "presubmit": [
     {
       "name": "FrameworksCoreTests",
       "options": [
diff --git a/core/tests/coretests/src/android/view/OWNERS b/core/tests/coretests/src/android/view/OWNERS
index a142e27..2ca9994 100644
--- a/core/tests/coretests/src/android/view/OWNERS
+++ b/core/tests/coretests/src/android/view/OWNERS
@@ -1,4 +1,5 @@
 # Accessibility
+per-file AccessibilityInteractionControllerTest.java = file:/services/accessibility/OWNERS
 per-file WindowInfoTest.java = file:/services/accessibility/OWNERS
 
 # Input
diff --git a/graphics/java/android/graphics/ColorSpace.java b/graphics/java/android/graphics/ColorSpace.java
index ca3c847..6e60e9e 100644
--- a/graphics/java/android/graphics/ColorSpace.java
+++ b/graphics/java/android/graphics/ColorSpace.java
@@ -170,7 +170,7 @@
     /**
      * Standard CIE 1931 2° illuminant D65, encoded in xyY.
      * This illuminant has a color temperature of 6504K. This illuminant
-     * is commonly used in RGB color spaces such as sRGB, BT.209, etc.
+     * is commonly used in RGB color spaces such as sRGB, BT.709, etc.
      */
     public static final float[] ILLUMINANT_D65 = { 0.31271f, 0.32902f };
     /**
@@ -832,8 +832,8 @@
     public enum Model {
         /**
          * The RGB model is a color model with 3 components that
-         * refer to the three additive primiaries: red, green
-         * andd blue.
+         * refer to the three additive primaries: red, green
+         * and blue.
          */
         RGB(3),
         /**
@@ -2405,7 +2405,7 @@
          * does not need to be specified and is assumed to be 1.0. Only the xy components
          * are required.</p>
          *
-         * <p class="note">The ID, areturned by {@link #getId()}, of an object created by
+         * <p class="note">The ID, as returned by {@link #getId()}, of an object created by
          * this constructor is always {@link #MIN_ID}.</p>
          *
          * @param name Name of the color space, cannot be null, its length must be >= 1
@@ -3832,7 +3832,7 @@
              *
              * <p>We can only connect color spaces if they use the same profile
              * connection space. We assume the connection space is always
-             * CIE XYZ but we maye need to perform a chromatic adaptation to
+             * CIE XYZ but we maybe need to perform a chromatic adaptation to
              * match the white points. If an adaptation is needed, we use the
              * CIE standard illuminant D50. The unmatched color space is adapted
              * using the von Kries transform and the {@link Adaptation#BRADFORD}
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java b/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java
index c8187b8..8b2eebe 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/CachedBluetoothDevice.java
@@ -208,7 +208,7 @@
 
         synchronized (mProfileLock) {
             if (profile instanceof A2dpProfile || profile instanceof HeadsetProfile
-                    || profile instanceof HearingAidProfile) {
+                    || profile instanceof HearingAidProfile || profile instanceof LeAudioProfile) {
                 setProfileConnectedStatus(profile.getProfileId(), false);
                 switch (newProfileState) {
                     case BluetoothProfile.STATE_CONNECTED:
@@ -226,7 +226,20 @@
                     case BluetoothProfile.STATE_DISCONNECTED:
                         if (mHandler.hasMessages(profile.getProfileId())) {
                             mHandler.removeMessages(profile.getProfileId());
-                            setProfileConnectedStatus(profile.getProfileId(), true);
+                            if (profile.getConnectionPolicy(mDevice) >
+                                BluetoothProfile.CONNECTION_POLICY_FORBIDDEN) {
+                                /*
+                                 * If we received state DISCONNECTED and previous state was
+                                 * CONNECTING and connection policy is FORBIDDEN or UNKNOWN
+                                 * then it's not really a failure to connect.
+                                 *
+                                 * Connection profile is considered as failed when connection
+                                 * policy indicates that profile should be connected
+                                 * but it got disconnected.
+                                 */
+                                Log.w(TAG, "onProfileStateChanged(): Failed to connect profile");
+                                setProfileConnectedStatus(profile.getProfileId(), true);
+                            }
                         }
                         break;
                     default:
@@ -1188,6 +1201,13 @@
     }
 
