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Commit 06f95f23 authored by Thomas Nguyen's avatar Thomas Nguyen
Browse files

Guard new satellite APIs with feature flag 

Bug: 296909779
Test: SMS, MMS, call with live network.
atest SatelliteControllerTest
atest SatelliteManagerTestOnMockService

Change-Id: I797db0df194ec9732db16f3377c0b2e5601c8f23
parent 5722cd9a

core/api/current.txt

+2 −1
Original line number Diff line number Diff line
@@ -42905,7 +42905,7 @@ package android.telephony { 
    field public static final String KEY_CARRIER_SERVICE_NUMBER_STRING_ARRAY = "carrier_service_number_array";

    field public static final String KEY_CARRIER_SETTINGS_ACTIVITY_COMPONENT_NAME_STRING = "carrier_settings_activity_component_name_string";

    field public static final String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";

    field public static final String KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE = "carrier_supported_satellite_services_per_provider_bundle";

    field @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") public static final String KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE = "carrier_supported_satellite_services_per_provider_bundle";

    field public static final String KEY_CARRIER_SUPPORTS_OPP_DATA_AUTO_PROVISIONING_BOOL = "carrier_supports_opp_data_auto_provisioning_bool";

    field public static final String KEY_CARRIER_SUPPORTS_SS_OVER_UT_BOOL = "carrier_supports_ss_over_ut_bool";

    field public static final String KEY_CARRIER_SUPPORTS_TETHERING_BOOL = "carrier_supports_tethering_bool";
@@ -43073,6 +43073,7 @@ package android.telephony { 
    field public static final String KEY_RTT_SUPPORTED_WHILE_ROAMING_BOOL = "rtt_supported_while_roaming_bool";

    field public static final String KEY_RTT_UPGRADE_SUPPORTED_BOOL = "rtt_upgrade_supported_bool";

    field public static final String KEY_RTT_UPGRADE_SUPPORTED_FOR_DOWNGRADED_VT_CALL_BOOL = "rtt_upgrade_supported_for_downgraded_vt_call";

    field @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") public static final String KEY_SATELLITE_ATTACH_SUPPORTED_BOOL = "satellite_attach_supported_bool";

    field public static final String KEY_SHOW_4G_FOR_3G_DATA_ICON_BOOL = "show_4g_for_3g_data_icon_bool";

    field public static final String KEY_SHOW_4G_FOR_LTE_DATA_ICON_BOOL = "show_4g_for_lte_data_icon_bool";

    field public static final String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";

core/api/system-current.txt

+6 −0
Original line number Diff line number Diff line
@@ -16731,17 +16731,22 @@ package android.telephony.satellite { 
  }















  public final class SatelliteManager {













    method @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void addSatelliteAttachRestrictionForCarrier(int, int, @NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void deprovisionSatelliteService(@NonNull String, @NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);













    method @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") @NonNull @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public java.util.Set<java.lang.Integer> getSatelliteAttachRestrictionReasonsForCarrier(int);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void pollPendingSatelliteDatagrams(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void provisionSatelliteService(@NonNull String, @NonNull byte[], @Nullable android.os.CancellationSignal, @NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public int registerForSatelliteDatagram(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.satellite.SatelliteDatagramCallback);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public int registerForSatelliteModemStateChanged(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.satellite.SatelliteStateCallback);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public int registerForSatelliteProvisionStateChanged(@NonNull java.util.concurrent.Executor, @NonNull android.telephony.satellite.SatelliteProvisionStateCallback);













    method @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void removeSatelliteAttachRestrictionForCarrier(int, int, @NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestIsDemoModeEnabled(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.lang.Boolean,android.telephony.satellite.SatelliteManager.SatelliteException>);













    method @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestIsSatelliteAttachEnabledForCarrier(int, @NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.lang.Boolean,android.telephony.satellite.SatelliteManager.SatelliteException>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestIsSatelliteCommunicationAllowedForCurrentLocation(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.lang.Boolean,android.telephony.satellite.SatelliteManager.SatelliteException>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestIsSatelliteEnabled(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.lang.Boolean,android.telephony.satellite.SatelliteManager.SatelliteException>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestIsSatelliteProvisioned(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.lang.Boolean,android.telephony.satellite.SatelliteManager.SatelliteException>);















