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Commit 4a4eaeda authored by James Lin's avatar James Lin Committed by Automerger Merge Worker
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Merge "Fix device keep showing notification to change preferred mode even in... 

Merge "Fix device keep showing notification to change preferred mode even in global mode." into rvc-dev am: c9a61616

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/11759261

Change-Id: Ife82884bcdddd3f6d2b58abb231f2df8e0d8ff98
parents 805dc5e0 c9a61616

src/java/com/android/internal/telephony/CarrierServiceStateTracker.java

+47 −1
Original line number Diff line number Diff line
@@ -33,6 +33,8 @@ import android.telephony.CarrierConfigManager; 
import android.telephony.ServiceState;

import android.telephony.SubscriptionManager;

import android.telephony.SubscriptionManager.OnSubscriptionsChangedListener;

import android.telephony.TelephonyManager;

import android.telephony.TelephonyManager.NetworkTypeBitMask;



import com.android.internal.annotations.VisibleForTesting;

import com.android.internal.telephony.util.NotificationChannelController;
@@ -205,8 +207,52 @@ public class CarrierServiceStateTracker extends Handler { 
            Rlog.e(LOG_TAG, "Unable to get PREFERRED_NETWORK_MODE.");

            return true;

        }



        if (isNrSupported()) {

            return (preferredNetworkSetting

                    == RILConstants.NETWORK_MODE_NR_LTE_CDMA_EVDO_GSM_WCDMA);

        } else {

            return (preferredNetworkSetting == RILConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA);

        }

    }



    private boolean isNrSupported() {

        Context context = mPhone.getContext();

        TelephonyManager tm = ((TelephonyManager) context.getSystemService(

                Context.TELEPHONY_SERVICE)).createForSubscriptionId(mPhone.getSubId());



        boolean isCarrierConfigEnabled = isCarrierConfigEnableNr(context);

        boolean isRadioAccessFamilySupported = checkSupportedBitmask(

                tm.getSupportedRadioAccessFamily(), TelephonyManager.NETWORK_TYPE_BITMASK_NR);

        boolean isNrNetworkTypeAllowed = checkSupportedBitmask(

                tm.getAllowedNetworkTypes(), TelephonyManager.NETWORK_TYPE_BITMASK_NR);



        Rlog.i(LOG_TAG, "isNrSupported: " + " carrierConfigEnabled: " + isCarrierConfigEnabled

                + ", AccessFamilySupported: " + isRadioAccessFamilySupported

                + ", isNrNetworkTypeAllowed: " + isNrNetworkTypeAllowed);



        return (isCarrierConfigEnabled && isRadioAccessFamilySupported && isNrNetworkTypeAllowed);

    }



    private boolean isCarrierConfigEnableNr(Context context) {

        CarrierConfigManager carrierConfigManager = (CarrierConfigManager)

                context.getSystemService(Context.CARRIER_CONFIG_SERVICE);

        if (carrierConfigManager == null) {

            Rlog.e(LOG_TAG, "isCarrierConfigEnableNr: CarrierConfigManager is null");

            return false;

        }

        PersistableBundle config = carrierConfigManager.getConfigForSubId(mPhone.getSubId());

        if (config == null) {

            Rlog.e(LOG_TAG, "isCarrierConfigEnableNr: Cannot get config " + mPhone.getSubId());

            return false;

        }

        return config.getBoolean(CarrierConfigManager.KEY_NR_ENABLED_BOOL);

    }



    private boolean checkSupportedBitmask(@NetworkTypeBitMask long supportedBitmask,

            @NetworkTypeBitMask long targetBitmask) {

        return (targetBitmask & supportedBitmask) == targetBitmask;

    }



    private void handleConfigChanges() {

        for (Map.Entry<Integer, NotificationType> entry : mNotificationTypeMap.entrySet()) {