     private boolean isProfileConnectedFail() {
+        Log.d(TAG, "anonymizedAddress=" + mDevice.getAnonymizedAddress()
+                + " mIsA2dpProfileConnectedFail=" + mIsA2dpProfileConnectedFail
+                + " mIsHearingAidProfileConnectedFail=" + mIsHearingAidProfileConnectedFail
+                + " mIsLeAudioProfileConnectedFail=" + mIsLeAudioProfileConnectedFail
+                + " mIsHeadsetProfileConnectedFail=" + mIsHeadsetProfileConnectedFail
+                + " isConnectedSapDevice()=" + isConnectedSapDevice());
+
         return mIsA2dpProfileConnectedFail || mIsHearingAidProfileConnectedFail
                 || (!isConnectedSapDevice() && mIsHeadsetProfileConnectedFail)
                 || mIsLeAudioProfileConnectedFail;
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/CachedBluetoothDeviceTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/CachedBluetoothDeviceTest.java
index 315ab0a..df3861a 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/CachedBluetoothDeviceTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/CachedBluetoothDeviceTest.java
@@ -74,6 +74,8 @@
     @Mock
     private HearingAidProfile mHearingAidProfile;
     @Mock
+    private LeAudioProfile mLeAudioProfile;
+    @Mock
     private BluetoothDevice mDevice;
     @Mock
     private BluetoothDevice mSubDevice;
@@ -92,15 +94,76 @@
         mShadowBluetoothAdapter = Shadow.extract(BluetoothAdapter.getDefaultAdapter());
         when(mDevice.getAddress()).thenReturn(DEVICE_ADDRESS);
         when(mHfpProfile.isProfileReady()).thenReturn(true);
+        when(mHfpProfile.getProfileId()).thenReturn(BluetoothProfile.HEADSET);
         when(mA2dpProfile.isProfileReady()).thenReturn(true);
+        when(mA2dpProfile.getProfileId()).thenReturn(BluetoothProfile.A2DP);
         when(mPanProfile.isProfileReady()).thenReturn(true);
+        when(mPanProfile.getProfileId()).thenReturn(BluetoothProfile.PAN);
         when(mHearingAidProfile.isProfileReady()).thenReturn(true);
+        when(mHearingAidProfile.getProfileId()).thenReturn(BluetoothProfile.HEARING_AID);
+        when(mLeAudioProfile.isProfileReady()).thenReturn(true);
+        when(mLeAudioProfile.getProfileId()).thenReturn(BluetoothProfile.LE_AUDIO);
         mCachedDevice = spy(new CachedBluetoothDevice(mContext, mProfileManager, mDevice));
         mSubCachedDevice = spy(new CachedBluetoothDevice(mContext, mProfileManager, mSubDevice));
         doAnswer((invocation) -> mBatteryLevel).when(mCachedDevice).getBatteryLevel();
         doAnswer((invocation) -> mBatteryLevel).when(mSubCachedDevice).getBatteryLevel();
     }
 
+    private void testTransitionFromConnectingToDisconnected(
+        LocalBluetoothProfile connectingProfile, LocalBluetoothProfile connectedProfile,
+        int connectionPolicy, String expectedSummary) {
+        // Arrange:
+        // At least one profile has to be connected
+        updateProfileStatus(connectedProfile, BluetoothProfile.STATE_CONNECTED);
+        // Set profile under test to CONNECTING
+        updateProfileStatus(connectingProfile, BluetoothProfile.STATE_CONNECTING);
+        // Set connection policy
+        when(connectingProfile.getConnectionPolicy(mDevice)).thenReturn(connectionPolicy);
+
+        // Act & Assert:
+        //   Get the expected connection summary.
+        updateProfileStatus(connectingProfile, BluetoothProfile.STATE_DISCONNECTED);
+        assertThat(mCachedDevice.getConnectionSummary()).isEqualTo(expectedSummary);
+    }
+
+    @Test
+    public void onProfileStateChanged_testConnectingToDisconnected_policyAllowed_problem() {
+        String connectTimeoutString = mContext.getString(R.string.profile_connect_timeout_subtext);
+
+        testTransitionFromConnectingToDisconnected(mA2dpProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_ALLOWED, connectTimeoutString);
+        testTransitionFromConnectingToDisconnected(mHearingAidProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_ALLOWED, connectTimeoutString);
+        testTransitionFromConnectingToDisconnected(mHfpProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_ALLOWED, connectTimeoutString);
+        testTransitionFromConnectingToDisconnected(mLeAudioProfile, mA2dpProfile,
+        BluetoothProfile.CONNECTION_POLICY_ALLOWED, connectTimeoutString);
+    }
+
+    @Test
+    public void onProfileStateChanged_testConnectingToDisconnected_policyForbidden_noProblem() {
+        testTransitionFromConnectingToDisconnected(mA2dpProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_FORBIDDEN, null);
+        testTransitionFromConnectingToDisconnected(mHearingAidProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_FORBIDDEN, null);
+        testTransitionFromConnectingToDisconnected(mHfpProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_FORBIDDEN, null);
+        testTransitionFromConnectingToDisconnected(mLeAudioProfile, mA2dpProfile,
+        BluetoothProfile.CONNECTION_POLICY_FORBIDDEN, null);
+    }
+
+    @Test
+    public void onProfileStateChanged_testConnectingToDisconnected_policyUnknown_noProblem() {
+        testTransitionFromConnectingToDisconnected(mA2dpProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_UNKNOWN, null);
+        testTransitionFromConnectingToDisconnected(mHearingAidProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_UNKNOWN, null);
+        testTransitionFromConnectingToDisconnected(mHfpProfile, mLeAudioProfile,
+        BluetoothProfile.CONNECTION_POLICY_UNKNOWN, null);
+        testTransitionFromConnectingToDisconnected(mLeAudioProfile, mA2dpProfile,
+        BluetoothProfile.CONNECTION_POLICY_UNKNOWN, null);
+    }
+
     @Test
     public void getConnectionSummary_testProfilesInactive_returnPairing() {
         // Arrange:
diff --git a/services/core/java/com/android/server/TelephonyRegistry.java b/services/core/java/com/android/server/TelephonyRegistry.java
index ca86021c..a69d3f0 100644
--- a/services/core/java/com/android/server/TelephonyRegistry.java
+++ b/services/core/java/com/android/server/TelephonyRegistry.java
@@ -91,6 +91,7 @@
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.app.IBatteryStats;
+import com.android.internal.telephony.ICarrierConfigChangeListener;
 import com.android.internal.telephony.ICarrierPrivilegesCallback;
 import com.android.internal.telephony.IOnSubscriptionsChangedListener;
 import com.android.internal.telephony.IPhoneStateListener;
@@ -154,6 +155,7 @@
         IOnSubscriptionsChangedListener onSubscriptionsChangedListenerCallback;
         IOnSubscriptionsChangedListener onOpportunisticSubscriptionsChangedListenerCallback;
         ICarrierPrivilegesCallback carrierPrivilegesCallback;
+        ICarrierConfigChangeListener carrierConfigChangeListener;
 