    method public void requestIsSatelliteSupported(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.lang.Boolean,android.telephony.satellite.SatelliteManager.SatelliteException>);













    method @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestSatelliteAttachEnabledForCarrier(int, boolean, @NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestSatelliteCapabilities(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<android.telephony.satellite.SatelliteCapabilities,android.telephony.satellite.SatelliteManager.SatelliteException>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestSatelliteEnabled(boolean, boolean, @NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);















    method @RequiresPermission(android.Manifest.permission.SATELLITE_COMMUNICATION) public void requestTimeForNextSatelliteVisibility(@NonNull java.util.concurrent.Executor, @NonNull android.os.OutcomeReceiver<java.time.Duration,android.telephony.satellite.SatelliteManager.SatelliteException>);









@@ -16768,6 +16773,7 @@ package android.telephony.satellite {













    field public static final int NT_RADIO_TECHNOLOGY_NR_NTN = 2; // 0x2















    field public static final int NT_RADIO_TECHNOLOGY_PROPRIETARY = 4; // 0x4















    field public static final int NT_RADIO_TECHNOLOGY_UNKNOWN = 0; // 0x0













    field @FlaggedApi("com.android.internal.telephony.flags.carrier_enabled_satellite_flag") public static final int SATELLITE_COMMUNICATION_RESTRICTION_REASON_GEOLOCATION = 1; // 0x1















    field public static final int SATELLITE_DATAGRAM_TRANSFER_STATE_IDLE = 0; // 0x0















    field public static final int SATELLITE_DATAGRAM_TRANSFER_STATE_RECEIVE_FAILED = 7; // 0x7















    field public static final int SATELLITE_DATAGRAM_TRANSFER_STATE_RECEIVE_NONE = 6; // 0x6

























core/res/res/values/config_telephony.xml



+10
−21






























Original line number
Diff line number
Diff line








@@ -172,28 +172,17 @@













    <integer name="config_satellite_nb_iot_inactivity_timeout_millis">180000</integer>















    <java-symbol type="integer" name="config_satellite_nb_iot_inactivity_timeout_millis" />





























    <!-- Telephony config for services supported by satellite providers. The format of each config













         string in the array is as follows: "PLMN_1:service_1,service_2,..."













         where PLMN is the satellite PLMN of a provider and service is an integer with the













         following value:













            1 = {@link android.telephony.NetworkRegistrationInfo#SERVICE_TYPE_VOICE}













            2 = {@link android.telephony.NetworkRegistrationInfo#SERVICE_TYPE_DATA}













            3 = {@link android.telephony.NetworkRegistrationInfo#SERVICE_TYPE_SMS}













            4 = {@link android.telephony.NetworkRegistrationInfo#SERVICE_TYPE_VIDEO}













            5 = {@link android.telephony.NetworkRegistrationInfo#SERVICE_TYPE_EMERGENCY}













            6 = {@link android.telephony.NetworkRegistrationInfo#SERVICE_TYPE_MMS}













         Example of a config string: "10011:2,3"



























         The PLMNs not configured in this array will be ignored and will not be used for satellite













         scanning. -->













    <string-array name="config_satellite_services_supported_by_providers" translatable="false">













    </string-array>













    <java-symbol type="array" name="config_satellite_services_supported_by_providers" />













    <!-- Telephony config for the PLMNs of all satellite providers. This is used by satellite modem













         to identify providers that should be ignored if the carrier config













         carrier_supported_satellite_services_per_provider_bundle does not support them.













