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Commit a6b309b2 authored by Jack Yu's avatar Jack Yu
Browse files

Support preferred data profile correctly 

Correctly support read/write preferred data profile.

Fix: 212906152
Test: manual & atest DataNetworkControllerTest DataProfileManagerTest
Merged-In: I8c403259b92cf812825abcbd3ccfcd602cba9526
Change-Id: I8c403259b92cf812825abcbd3ccfcd602cba9526
parent 62b3190c

src/java/com/android/internal/telephony/data/DataConfigManager.java

+10 −0
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ import android.telephony.ServiceState; 
import android.telephony.SubscriptionManager;

import android.telephony.TelephonyManager;

import android.telephony.data.ApnSetting;

import android.text.TextUtils;

import android.util.IndentingPrintWriter;



import com.android.internal.R;
@@ -813,6 +814,15 @@ public class DataConfigManager extends Handler { 
            CarrierConfigManager.KEY_DATA_STALL_RECOVERY_SHOULD_SKIP_BOOL_ARRAY);

    }



    /**

     * @return The default preferred APN. An empty string if not configured. This is used for the

     * first time boot up where preferred APN is not set.

     */

    public @NonNull String getDefaultPreferredApn() {

        return TextUtils.emptyIfNull(mCarrierConfig.getString(

                CarrierConfigManager.KEY_DEFAULT_PREFERRED_APN_NAME_STRING));

    }



    /**

     * Registration point for subscription info ready

     *

src/java/com/android/internal/telephony/data/DataEvaluation.java

+6 −2
Original line number Diff line number Diff line
@@ -182,7 +182,7 @@ public class DataEvaluation { 
        /** When emergency call started or ended. */

        EMERGENCY_CALL_CHANGED,

        /** When data disconnected, re-evaluate later to see if data could be brought up again. */

        DATA_NETWORK_DISCONNECTED,

        RETRY_AFTER_DISCONNECTED,

        /** Data setup retry. */

        DATA_RETRY,

    }
@@ -225,7 +225,11 @@ public class DataEvaluation { 
        /** There is already a retry setup scheduled for this data profile. */

        RETRY_SCHEDULED(true),

        /** Network has explicitly request to throttle setup attempt. */

        DATA_THROTTLED(true);

        DATA_THROTTLED(true),

        /** Data profile becomes invalid. (could be removed by the user, or SIM refresh, etc..) */

        DATA_PROFILE_INVALID(true),

        /** Data profile not preferred (i.e. users switch preferred profile in APN editor.) */

        DATA_PROFILE_NOT_PREFERRED(true);



        private final boolean mIsHardReason;

src/java/com/android/internal/telephony/data/DataNetwork.java

+2 −2
Original line number Diff line number Diff line
@@ -1880,7 +1880,7 @@ public class DataNetwork extends StateMachine { 
    /**

     * @return {@code true} if in handover state.

     */

    public boolean isUnderHandover() {

    public boolean isHandoverInProgress() {

        return getCurrentState() == mHandoverState;

    }
@@ -1912,7 +1912,7 @@ public class DataNetwork extends StateMachine { 
            return TelephonyManager.DATA_CONNECTED;

        } else if (isDisconnecting()) {

            return TelephonyManager.DATA_DISCONNECTING;

        } else if (isUnderHandover()) {

        } else if (isHandoverInProgress()) {

            return TelephonyManager.DATA_HANDOVER_IN_PROGRESS;

        }

src/java/com/android/internal/telephony/data/DataNetworkController.java

+51 −25
Original line number Diff line number Diff line
@@ -145,9 +145,6 @@ public class DataNetworkController extends Handler { 
    /** Event for SIM state changed. */

    private static final int EVENT_SIM_STATE_CHANGED = 9;



    /** Event for data profile changed. */

    private static final int EVENT_DATA_PROFILES_CHANGED = 10;



    /** Event for tearing down all data networks. */

    private static final int EVENT_TEAR_DOWN_ALL_DATA_NETWORKS = 12;
@@ -461,8 +458,13 @@ public class DataNetworkController extends Handler { 
        public void onInternetDataNetworkValidationStatusChanged(

                @ValidationStatus int validationStatus) {}



        /** Called when internet data network is connected. */

        public void onInternetDataNetworkConnected() {}

        /**

         * Called when internet data network is connected.