         int callerUid;
         int callerPid;
@@ -182,6 +184,10 @@
             return carrierPrivilegesCallback != null;
         }
 
+        boolean matchCarrierConfigChangeListener() {
+            return carrierConfigChangeListener != null;
+        }
+
         boolean canReadCallLog() {
             try {
                 return TelephonyPermissions.checkReadCallLog(
@@ -200,6 +206,7 @@
                     + " onOpportunisticSubscriptionsChangedListenererCallback="
                     + onOpportunisticSubscriptionsChangedListenerCallback
                     + " carrierPrivilegesCallback=" + carrierPrivilegesCallback
+                    + " carrierConfigChangeListener=" + carrierConfigChangeListener
                     + " subId=" + subId + " phoneId=" + phoneId + " events=" + eventList + "}";
         }
     }
@@ -2955,6 +2962,82 @@
         }
     }
 
+    @Override
+    public void addCarrierConfigChangeListener(ICarrierConfigChangeListener listener,
+            String pkg, String featureId) {
+        final int callerUserId = UserHandle.getCallingUserId();
+        mAppOps.checkPackage(Binder.getCallingUid(), pkg);
+        if (VDBG) {
+            log("addCarrierConfigChangeListener pkg=" + pii(pkg) + " uid=" + Binder.getCallingUid()
+                    + " myUserId=" + UserHandle.myUserId() + " callerUerId" + callerUserId
+                    + " listener=" + listener + " listener.asBinder=" + listener.asBinder());
+        }
+
+        synchronized (mRecords) {
+            IBinder b = listener.asBinder();
+            boolean doesLimitApply = doesLimitApplyForListeners(Binder.getCallingUid(),
+                    Process.myUid());
+            Record r = add(b, Binder.getCallingUid(), Binder.getCallingPid(), doesLimitApply);
+
+            if (r == null) {
+                loge("Can not create Record instance!");
+                return;
+            }
+
+            r.context = mContext;
+            r.carrierConfigChangeListener = listener;
+            r.callingPackage = pkg;
+            r.callingFeatureId = featureId;
+            r.callerUid = Binder.getCallingUid();
+            r.callerPid = Binder.getCallingPid();
+            r.eventList = new ArraySet<>();
+            if (DBG) {
+                log("addCarrierConfigChangeListener:  Register r=" + r);
+            }
+        }
+    }
+
+    @Override
+    public void removeCarrierConfigChangeListener(ICarrierConfigChangeListener listener,
+            String pkg) {
+        if (DBG) log("removeCarrierConfigChangeListener listener=" + listener + ", pkg=" + pkg);
+        mAppOps.checkPackage(Binder.getCallingUid(), pkg);
+        remove(listener.asBinder());
+    }
+
+    @Override
+    public void notifyCarrierConfigChanged(int phoneId, int subId, int carrierId,
+            int specificCarrierId) {
+        if (!validatePhoneId(phoneId)) {
+            throw new IllegalArgumentException("Invalid phoneId: " + phoneId);
+        }
+        if (!checkNotifyPermission("notifyCarrierConfigChanged")) {
+            loge("Caller has no notify permission!");
+            return;
+        }
+        if (VDBG) {
+            log("notifyCarrierConfigChanged: phoneId=" + phoneId + ", subId=" + subId
+                    + ", carrierId=" + carrierId + ", specificCarrierId=" + specificCarrierId);
+        }
+
+        synchronized (mRecords) {
+            mRemoveList.clear();
+            for (Record r : mRecords) {
+                // Listeners are "global", neither per-slot nor per-sub, so no idMatch check here
+                if (!r.matchCarrierConfigChangeListener()) {
+                    continue;
+                }
+                try {
+                    r.carrierConfigChangeListener.onCarrierConfigChanged(phoneId, subId, carrierId,
+                            specificCarrierId);
+                } catch (RemoteException re) {
+                    mRemoveList.add(r.binder);
+                }
+            }
+            handleRemoveListLocked();
+        }
+    }
+
     @NeverCompile // Avoid size overhead of debugging code.
     @Override
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
diff --git a/services/core/java/com/android/server/connectivity/Vpn.java b/services/core/java/com/android/server/connectivity/Vpn.java
index 1ce917c..6d3f8fd 100644
--- a/services/core/java/com/android/server/connectivity/Vpn.java
+++ b/services/core/java/com/android/server/connectivity/Vpn.java
@@ -21,6 +21,7 @@
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_METERED;
 import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
+import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
 import static android.net.NetworkCapabilities.TRANSPORT_VPN;
 import static android.net.RouteInfo.RTN_THROW;
 import static android.net.RouteInfo.RTN_UNREACHABLE;
@@ -29,6 +30,7 @@
 import static android.net.ipsec.ike.IkeSessionParams.ESP_IP_VERSION_AUTO;
 import static android.os.PowerWhitelistManager.REASON_VPN;
 import static android.os.UserHandle.PER_USER_RANGE;
+import static android.telephony.CarrierConfigManager.KEY_MIN_UDP_PORT_4500_NAT_TIMEOUT_SEC_INT;
 