         -->













    <string-array name="config_satellite_providers" translatable="false"></string-array>













    <java-symbol type="array" name="config_satellite_providers" />





























    <!-- The identifier of the satellite's eSIM profile preloaded on the device. The identifier is













    composed of MCC and MNC of the satellite PLMN with the format "mccmnc". -->













    <string name="config_satellite_esim_identifier" translatable="false"></string>













    <java-symbol type="string" name="config_satellite_esim_identifier" />













    <!-- The identifier of the satellite's SIM profile. The identifier is composed of MCC and MNC













         of the satellite PLMN with the format "mccmnc". -->













    <string name="config_satellite_sim_identifier" translatable="false"></string>













    <java-symbol type="string" name="config_satellite_sim_identifier" />































    <!-- Whether enhanced IWLAN handover check is enabled. If enabled, telephony frameworks















         will not perform handover if the target transport is out of service, or VoPS not

































telephony/java/android/telephony/CarrierConfigManager.java



+4
−16






























Original line number
Diff line number
Diff line








@@ -18,6 +18,7 @@ package android.telephony;





























import android.Manifest;















import android.annotation.CallbackExecutor;













import android.annotation.FlaggedApi;















import android.annotation.IntDef;















import android.annotation.NonNull;















import android.annotation.Nullable;










@@ -52,6 +53,7 @@ import android.telephony.ims.feature.MmTelFeature;













import android.telephony.ims.feature.RcsFeature;































import com.android.internal.telephony.ICarrierConfigLoader;













import com.android.internal.telephony.flags.Flags;















import com.android.telephony.Rlog;































import java.util.List;










@@ -9436,22 +9438,9 @@ public class CarrierConfigManager {













     * </carrier_config>















     * }</pre>















     * <p>













     * If this carrier config is not present, the device overlay config













     * {@code config_satellite_services_supported_by_providers} will be used. If the carrier config













     * is present, the supported services associated with the PLMNs listed in the carrier config













     * will override that of the device overlay config. The supported satellite services will be













     * identified as follows:













     * <ul>













     * <li>For each PLMN that exists only in the carrier provided satellite services, use the













     * carrier provided services as the supported services.</li>













     * <li>For each PLMN that is present only in the device provided satellite services, use the













     * device provided services as the supported services.</li>













     * <li>For each PLMN that is present in both the carrier provided and device provided satellite













     * services, use the carrier provided services as the supported services.</li>













     * </ul>













     * <p>















     * This config is empty by default.















     */













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)















    public static final String KEY_CARRIER_SUPPORTED_SATELLITE_SERVICES_PER_PROVIDER_BUNDLE =















            "carrier_supported_satellite_services_per_provider_bundle";

























@@ -9462,9 +9451,8 @@ public class CarrierConfigManager {













     * satellite provider and the carrier before enabling this flag.















     *















     * The default value is false.













     *













     * @hide















     */













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)















    public static final String KEY_SATELLITE_ATTACH_SUPPORTED_BOOL =















            "satellite_attach_supported_bool";

















































telephony/java/android/telephony/satellite/SatelliteManager.java



+42
−38






























Original line number
Diff line number
Diff line








@@ -84,30 +84,12 @@ public final class SatelliteManager {













     */















    @Nullable private final Context mContext;





























    /**













     * Create a new SatelliteManager object pinned to the given subscription ID.













     * This is needed only to handle carrier specific satellite features.













     * For eg: requestSatelliteAttachEnabledForCarrier and













     *         requestIsSatelliteAttachEnabledForCarrier













     *













     * @return a SatelliteManager that uses the given subId for all satellite activities.













     * @throws IllegalArgumentException if the subscription is invalid.













     * @hide













     */













    public SatelliteManager createForSubscriptionId(int subId) {













        if (!SubscriptionManager.isValidSubscriptionId(subId)) {













            throw new IllegalArgumentException("Invalid subscription ID");













        }













        return new SatelliteManager(mContext, subId);













    }





























    /**















     * Create an instance of the SatelliteManager.















     *















     * @param context The context the SatelliteManager belongs to.















     * @hide















     */





























    public SatelliteManager(@Nullable Context context) {















        this(context, SubscriptionManager.DEFAULT_SUBSCRIPTION_ID);















    }










@@ -846,8 +828,8 @@ public final class SatelliteManager {













    /**















     * Satellite communication restricted by geolocation. This can be















     * triggered based upon geofence input provided by carrier to enable or disable satellite.













     * @hide















     */













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)















    public static final int SATELLITE_COMMUNICATION_RESTRICTION_REASON_GEOLOCATION = 1;































    /** @hide */










@@ -1643,26 +1625,28 @@ public final class SatelliteManager {













     * {@code true}.</li>















     * </ul>















     *













     * @param subId The subscription ID of the carrier.















