Show notification when VoWiFi is active, and user is out of service for (a092e483) · Commits · e / os / android_frameworks_opt_telephony

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

+284 −76

Original line number	Diff line number	Diff line
		@@ -16,9 +16,9 @@

		package com.android.internal.telephony;

		import android.app.PendingIntent;
		import android.app.Notification;
		import android.app.NotificationManager;
		import android.app.PendingIntent;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		@@ -31,8 +31,13 @@ import android.telephony.CarrierConfigManager;
		import android.telephony.Rlog;
		import android.telephony.ServiceState;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.telephony.util.NotificationChannelController;

		import java.util.HashMap;
		import java.util.Map;


		/**
		* This contains Carrier specific logic based on the states/events
		* managed in ServiceStateTracker.
		@@ -45,19 +50,28 @@ public class CarrierServiceStateTracker extends Handler {
		protected static final int CARRIER_EVENT_VOICE_DEREGISTRATION = CARRIER_EVENT_BASE + 2;
		protected static final int CARRIER_EVENT_DATA_REGISTRATION = CARRIER_EVENT_BASE + 3;
		protected static final int CARRIER_EVENT_DATA_DEREGISTRATION = CARRIER_EVENT_BASE + 4;
		private static final int SHOW_NOTIFICATION = 200;
		private static final int NOTIFICATION_ID = 1000;
		private static final int UNINITIALIZED_DELAY_VALUE = -1;
		private int mDelay = UNINITIALIZED_DELAY_VALUE;
		private Phone mPhone;
		private boolean mIsPhoneRegistered = false;
		private ServiceStateTracker mSST;

		public static final int NOTIFICATION_PREF_NETWORK = 1000;
		public static final int NOTIFICATION_EMERGENCY_NETWORK = 1001;

		private final Map<Integer, NotificationType> mNotificationTypeMap = new HashMap<>();

		public CarrierServiceStateTracker(Phone phone, ServiceStateTracker sst) {
		this.mPhone = phone;
		this.mSST = sst;
		phone.getContext().registerReceiver(mBroadcastReceiver, new IntentFilter(
		CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED));
		registerNotificationTypes();
		}

		private void registerNotificationTypes() {
		mNotificationTypeMap.put(NOTIFICATION_PREF_NETWORK,
		new PrefNetworkNotification(NOTIFICATION_PREF_NETWORK));
		mNotificationTypeMap.put(NOTIFICATION_EMERGENCY_NETWORK,
		new EmergencyNetworkNotification(NOTIFICATION_EMERGENCY_NETWORK));
		}

		@Override
		@@ -65,19 +79,22 @@ public class CarrierServiceStateTracker extends Handler {
		switch (msg.what) {
		case CARRIER_EVENT_VOICE_REGISTRATION:
		case CARRIER_EVENT_DATA_REGISTRATION:
		mIsPhoneRegistered = true;
		handleConfigChanges();
		break;
		case CARRIER_EVENT_VOICE_DEREGISTRATION:
		case CARRIER_EVENT_DATA_DEREGISTRATION:
		if (isGlobalModeOrRadioOffOrAirplaneMode() \|\| isPhoneStillRegistered()) {
		if (isRadioOffOrAirplaneMode()) {
		break;
		}
		mIsPhoneRegistered = false;
		handleConfigChanges();
		break;
		case SHOW_NOTIFICATION:
		sendNotification();
		case NOTIFICATION_EMERGENCY_NETWORK:
		case NOTIFICATION_PREF_NETWORK:
		Rlog.d(LOG_TAG, "sending notification after delay: " + msg.what);
		NotificationType notificationType = mNotificationTypeMap.get(msg.what);
		if (notificationType != null) {
		sendNotification(notificationType);
		}
		break;
		}
		}
		@@ -90,48 +107,97 @@ public class CarrierServiceStateTracker extends Handler {
		\|\| mSST.mSS.getDataRegState() == ServiceState.STATE_IN_SERVICE);
		}

		private boolean isPhoneVoiceRegistered() {
		if (mSST.mSS == null) {
		return true; //something has gone wrong, return true and not show the notification.
		}
		return (mSST.mSS.getVoiceRegState() == ServiceState.STATE_IN_SERVICE);
		}

		private boolean isPhoneRegisteredForWifiCalling() {
		Rlog.d(LOG_TAG, "isPhoneRegisteredForWifiCalling: " + mPhone.isWifiCallingEnabled());
		return mPhone.isWifiCallingEnabled();
		}