 import static com.android.net.module.util.NetworkStackConstants.IPV6_MIN_MTU;
 import static com.android.server.vcn.util.PersistableBundleUtils.STRING_DESERIALIZER;
@@ -79,7 +81,9 @@
 import android.net.NetworkProvider;
 import android.net.NetworkRequest;
 import android.net.NetworkScore;
+import android.net.NetworkSpecifier;
 import android.net.RouteInfo;
+import android.net.TelephonyNetworkSpecifier;
 import android.net.UidRangeParcel;
 import android.net.UnderlyingNetworkInfo;
 import android.net.Uri;
@@ -127,12 +131,16 @@
 import android.system.keystore2.Domain;
 import android.system.keystore2.KeyDescriptor;
 import android.system.keystore2.KeyPermission;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.ArraySet;
 import android.util.IndentingPrintWriter;
 import android.util.LocalLog;
 import android.util.Log;
 import android.util.Range;
+import android.util.SparseArray;
 
 import com.android.internal.R;
 import com.android.internal.annotations.GuardedBy;
@@ -268,6 +276,10 @@
     private final ConnectivityManager mConnectivityManager;
     private final AppOpsManager mAppOpsManager;
     private final ConnectivityDiagnosticsManager mConnectivityDiagnosticsManager;
+    private final TelephonyManager mTelephonyManager;
+    private final CarrierConfigManager mCarrierConfigManager;
+    private final SubscriptionManager mSubscriptionManager;
+
     // The context is for specific user which is created from mUserId
     private final Context mUserIdContext;
     @VisibleForTesting final Dependencies mDeps;
@@ -314,6 +326,14 @@
     private final LocalLog mVpnManagerEvents = new LocalLog(MAX_EVENTS_LOGS);
 
     /**
+     * Cached Map of <subscription ID, keepalive delay ms> since retrieving the PersistableBundle
+     * and the target value from CarrierConfigManager is somewhat expensive as it has hundreds of
+     * fields. This cache is cleared when the carrier config changes to ensure data freshness.
+     */
+    @GuardedBy("this")
+    private final SparseArray<Integer> mCachedKeepalivePerSubId = new SparseArray<>();
+
+    /**
      * Whether to keep the connection active after rebooting, or upgrading or reinstalling. This
      * only applies to {@link VpnService} connections.
      */
@@ -626,6 +646,10 @@
         mUserIdContext = context.createContextAsUser(UserHandle.of(userId), 0 /* flags */);
         mConnectivityDiagnosticsManager =
                 mContext.getSystemService(ConnectivityDiagnosticsManager.class);
+        mCarrierConfigManager = mContext.getSystemService(CarrierConfigManager.class);
+        mTelephonyManager = mContext.getSystemService(TelephonyManager.class);
+        mSubscriptionManager = mContext.getSystemService(SubscriptionManager.class);
+
         mDeps = deps;
         mNms = netService;
         mNetd = netd;
@@ -2893,6 +2917,24 @@
          */
         private int mRetryCount = 0;
 