         *

         * @param dataProfiles The data profiles of the connected internet data network. It should

         * be only one in most of the cases.

         */

        public void onInternetDataNetworkConnected(@NonNull List<DataProfile> dataProfiles) {}



        /** Called when internet data network is disconnected. */

        public void onInternetDataNetworkDisconnected() {}
@@ -677,7 +679,10 @@ public class DataNetworkController extends Handler { 
                new DataProfileManagerCallback(this::post) {

                    @Override

                    public void onDataProfilesChanged() {

                        DataNetworkController.this.onDataStallReestablishInternet();

                        sendMessage(obtainMessage(EVENT_REEVALUATE_EXISTING_DATA_NETWORKS,

                                DataEvaluationReason.DATA_PROFILES_CHANGED));

                        sendMessage(obtainMessage(EVENT_REEVALUATE_UNSATISFIED_NETWORK_REQUESTS,

                                DataEvaluationReason.DATA_PROFILES_CHANGED));

                    }

                });

        mDataStallRecoveryManager = new DataStallRecoveryManager(mPhone, this, mDataServiceManagers
@@ -829,12 +834,6 @@ public class DataNetworkController extends Handler { 
                int simState = msg.arg1;

                onSimStateChanged(simState);

                break;

            case EVENT_DATA_PROFILES_CHANGED:

                sendMessage(obtainMessage(EVENT_REEVALUATE_EXISTING_DATA_NETWORKS,

                        DataEvaluationReason.DATA_PROFILES_CHANGED));

                sendMessage(obtainMessage(EVENT_REEVALUATE_UNSATISFIED_NETWORK_REQUESTS,

                        DataEvaluationReason.DATA_PROFILES_CHANGED));

                break;

            case EVENT_TEAR_DOWN_ALL_DATA_NETWORKS:

                onTearDownAllDataNetworks(msg.arg1);

                break;
@@ -1128,7 +1127,8 @@ public class DataNetworkController extends Handler { 
        if (dataProfile == null) {

            evaluation.addDataDisallowedReason(DataDisallowedReason.NO_SUITABLE_DATA_PROFILE);

        } else if (reason == DataEvaluationReason.NEW_REQUEST

                && mDataRetryManager.isAnySetupRetryScheduled(dataProfile)) {

                && (mDataRetryManager.isAnySetupRetryScheduled(dataProfile)

                || mDataRetryManager.isSimilarNetworkRequestRetryScheduled(networkRequest))) {

            // If this is a new request, check if there is any retry already scheduled. For all

            // other evaluation reasons, since they are all condition changes, so if there is any

            // retry scheduled, we still want to go ahead and setup the data network.
@@ -1277,6 +1277,18 @@ public class DataNetworkController extends Handler { 
            evaluation.addDataDisallowedReason(DataDisallowedReason.DATA_DISABLED);

        }



        // Check if the data profile is still valid, sometimes the users can remove it from the APN

        // editor.

        if (!mDataProfileManager.isDataProfileValid(dataProfile)) {

            evaluation.addDataDisallowedReason(DataDisallowedReason.DATA_PROFILE_INVALID);

        }



        // If users switch preferred profile in APN editor, we need to tear down network.

        if (dataNetwork.isInternetSupported()

                && !mDataProfileManager.isDataProfilePreferred(dataProfile)) {

            evaluation.addDataDisallowedReason(DataDisallowedReason.DATA_PROFILE_NOT_PREFERRED);

        }



        if (evaluation.isDataAllowed()) {

            evaluation.addDataAllowedReason(DataAllowedReason.NORMAL);

        }
@@ -1740,8 +1752,14 @@ public class DataNetworkController extends Handler { 
    private void onDataNetworkSetupRetry(@NonNull DataSetupRetryEntry dataSetupRetryEntry) {

        TelephonyNetworkRequest telephonyNetworkRequest =

                dataSetupRetryEntry.networkRequestList.get(0);

        if (!mAllNetworkRequestList.contains(telephonyNetworkRequest)) {

            log("onDataNetworkSetupRetry: " + telephonyNetworkRequest + " no longer in the list.");

        // Since this is a retry, the network request might be already removed. So we need to double

        // check and remove request if necessary.