		/**
		* Returns true if the preferred network is set to 'Global' or the radio is off or in
		* Airplane Mode else returns false.
		* Returns true if the radio is off or in Airplane Mode else returns false.
		*/
		private boolean isGlobalModeOrRadioOffOrAirplaneMode() {
		@VisibleForTesting
		public boolean isRadioOffOrAirplaneMode() {
		Context context = mPhone.getContext();
		int preferredNetworkSetting = -1;
		int airplaneMode = -1;
		int subId = mPhone.getSubId();
		try {
		preferredNetworkSetting =
		android.provider.Settings.Global.getInt(context.getContentResolver(),
		android.provider.Settings.Global.PREFERRED_NETWORK_MODE + subId,
		Phone.PREFERRED_NT_MODE);
		airplaneMode = Settings.Global.getInt(context.getContentResolver(),
		Settings.Global.AIRPLANE_MODE_ON, 0);
		} catch (Exception e) {
		Rlog.e(LOG_TAG, "Unable to get PREFERRED_NETWORK_MODE.");
		Rlog.e(LOG_TAG, "Unable to get AIRPLACE_MODE_ON.");
		return true;
		}
		return ((preferredNetworkSetting == RILConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA) \|\|
		!mSST.isRadioOn() \|\| (airplaneMode != 0));
		return (!mSST.isRadioOn() \|\| (airplaneMode != 0));
		}

		/**
		* Contains logic to decide when to create/cancel notifications.
		* Returns true if the preferred network is set to 'Global'.
		*/
		private void handleConfigChanges() {
		if (mDelay == UNINITIALIZED_DELAY_VALUE) {
		cancelNotification();
		return;
		private boolean isGlobalMode() {
		Context context = mPhone.getContext();
		int preferredNetworkSetting = -1;
		try {
		preferredNetworkSetting =
		android.provider.Settings.Global.getInt(context.getContentResolver(),
		android.provider.Settings.Global.PREFERRED_NETWORK_MODE
		+ mPhone.getSubId(), Phone.PREFERRED_NT_MODE);
		} catch (Exception e) {
		Rlog.e(LOG_TAG, "Unable to get PREFERRED_NETWORK_MODE.");
		return true;
		}
		return (preferredNetworkSetting == RILConstants.NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA);
		}
		// send a notification if the device is registerd to a network.
		if (mIsPhoneRegistered) {
		cancelNotification();
		Rlog.i(LOG_TAG, "canceling all notifications. ");

		private void handleConfigChanges() {
		for (Map.Entry<Integer, NotificationType> entry : mNotificationTypeMap.entrySet()) {
		NotificationType notificationType = entry.getValue();
		if (evaluateSendingMessage(notificationType)) {
		Message notificationMsg = obtainMessage(notificationType.getTypeId(), null);
		Rlog.i(LOG_TAG, "starting timer for notifications." + notificationType.getTypeId());
		sendMessageDelayed(notificationMsg, getDelay(notificationType));
		} else {
		Message notificationMsg;
		notificationMsg = obtainMessage(SHOW_NOTIFICATION, null);
		Rlog.i(LOG_TAG, "starting timer for notifications. ");
		sendMessageDelayed(notificationMsg, mDelay);
		cancelNotification(notificationType.getTypeId());
		Rlog.i(LOG_TAG, "canceling notifications: " + notificationType.getTypeId());
		}
		}
		}

		/**
		* This method adds a level of indirection, and was created so we can unit the class.
		**/
		@VisibleForTesting
		public boolean evaluateSendingMessage(NotificationType notificationType) {
		return notificationType.sendMessage();
		}

		/**
		* This method adds a level of indirection, and was created so we can unit the class.
		**/
		@VisibleForTesting
		public int getDelay(NotificationType notificationType) {
		return notificationType.getDelay();
		}

		/**
		* This method adds a level of indirection, and was created so we can unit the class.
		**/
		@VisibleForTesting
		public Notification.Builder getNotificationBuilder(NotificationType notificationType) {
		return notificationType.getNotificationBuilder();
		}