     * @param enableSatellite {@code true} to enable the satellite and {@code false} to disable.















     * @param executor The executor on which the error code listener will be called.















     * @param resultListener Listener for the {@link SatelliteError} result of the operation.















     *















     * @throws SecurityException if the caller doesn't have required permission.















     * @throws IllegalStateException if the Telephony process is not currently available.













     * @hide













     * @throws IllegalArgumentException if the subscription is invalid.















     */















    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)













    public void requestSatelliteAttachEnabledForCarrier(boolean enableSatellite,













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)













    public void requestSatelliteAttachEnabledForCarrier(int subId, boolean enableSatellite,















            @NonNull @CallbackExecutor Executor executor,















            @SatelliteResult @NonNull Consumer<Integer> resultListener) {















        Objects.requireNonNull(executor);















        Objects.requireNonNull(resultListener);































        if (enableSatellite) {













            removeSatelliteAttachRestrictionForCarrier(













            removeSatelliteAttachRestrictionForCarrier(subId,















                    SATELLITE_COMMUNICATION_RESTRICTION_REASON_USER, executor, resultListener);















        } else {













            addSatelliteAttachRestrictionForCarrier(













            addSatelliteAttachRestrictionForCarrier(subId,















                    SATELLITE_COMMUNICATION_RESTRICTION_REASON_USER, executor, resultListener);















        }















    }









@@ -1671,6 +1655,7 @@ public final class SatelliteManager {













     * Request to get whether the carrier supported satellite plmn scan and attach by modem is















     * enabled by user.















     *













     * @param subId The subscription ID of the carrier.















     * @param executor The executor on which the callback will be called.















     * @param callback The callback object to which the result will be delivered.















     *                 If the request is successful, {@link OutcomeReceiver#onResult(Object)}









@@ -1681,16 +1666,17 @@ public final class SatelliteManager {













     *















     * @throws SecurityException if the caller doesn't have required permission.















     * @throws IllegalStateException if the Telephony process is not currently available.













     * @hide













     * @throws IllegalArgumentException if the subscription is invalid.















     */















    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)













    public void requestIsSatelliteAttachEnabledForCarrier(













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)













    public void requestIsSatelliteAttachEnabledForCarrier(int subId,















            @NonNull @CallbackExecutor Executor executor,















            @NonNull OutcomeReceiver<Boolean, SatelliteException> callback) {















        Objects.requireNonNull(executor);















        Objects.requireNonNull(callback);





























        Set<Integer> restrictionReason = getSatelliteAttachRestrictionReasonsForCarrier();













        Set<Integer> restrictionReason = getSatelliteAttachRestrictionReasonsForCarrier(subId);















        executor.execute(() -> callback.onResult(















                !restrictionReason.contains(SATELLITE_COMMUNICATION_RESTRICTION_REASON_USER)));















    }









@@ -1699,19 +1685,25 @@ public final class SatelliteManager {













     * Add a restriction reason for disallowing carrier supported satellite plmn scan and attach















     * by modem.















     *













     * @param subId The subscription ID of the carrier.















     * @param reason Reason for disallowing satellite communication.















     * @param executor The executor on which the error code listener will be called.















     * @param resultListener Listener for the {@link SatelliteError} result of the operation.















     *















     * @throws SecurityException if the caller doesn't have required permission.















     * @throws IllegalStateException if the Telephony process is not currently available.













     * @hide













     * @throws IllegalArgumentException if the subscription is invalid.