+        private CarrierConfigManager.CarrierConfigChangeListener mCarrierConfigChangeListener =
+                new CarrierConfigManager.CarrierConfigChangeListener() {
+                    @Override
+                    public void onCarrierConfigChanged(int slotIndex, int subId, int carrierId,
+                            int specificCarrierId) {
+                        synchronized (Vpn.this) {
+                            mCachedKeepalivePerSubId.remove(subId);
+
+                            // Ignore stale runner.
+                            if (mVpnRunner != Vpn.IkeV2VpnRunner.this) return;
+
+                            maybeMigrateIkeSession(mActiveNetwork);
+                        }
+                        // TODO: update the longLivedTcpConnectionsExpensive value in the
+                        //  networkcapabilities of the VPN network.
+                    }
+        };
+
         IkeV2VpnRunner(
                 @NonNull Ikev2VpnProfile profile, @NonNull ScheduledThreadPoolExecutor executor) {
             super(TAG);
@@ -2918,6 +2960,9 @@
             setVpnNetworkPreference(mSessionKey,
                     createUserAndRestrictedProfilesRanges(mUserId,
                             mConfig.allowedApplications, mConfig.disallowedApplications));
+
+            mCarrierConfigManager.registerCarrierConfigChangeListener(mExecutor,
+                    mCarrierConfigChangeListener);
         }
 
         @Override
@@ -3257,8 +3302,6 @@
             mUnderlyingLinkProperties = null;
             mUnderlyingNetworkCapabilities = null;
             mRetryCount = 0;
-
-            startOrMigrateIkeSession(network);
         }
 
         @NonNull
@@ -3356,9 +3399,36 @@
         }
 
         private int guessNattKeepaliveTimerForNetwork() {
-            // TODO : guess the keepalive delay based on carrier if auto keepalive timer is
-            // enabled
-            return AUTOMATIC_KEEPALIVE_DELAY_SECONDS;
+            final int subId = getCellSubIdForNetworkCapabilities(mUnderlyingNetworkCapabilities);
+            if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+                Log.d(TAG, "Underlying network is not a cellular network");
+                return AUTOMATIC_KEEPALIVE_DELAY_SECONDS;
+            }
+
+            synchronized (Vpn.this) {
+                if (mCachedKeepalivePerSubId.contains(subId)) {
+                    Log.d(TAG, "Get cached keepalive config");
+                    return mCachedKeepalivePerSubId.get(subId);
+                }
+
+                final TelephonyManager perSubTm = mTelephonyManager.createForSubscriptionId(subId);
+                if (perSubTm.getSimApplicationState() != TelephonyManager.SIM_STATE_LOADED) {
+                    Log.d(TAG, "SIM card is not ready on sub " + subId);
+                    return AUTOMATIC_KEEPALIVE_DELAY_SECONDS;
+                }
+
+                final PersistableBundle carrierConfig =
+                        mCarrierConfigManager.getConfigForSubId(subId);
+                if (!CarrierConfigManager.isConfigForIdentifiedCarrier(carrierConfig)) {
+                    return AUTOMATIC_KEEPALIVE_DELAY_SECONDS;
+                }
+
+                final int natKeepalive =
+                        carrierConfig.getInt(KEY_MIN_UDP_PORT_4500_NAT_TIMEOUT_SEC_INT);
+                mCachedKeepalivePerSubId.put(subId, natKeepalive);
+                Log.d(TAG, "Get customized keepalive=" + natKeepalive);
+                return natKeepalive;
+            }
         }
 
         boolean maybeMigrateIkeSession(@NonNull Network underlyingNetwork) {
@@ -3456,7 +3526,15 @@
 
         /** Called when the NetworkCapabilities of underlying network is changed */
         public void onDefaultNetworkCapabilitiesChanged(@NonNull NetworkCapabilities nc) {
+            final NetworkCapabilities oldNc = mUnderlyingNetworkCapabilities;
             mUnderlyingNetworkCapabilities = nc;
+            if (oldNc == null) {
+                // A new default network is available.
+                startOrMigrateIkeSession(mActiveNetwork);
+            } else if (!nc.getSubscriptionIds().equals(oldNc.getSubscriptionIds())) {
+                // Renew carrierConfig values.
+                maybeMigrateIkeSession(mActiveNetwork);
+            }
         }
 
         /** Called when the LinkProperties of underlying network is changed */
@@ -3812,6 +3890,8 @@
 
             resetIkeState();
 
+            mCarrierConfigManager.unregisterCarrierConfigChangeListener(
+                    mCarrierConfigChangeListener);
             mConnectivityManager.unregisterNetworkCallback(mNetworkCallback);
             mConnectivityDiagnosticsManager.unregisterConnectivityDiagnosticsCallback(
                     mDiagnosticsCallback);
@@ -4804,6 +4884,8 @@
                     pw.println("Reset session scheduled");
                 }
             }
+            pw.println("mCachedKeepalivePerSubId=" + mCachedKeepalivePerSubId);
+
             pw.println("mUnderlyNetworkChanges (most recent first):");
             pw.increaseIndent();
             mUnderlyNetworkChanges.reverseDump(pw);
@@ -4815,4 +4897,19 @@
             pw.decreaseIndent();
         }
     }
+
+    private static int getCellSubIdForNetworkCapabilities(@Nullable NetworkCapabilities nc) {
+        if (nc == null) return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+
+        if (!nc.hasTransport(TRANSPORT_CELLULAR)) {
+            return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+        }
+
+        final NetworkSpecifier specifier = nc.getNetworkSpecifier();
+        if (specifier instanceof TelephonyNetworkSpecifier) {
+            return ((TelephonyNetworkSpecifier) specifier).getSubscriptionId();
+        }
+
+        return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+    }
 }
diff --git a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
index e2c4cbd..dcf1906 100644
--- a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -1650,15 +1650,7 @@
                         mContext, 0, snoozeIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
 