		/**
		* This method adds a level of indirection, and was created so we can unit the class.
		**/
		@VisibleForTesting
		public NotificationManager getNotificationManager(Context context) {
		return (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
		}

		private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
		@@ -139,9 +205,12 @@ public class CarrierServiceStateTracker extends Handler {
		public void onReceive(Context context, Intent intent) {
		CarrierConfigManager carrierConfigManager = (CarrierConfigManager)
		context.getSystemService(Context.CARRIER_CONFIG_SERVICE);
		PersistableBundle b = carrierConfigManager.getConfig();
		mDelay = b.getInt(CarrierConfigManager.KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT);
		Rlog.i(LOG_TAG, "reading time to delay notification: " + mDelay);
		PersistableBundle b = carrierConfigManager.getConfigForSubId(mPhone.getSubId());

		for (Map.Entry<Integer, NotificationType> entry : mNotificationTypeMap.entrySet()) {
		NotificationType notificationType = entry.getValue();
		notificationType.setDelay(b);
		}
		handleConfigChanges();
		}
		};
		@@ -149,56 +218,195 @@ public class CarrierServiceStateTracker extends Handler {
		/**
		* Post a notification to the NotificationManager for changing network type.
		*/
		private void sendNotification() {
		@VisibleForTesting
		public void sendNotification(NotificationType notificationType) {
		if (!evaluateSendingMessage(notificationType)) {
		return;
		}

		Context context = mPhone.getContext();
		Notification.Builder builder = getNotificationBuilder(notificationType);
		// set some common attributes
		builder.setWhen(System.currentTimeMillis())
		.setAutoCancel(true)
		.setSmallIcon(com.android.internal.R.drawable.stat_sys_warning)
		.setColor(context.getResources().getColor(
		com.android.internal.R.color.system_notification_accent_color));

		Rlog.i(LOG_TAG, "w/values: " + "," + mIsPhoneRegistered + "," + mDelay
		+ "," + isGlobalModeOrRadioOffOrAirplaneMode() + "," + mSST.isRadioOn());
		getNotificationManager(context).notify(notificationType.getTypeId(), builder.build());
		}

		// exit if the network preference is set to Global or if the phone is registered.
		if (isGlobalModeOrRadioOffOrAirplaneMode() \|\| mIsPhoneRegistered) {
		/**
		* Cancel notifications if a registration is pending or has been sent.
		**/
		public void cancelNotification(int notificationId) {
		Context context = mPhone.getContext();
		removeMessages(notificationId);
		getNotificationManager(context).cancel(notificationId);
		}

		/**
		* Class that defines the different types of notifications.
		*/
		public interface NotificationType {

		/**
		* decides if the message should be sent, Returns boolean
		**/
		boolean sendMessage();

		/**
		* returns the interval by which the message is delayed.
		**/
		int getDelay();

		/** sets the interval by which the message is delayed.
		* @param bundle PersistableBundle
		**/
		void setDelay(PersistableBundle bundle);

		/**
		* returns notification type id.
		**/
		int getTypeId();

		/**
		* returns the notification builder, for the notification to be displayed.
		**/
		Notification.Builder getNotificationBuilder();
		}

		/**
		* Class that defines the network notification, which is shown when the phone cannot camp on
		* a network, and has 'preferred mode' set to global.
		*/
		public class PrefNetworkNotification implements NotificationType {

		private final int mTypeId;
		private int mDelay = UNINITIALIZED_DELAY_VALUE;

		PrefNetworkNotification(int typeId) {
		this.mTypeId = typeId;
		}

		/** sets the interval by which the message is delayed.
		* @param bundle PersistableBundle
		**/
		public void setDelay(PersistableBundle bundle) {
		if (bundle == null) {
		Rlog.e(LOG_TAG, "bundle is null");
		return;
		}
		this.mDelay = bundle.getInt(
		CarrierConfigManager.KEY_PREF_NETWORK_NOTIFICATION_DELAY_INT);
		Rlog.i(LOG_TAG, "reading time to delay notification emergency: " + mDelay);
		}

		NotificationManager notificationManager = (NotificationManager)
		context.getSystemService(Context.NOTIFICATION_SERVICE);
		public int getDelay() {
		return mDelay;
		}

		public int getTypeId() {
		return mTypeId;
		}

		/**
		* Contains logic on sending notifications.
		*/
		public boolean sendMessage() {
		Rlog.i(LOG_TAG, "PrefNetworkNotification: sendMessage() w/values: "
		+ "," + isPhoneStillRegistered() + "," + mDelay + "," + isGlobalMode()
		+ "," + mSST.isRadioOn());
		if (mDelay == UNINITIALIZED_DELAY_VALUE \|\| isPhoneStillRegistered()
		\|\| isGlobalMode()) {
		return false;
		}
		return true;
		}

		/**
		* Builds a partial notificaiton builder, and returns it.
		*/
		public Notification.Builder getNotificationBuilder() {
		Context context = mPhone.getContext();
		Intent notificationIntent = new Intent(Settings.ACTION_DATA_ROAMING_SETTINGS);
		PendingIntent settingsIntent = PendingIntent.getActivity(context, 0, notificationIntent,
		PendingIntent.FLAG_ONE_SHOT);