     */















    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)













    public void addSatelliteAttachRestrictionForCarrier(













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)













    public void addSatelliteAttachRestrictionForCarrier(int subId,















            @SatelliteCommunicationRestrictionReason int reason,















            @NonNull @CallbackExecutor Executor executor,















            @SatelliteResult @NonNull Consumer<Integer> resultListener) {













        if (!SubscriptionManager.isValidSubscriptionId(subId)) {













            throw new IllegalArgumentException("Invalid subscription ID");













        }





























        try {















            ITelephony telephony = getITelephony();















            if (telephony != null) {









@@ -1722,7 +1714,7 @@ public final class SatelliteManager {













                                () -> resultListener.accept(result)));















                    }















                };













                telephony.addSatelliteAttachRestrictionForCarrier(mSubId, reason, errorCallback);













                telephony.addSatelliteAttachRestrictionForCarrier(subId, reason, errorCallback);















            } else {















                throw new IllegalStateException("telephony service is null.");















            }









@@ -1736,19 +1728,25 @@ public final class SatelliteManager {













     * Remove a restriction reason for disallowing carrier supported satellite plmn scan and attach















     * by modem.















     *













     * @param subId The subscription ID of the carrier.















     * @param reason Reason for disallowing satellite communication.















     * @param executor The executor on which the error code listener will be called.















     * @param resultListener Listener for the {@link SatelliteError} result of the operation.















     *















     * @throws SecurityException if the caller doesn't have required permission.















     * @throws IllegalStateException if the Telephony process is not currently available.













     * @hide













     * @throws IllegalArgumentException if the subscription is invalid.















     */















    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)













    public void removeSatelliteAttachRestrictionForCarrier(













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)













    public void removeSatelliteAttachRestrictionForCarrier(int subId,















            @SatelliteCommunicationRestrictionReason int reason,















            @NonNull @CallbackExecutor Executor executor,















            @SatelliteResult @NonNull Consumer<Integer> resultListener) {













        if (!SubscriptionManager.isValidSubscriptionId(subId)) {













            throw new IllegalArgumentException("Invalid subscription ID");













        }





























        try {















            ITelephony telephony = getITelephony();















            if (telephony != null) {









@@ -1759,7 +1757,7 @@ public final class SatelliteManager {













                                () -> resultListener.accept(result)));















                    }















                };













                telephony.removeSatelliteAttachRestrictionForCarrier(mSubId, reason, errorCallback);













                telephony.removeSatelliteAttachRestrictionForCarrier(subId, reason, errorCallback);















            } else {















                throw new IllegalStateException("telephony service is null.");















            }









@@ -1773,34 +1771,40 @@ public final class SatelliteManager {













     * Get reasons for disallowing satellite attach, as requested by















     * {@link #addSatelliteAttachRestrictionForCarrier(int, Executor, Consumer)}















     *













     * @param subId The subscription ID of the carrier.















     * @return Set of reasons for disallowing satellite communication.















     *















     * @throws SecurityException if the caller doesn't have required permission.















     * @throws IllegalStateException if the Telephony process is not currently available.













     * @hide













     * @throws IllegalArgumentException if the subscription is invalid.















     */















    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)















    @SatelliteCommunicationRestrictionReason













    public @NonNull Set<Integer> getSatelliteAttachRestrictionReasonsForCarrier() {













    @FlaggedApi(Flags.FLAG_CARRIER_ENABLED_SATELLITE_FLAG)













    @NonNull public Set<Integer> getSatelliteAttachRestrictionReasonsForCarrier(int subId) {













        if (!SubscriptionManager.isValidSubscriptionId(subId)) {













            throw new IllegalArgumentException("Invalid subscription ID");













        }





























        try {















            ITelephony telephony = getITelephony();















            if (telephony != null) {















                int[] receivedArray =













                        telephony.getSatelliteAttachRestrictionReasonsForCarrier(mSubId);













                        telephony.getSatelliteAttachRestrictionReasonsForCarrier(subId);















                if (receivedArray.length == 0) {













                    logd("received set is empty, create empty set");













                    logd("receivedArray is empty, create empty set");















                    return new HashSet<>();















                } else {















                    return Arrays.stream(receivedArray).boxed().collect(Collectors.toSet());















                }















            } else {













                throw new IllegalStateException("telephony service is null.");













                throw new IllegalStateException("Telephony service is null.");















            }















        } catch (RemoteException ex) {















            loge("getSatelliteAttachRestrictionReasonsForCarrier() RemoteException: " + ex);















            ex.rethrowFromSystemServer();















        }













        return null;













        return new HashSet<>();















    }































    private static ITelephony getITelephony() {