                 final Intent viewIntent = buildViewDataUsageIntent(res, policy.template);
-                // TODO: Resolve to single code path.
-                if (UserManager.isHeadlessSystemUserMode()) {
-                    builder.setContentIntent(PendingIntent.getActivityAsUser(
-                            mContext, 0, viewIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE,
-                            /* options= */ null, UserHandle.CURRENT));
-                } else {
-                    builder.setContentIntent(PendingIntent.getActivity(
-                            mContext, 0, viewIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
-                }
+                setContentIntent(builder, viewIntent);
                 break;
             }
             case TYPE_LIMIT: {
@@ -1679,15 +1671,7 @@
                 builder.setSmallIcon(R.drawable.stat_notify_disabled_data);
 
                 final Intent intent = buildNetworkOverLimitIntent(res, policy.template);
-                // TODO: Resolve to single code path.
-                if (UserManager.isHeadlessSystemUserMode()) {
-                    builder.setContentIntent(PendingIntent.getActivityAsUser(
-                            mContext, 0, intent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE,
-                            /* options= */ null, UserHandle.CURRENT));
-                } else {
-                    builder.setContentIntent(PendingIntent.getActivity(
-                            mContext, 0, intent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
-                }
+                setContentIntent(builder, intent);
                 break;
             }
             case TYPE_LIMIT_SNOOZED: {
@@ -1711,15 +1695,7 @@
                 builder.setChannelId(SystemNotificationChannels.NETWORK_STATUS);
 
                 final Intent intent = buildViewDataUsageIntent(res, policy.template);
-                // TODO: Resolve to single code path.
-                if (UserManager.isHeadlessSystemUserMode()) {
-                    builder.setContentIntent(PendingIntent.getActivityAsUser(
-                            mContext, 0, intent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE,
-                            /* options= */ null, UserHandle.CURRENT));
-                } else {
-                    builder.setContentIntent(PendingIntent.getActivity(
-                            mContext, 0, intent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
-                }
+                setContentIntent(builder, intent);
                 break;
             }
             case TYPE_RAPID: {
@@ -1739,15 +1715,7 @@
                         mContext, 0, snoozeIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
 
                 final Intent viewIntent = buildViewDataUsageIntent(res, policy.template);
-                // TODO: Resolve to single code path.
-                if (UserManager.isHeadlessSystemUserMode()) {
-                    builder.setContentIntent(PendingIntent.getActivityAsUser(
-                            mContext, 0, viewIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE,
-                            /* options= */ null, UserHandle.CURRENT));
-                } else {
-                    builder.setContentIntent(PendingIntent.getActivity(
-                            mContext, 0, viewIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
-                }
+                setContentIntent(builder, viewIntent);
                 break;
             }
             default: {
@@ -1765,6 +1733,17 @@
         mActiveNotifs.add(notificationId);
     }
 
+    private void setContentIntent(Notification.Builder builder, Intent intent) {
+        if (UserManager.isHeadlessSystemUserMode()) {
+            builder.setContentIntent(PendingIntent.getActivityAsUser(
+                    mContext, 0, intent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE,
+                    /* options= */ null, UserHandle.CURRENT));
+        } else {
+            builder.setContentIntent(PendingIntent.getActivity(
+                    mContext, 0, intent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE));
+        }
+    }
+
     private void cancelNotification(NotificationId notificationId) {
         mContext.getSystemService(NotificationManager.class).cancel(notificationId.getTag(),
                 notificationId.getId());
diff --git a/services/core/java/com/android/server/notification/OWNERS b/services/core/java/com/android/server/notification/OWNERS
index 5a19656..6c4dd6d 100644
--- a/services/core/java/com/android/server/notification/OWNERS
+++ b/services/core/java/com/android/server/notification/OWNERS
@@ -1,4 +1,6 @@
-dsandler@android.com
+# Bug component: 34005
+
 juliacr@google.com
-beverlyt@google.com
-pixel@google.com
+yurilin@google.com
+jeffdq@google.com
+dsandler@android.com
\ No newline at end of file
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index b8486e7..49cab3d 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -557,6 +557,8 @@
 
     Drawable mEnterpriseThumbnailDrawable;
 