		CharSequence title =
		context.getText(com.android.internal.R.string.NetworkPreferenceSwitchTitle);
		CharSequence details =
		context.getText(com.android.internal.R.string.NetworkPreferenceSwitchSummary);


		Notification mNotification = new Notification.Builder(context)
		.setWhen(System.currentTimeMillis())
		.setAutoCancel(true)
		.setSmallIcon(com.android.internal.R.drawable.stat_sys_warning)
		CharSequence title = context.getText(
		com.android.internal.R.string.NetworkPreferenceSwitchTitle);
		CharSequence details = context.getText(
		com.android.internal.R.string.NetworkPreferenceSwitchSummary);
		return new Notification.Builder(context)
		.setContentTitle(title)
		.setColor(context.getResources().getColor(
		com.android.internal.R.color.system_notification_accent_color))
		.setStyle(new Notification.BigTextStyle().bigText(details))
		.setContentText(details)
		.setContentIntent(settingsIntent)
		.setChannel(NotificationChannelController.CHANNEL_ID_ALERT)
		.build();
		.setContentIntent(settingsIntent);
		}
		}

		/**
		* Class that defines the emergency notification, which is shown when the user is out of cell
		* connectivity, but has wifi enabled.
		*/
		public class EmergencyNetworkNotification implements NotificationType {

		private final int mTypeId;
		private int mDelay = UNINITIALIZED_DELAY_VALUE;

		notificationManager.notify(NOTIFICATION_ID, mNotification);
		EmergencyNetworkNotification(int typeId) {
		this.mTypeId = typeId;
		}

		/** sets the interval by which the message is delayed.
		* @param bundle PersistableBundle
		**/
		public void setDelay(PersistableBundle bundle) {
		if (bundle == null) {
		Rlog.e(LOG_TAG, "bundle is null");
		return;
		}
		this.mDelay = bundle.getInt(
		CarrierConfigManager.KEY_EMERGENCY_NOTIFICATION_DELAY_INT);
		Rlog.i(LOG_TAG, "reading time to delay notification emergency: " + mDelay);
		}

		public int getDelay() {
		return mDelay;
		}

		public int getTypeId() {
		return mTypeId;
		}

		/**
		* Cancel notifications if a registration is pending or has been sent.
		* Contains logic on sending notifications,
		*/
		private void cancelNotification() {
		public boolean sendMessage() {
		Rlog.i(LOG_TAG, "EmergencyNetworkNotification: sendMessage() w/values: "
		+ "," + isPhoneVoiceRegistered() + "," + mDelay + ","
		+ isPhoneRegisteredForWifiCalling() + "," + mSST.isRadioOn());
		if (mDelay == UNINITIALIZED_DELAY_VALUE \|\| isPhoneVoiceRegistered()
		\|\| !isPhoneRegisteredForWifiCalling()) {
		return false;
		}
		return true;
		}

		/**
		* Builds a partial notificaiton builder, and returns it.
		*/
		public Notification.Builder getNotificationBuilder() {
		Context context = mPhone.getContext();
		mIsPhoneRegistered = true;
		removeMessages(SHOW_NOTIFICATION);
		NotificationManager notificationManager = (NotificationManager)
		context.getSystemService(Context.NOTIFICATION_SERVICE);
		notificationManager.cancel(NOTIFICATION_ID);
		CharSequence title = context.getText(
		com.android.internal.R.string.EmergencyCallWarningTitle);
		CharSequence details = context.getText(
		com.android.internal.R.string.EmergencyCallWarningSummary);
		return new Notification.Builder(context)
		.setContentTitle(title)
		.setStyle(new Notification.BigTextStyle().bigText(details))
		.setContentText(details)
		.setChannel(NotificationChannelController.CHANNEL_ID_WFC);
		}
		}
		}

tests/telephonytests/src/com/android/internal/telephony/CarrierServiceStateTrackerTest.java

0 → 100644

+128 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2017 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;

		import android.app.Notification;
		import android.app.NotificationManager;
		import android.content.Context;
		import android.content.pm.ApplicationInfo;
		import android.content.res.Resources;
		import android.os.HandlerThread;
		import android.os.Message;
		import android.test.suitebuilder.annotation.SmallTest;

		import org.junit.After;
		import org.junit.Before;
		import org.junit.Test;
		import org.mockito.Mock;
		import org.mockito.MockitoAnnotations;

		import static org.mockito.Mockito.any;
		import static org.mockito.Mockito.doReturn;
		import static org.mockito.Mockito.eq;
		import static org.mockito.Mockito.isA;
		import static org.mockito.Mockito.spy;
		import static org.mockito.Mockito.verify;
		import static org.mockito.Mockito.when;