        dataSetupRetryEntry.networkRequestList.removeIf(

                networkRequest -> !mAllNetworkRequestList.contains(networkRequest));



        if (dataSetupRetryEntry.networkRequestList.isEmpty()) {

            log("onDataNetworkSetupRetry: all network requests in the retry entry has been "

                    + "released. Retry cancelled.");

            dataSetupRetryEntry.setState(DataRetryEntry.RETRY_STATE_CANCELLED);

            return;

        }
@@ -1761,7 +1779,11 @@ public class DataNetworkController extends Handler { 
        DataEvaluation evaluation = evaluateNetworkRequest(

                telephonyNetworkRequest, DataEvaluationReason.DATA_RETRY);

        if (evaluation.isDataAllowed()) {

            setupDataNetwork(dataSetupRetryEntry.dataProfile, dataSetupRetryEntry);

            DataProfile dataProfile = dataSetupRetryEntry.dataProfile;

            if (dataProfile == null) {

                dataProfile = evaluation.getCandidateDataProfile();

            }

            setupDataNetwork(dataProfile, dataSetupRetryEntry);

        }

    }
@@ -1887,9 +1909,9 @@ public class DataNetworkController extends Handler { 


        // Sometimes network was unsolicitedly reported lost for reasons. We should re-evaluate

        // and see if data network can be re-established again.

        //TODO: Add some dalays here

        sendMessage(obtainMessage(EVENT_REEVALUATE_UNSATISFIED_NETWORK_REQUESTS,

                DataEvaluationReason.DATA_NETWORK_DISCONNECTED));

        sendMessageDelayed(obtainMessage(EVENT_REEVALUATE_UNSATISFIED_NETWORK_REQUESTS,

                DataEvaluationReason.RETRY_AFTER_DISCONNECTED),

                mDataConfigManager.getRetrySetupAfterDisconnectMillis());

    }



    /**
@@ -2176,11 +2198,12 @@ public class DataNetworkController extends Handler { 
    private void updateOverallInternetDataState() {

        boolean anyInternetConnected = mDataNetworkList.stream()

                .anyMatch(dataNetwork -> dataNetwork.isInternetSupported()

                        && (dataNetwork.isConnected() || dataNetwork.isUnderHandover()));

                        && (dataNetwork.isConnected() || dataNetwork.isHandoverInProgress()));

        // If any one is not suspended, then the overall is not suspended.

        List<DataNetwork> allConnectedInternetDataNetworks = mDataNetworkList.stream()

                .filter(DataNetwork::isInternetSupported)

                .filter(dataNetwork -> dataNetwork.isConnected() || dataNetwork.isUnderHandover())

                .filter(dataNetwork -> dataNetwork.isConnected()

                        || dataNetwork.isHandoverInProgress())

                .collect(Collectors.toList());

        boolean isSuspended = !allConnectedInternetDataNetworks.isEmpty()

                && allConnectedInternetDataNetworks.stream().allMatch(DataNetwork::isSuspended);
@@ -2199,14 +2222,17 @@ public class DataNetworkController extends Handler { 
                    + TelephonyUtils.dataStateToString(mInternetDataNetworkState) + " to "

                    + TelephonyUtils.dataStateToString(dataNetworkState) + ".");

            // TODO: Create a new route to notify TelephonyRegistry.

            mInternetDataNetworkState = dataNetworkState;

            if (mInternetDataNetworkState == TelephonyManager.DATA_CONNECTED) {

            if (dataNetworkState == TelephonyManager.DATA_CONNECTED) {

                mDataNetworkControllerCallbacks.forEach(callback -> callback.invokeFromExecutor(

                        callback::onInternetDataNetworkConnected));

            } else if (mInternetDataNetworkState == TelephonyManager.DATA_DISCONNECTED) {

                        () -> callback.onInternetDataNetworkConnected(

                                allConnectedInternetDataNetworks.stream()

                                        .map(DataNetwork::getDataProfile)

                                        .collect(Collectors.toList()))));

            } else if (dataNetworkState == TelephonyManager.DATA_DISCONNECTED) {

                mDataNetworkControllerCallbacks.forEach(callback -> callback.invokeFromExecutor(

                        callback::onInternetDataNetworkDisconnected));

            } // TODO: Add suspended callback if needed.

            mInternetDataNetworkState = dataNetworkState;

        }

    }

src/java/com/android/internal/telephony/data/DataProfileManager.java

+193 −67

File changed.

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