+    boolean mPauseSchedulePendingForPip = false;
+
     private void updateEnterpriseThumbnailDrawable(Context context) {
         DevicePolicyManager dpm = context.getSystemService(DevicePolicyManager.class);
         mEnterpriseThumbnailDrawable = dpm.getResources().getDrawable(
@@ -1709,7 +1711,7 @@
                 : null;
     }
 
-    private void clearLastParentBeforePip() {
+    void clearLastParentBeforePip() {
         if (mLastParentBeforePip != null) {
             mLastParentBeforePip.mChildPipActivity = null;
             mLastParentBeforePip = null;
diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index 12714ed..14927f9 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -3583,7 +3583,7 @@
                         null /* launchIntoPipHostActivity */, "enterPictureInPictureMode",
                         transition);
                 // Continue the pausing process after entering pip.
-                if (r.isState(PAUSING)) {
+                if (r.isState(PAUSING) && r.mPauseSchedulePendingForPip) {
                     r.getTask().schedulePauseActivity(r, false /* userLeaving */,
                             false /* pauseImmediately */, true /* autoEnteringPip */, "auto-pip");
                 }
diff --git a/services/core/java/com/android/server/wm/Task.java b/services/core/java/com/android/server/wm/Task.java
index 8993840..a7c2733 100644
--- a/services/core/java/com/android/server/wm/Task.java
+++ b/services/core/java/com/android/server/wm/Task.java
@@ -2569,6 +2569,9 @@
 
         EventLogTags.writeWmTaskRemoved(mTaskId, reason);
         clearPinnedTaskIfNeed();
+        if (mChildPipActivity != null) {
+            mChildPipActivity.clearLastParentBeforePip();
+        }
         // If applicable let the TaskOrganizer know the Task is vanishing.
         setTaskOrganizer(null);
 
diff --git a/services/core/java/com/android/server/wm/TaskFragment.java b/services/core/java/com/android/server/wm/TaskFragment.java
index 1a3e7d1..ab979ad 100644
--- a/services/core/java/com/android/server/wm/TaskFragment.java
+++ b/services/core/java/com/android/server/wm/TaskFragment.java
@@ -1619,6 +1619,7 @@
 
         if (prev.attachedToProcess()) {
             if (shouldAutoPip) {
+                prev.mPauseSchedulePendingForPip = true;
                 boolean didAutoPip = mAtmService.enterPictureInPictureMode(
                         prev, prev.pictureInPictureArgs, false /* fromClient */);
                 ProtoLog.d(WM_DEBUG_STATES, "Auto-PIP allowed, entering PIP mode "
@@ -1682,6 +1683,7 @@
             boolean pauseImmediately, boolean autoEnteringPip, String reason) {
         ProtoLog.v(WM_DEBUG_STATES, "Enqueueing pending pause: %s", prev);
         try {
+            prev.mPauseSchedulePendingForPip = false;
             EventLogTags.writeWmPauseActivity(prev.mUserId, System.identityHashCode(prev),
                     prev.shortComponentName, "userLeaving=" + userLeaving, reason);
 
diff --git a/services/tests/servicestests/src/com/android/server/dreams/OWNERS b/services/tests/servicestests/src/com/android/server/dreams/OWNERS
new file mode 100644
index 0000000..2f19cf5
--- /dev/null
+++ b/services/tests/servicestests/src/com/android/server/dreams/OWNERS
@@ -0,0 +1 @@
+include /core/java/android/service/dreams/OWNERS
diff --git a/telephony/java/android/service/euicc/EuiccService.java b/telephony/java/android/service/euicc/EuiccService.java
index dc695d6..e19117b 100644
--- a/telephony/java/android/service/euicc/EuiccService.java
+++ b/telephony/java/android/service/euicc/EuiccService.java
@@ -730,6 +730,25 @@
     }
 
     /**
+     * Result code to string
+     *
+     * @param result The result code.
+     * @return The result code in string format.
+     *
+     * @hide
+     */
+    public static String resultToString(@Result int result) {
+        switch (result) {
+            case RESULT_OK: return "OK";
+            case RESULT_MUST_DEACTIVATE_SIM : return "MUST_DEACTIVATE_SIM";
+            case RESULT_RESOLVABLE_ERRORS: return "RESOLVABLE_ERRORS";
+            case RESULT_FIRST_USER: return "FIRST_USER";
+            default:
+            return "UNKNOWN(" + result + ")";
+        }
+    }
+
+    /**
      * Wrapper around IEuiccService that forwards calls to implementations of {@link EuiccService}.
      */
     private class IEuiccServiceWrapper extends IEuiccService.Stub {
diff --git a/telephony/java/android/service/euicc/GetEuiccProfileInfoListResult.java b/telephony/java/android/service/euicc/GetEuiccProfileInfoListResult.java
index 9add38e..46a049c 100644
--- a/telephony/java/android/service/euicc/GetEuiccProfileInfoListResult.java
+++ b/telephony/java/android/service/euicc/GetEuiccProfileInfoListResult.java
@@ -123,4 +123,16 @@
     public int describeContents() {
         return 0;
     }
+
+    /**
+     * @hide
+     *
+     * @return String representation of {@link GetEuiccProfileInfoListResult}
+     */
+    @Override
+    public String toString() {
+        return "[GetEuiccProfileInfoListResult: result=" + EuiccService.resultToString(result)
+                + ", isRemovable=" + mIsRemovable + ", mProfiles=" + Arrays.toString(mProfiles)
+                + "]";
+    }
 }
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index 7cccc5d..5ad5001 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -17,6 +17,7 @@
 package android.telephony;
 