		/**
		* Unit tests for {@link com.android.internal.telephony.CarrierServiceStateTracker}.
		*/
		@SmallTest
		public class CarrierServiceStateTrackerTest extends TelephonyTest {
		public static final String LOG_TAG = "CSST";
		public static final int TEST_TIMEOUT = 5000;

		private CarrierServiceStateTracker mCarrierSST;
		private CarrierServiceStateTrackerTestHandler mCarrierServiceStateTrackerTestHandler;
		private CarrierServiceStateTracker.PrefNetworkNotification mPrefNetworkNotification;
		private CarrierServiceStateTracker.EmergencyNetworkNotification mEmergencyNetworkNotification;

		@Mock Context mContext;
		@Mock ServiceStateTracker mServiceStateTracker;
		@Mock NotificationManager mNotificationManager;
		@Mock Resources mResources;

		private class CarrierServiceStateTrackerTestHandler extends HandlerThread {

		private CarrierServiceStateTrackerTestHandler(String name) {
		super(name);
		}

		@Override
		public void onLooperPrepared() {
		mCarrierSST = spy(new CarrierServiceStateTracker(mPhone, mServiceStateTracker));
		setReady(true);
		}
		}

		@Before
		public void setUp() throws Exception {
		MockitoAnnotations.initMocks(this);
		logd(LOG_TAG + "Setup!");
		super.setUp(getClass().getSimpleName());
		mCarrierServiceStateTrackerTestHandler =
		new CarrierServiceStateTrackerTestHandler(getClass().getSimpleName());
		mCarrierServiceStateTrackerTestHandler.start();
		when(mContext.getResources()).thenReturn(mResources);
		when(mContext.getPackageManager()).thenReturn(mPackageManager);
		when(mContext.getApplicationInfo()).thenReturn(new ApplicationInfo());
		waitUntilReady();
		}

		@After
		public void tearDown() throws Exception {
		mCarrierServiceStateTrackerTestHandler.quit();
		super.tearDown();
		}

		@Test
		@SmallTest
		public void testCancelBothNotifications() {
		logd(LOG_TAG + ":testCancelBothNotifications()");
		Message notificationMsg = mCarrierSST.obtainMessage(
		CarrierServiceStateTracker.CARRIER_EVENT_DATA_REGISTRATION, null);
		doReturn(false).when(mCarrierSST).evaluateSendingMessage(any());
		doReturn(mNotificationManager).when(mCarrierSST).getNotificationManager(any());
		mCarrierSST.handleMessage(notificationMsg);
		waitForHandlerAction(mCarrierSST, TEST_TIMEOUT);
		verify(mNotificationManager).cancel(
		CarrierServiceStateTracker.NOTIFICATION_EMERGENCY_NETWORK);
		verify(mNotificationManager).cancel(
		CarrierServiceStateTracker.NOTIFICATION_PREF_NETWORK);
		}

		@Test
		@SmallTest
		public void testSendBothNotifications() {
		logd(LOG_TAG + ":testSendBothNotifications()");
		Notification.Builder mNotificationBuilder = new Notification.Builder(mContext);
		Message notificationMsg = mCarrierSST.obtainMessage(
		CarrierServiceStateTracker.CARRIER_EVENT_DATA_DEREGISTRATION, null);
		doReturn(true).when(mCarrierSST).evaluateSendingMessage(any());
		doReturn(false).when(mCarrierSST).isRadioOffOrAirplaneMode();
		doReturn(0).when(mCarrierSST).getDelay(any());
		doReturn(mNotificationBuilder).when(mCarrierSST).getNotificationBuilder(any());
		doReturn(mNotificationManager).when(mCarrierSST).getNotificationManager(any());
		mCarrierSST.handleMessage(notificationMsg);
		waitForHandlerAction(mCarrierSST, TEST_TIMEOUT);
		verify(mNotificationManager).notify(
		eq(CarrierServiceStateTracker.NOTIFICATION_PREF_NETWORK), isA(Notification.class));
		verify(mNotificationManager).notify(
		eq(CarrierServiceStateTracker.NOTIFICATION_EMERGENCY_NETWORK), any());
		}
		}