 import android.Manifest;
+import android.annotation.CallbackExecutor;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -53,6 +54,7 @@
 
 import java.util.List;
 import java.util.Objects;
+import java.util.concurrent.Executor;
 import java.util.concurrent.TimeUnit;
 
 /**
@@ -9726,4 +9728,85 @@
             configs.putPersistableBundle(key, (PersistableBundle) value);
         }
     }
+
+    /**
+     * Listener interface to get a notification when the carrier configurations have changed.
+     *
+     * Use this listener to receive timely updates when the carrier configuration changes. System
+     * components should prefer this listener over {@link #ACTION_CARRIER_CONFIG_CHANGED}
+     * whenever possible.
+     *
+     * To register the listener, call
+     * {@link #registerCarrierConfigChangeListener(Executor, CarrierConfigChangeListener)}.
+     * To unregister, call
+     * {@link #unregisterCarrierConfigChangeListener(CarrierConfigChangeListener)}.
+     *
+     * Note that on registration, registrants will NOT receive a notification on last carrier config
+     * change. Only carrier configs change AFTER the registration will be sent to registrants. And
+     * unlike {@link #ACTION_CARRIER_CONFIG_CHANGED}, notification wouldn't send when the device is
+     * unlocked. Registrants only receive the notification when there has been real carrier config
+     * changes.
+     *
+     * @see #registerCarrierConfigChangeListener(Executor, CarrierConfigChangeListener)
+     * @see #unregisterCarrierConfigChangeListener(CarrierConfigChangeListener)
+     * @see #ACTION_CARRIER_CONFIG_CHANGED
+     * @see #getConfig(String...)
+     * @see #getConfigForSubId(int, String...)
+     */
+    public interface CarrierConfigChangeListener {
+        /**
+         * Called when carrier configurations have changed.
+         *
+         * @param logicalSlotIndex  The logical SIM slot index on which to monitor and get
+         *                          notification. It is guaranteed to be valid.
+         * @param subscriptionId    The subscription on the SIM slot. May be
+         *                          {@link SubscriptionManager#INVALID_SUBSCRIPTION_ID}.
+         * @param carrierId         The optional carrier Id, may be
+         *                          {@link TelephonyManager#UNKNOWN_CARRIER_ID}.
+         *                          See {@link TelephonyManager#getSimCarrierId()}.
+         * @param specificCarrierId The optional fine-grained carrierId, may be {@link
+         *                          TelephonyManager#UNKNOWN_CARRIER_ID}. A specific carrierId may
+         *                          be different from the carrierId above in a MVNO scenario. See
+         *                          detail in {@link TelephonyManager#getSimSpecificCarrierId()}.
+         */
+        void onCarrierConfigChanged(int logicalSlotIndex, int subscriptionId, int carrierId,
+                int specificCarrierId);
+    }
+
+    /**
+     * Register a {@link CarrierConfigChangeListener} to get a notification when carrier
+     * configurations have changed.
+     *
+     * @param executor The executor on which the listener will be called.
+     * @param listener The CarrierConfigChangeListener called when carrier configs has changed.
+     */
+    public void registerCarrierConfigChangeListener(@NonNull @CallbackExecutor Executor executor,
+            @NonNull CarrierConfigChangeListener listener) {
+        Objects.requireNonNull(executor, "Executor should be non-null.");
+        Objects.requireNonNull(listener, "Listener should be non-null.");
+
+        TelephonyRegistryManager trm = mContext.getSystemService(TelephonyRegistryManager.class);
+        if (trm == null) {
+            throw new IllegalStateException("Telephony registry service is null");
+        }
+        trm.addCarrierConfigChangedListener(executor, listener);
+    }
+
+    /**
+     * Unregister the {@link CarrierConfigChangeListener} to stop notification on carrier
+     * configurations change.
+     *
+     * @param listener The CarrierConfigChangeListener which was registered with method
+     * {@link #registerCarrierConfigChangeListener(Executor, CarrierConfigChangeListener)}.
+     */
+    public void unregisterCarrierConfigChangeListener(
+            @NonNull CarrierConfigChangeListener listener) {
+        Objects.requireNonNull(listener, "Listener should be non-null.");
+
+        TelephonyRegistryManager trm = mContext.getSystemService(TelephonyRegistryManager.class);
+        if (trm == null) {
+            throw new IllegalStateException("Telephony registry service is null");
+        }
+        trm.removeCarrierConfigChangedListener(listener);
+    }
 }