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Commit 3d59c126 authored by Mahesh Kumar's avatar Mahesh Kumar Committed by Joey Rizzoli
Browse files

Adding Notification Channel 

Java exception occurs when notification is posted by DeskClock
because Notification channel is not implemented.
To fix, Notification channel needs to implement and used
when notification is posted.

Change-Id: Ie4b2b46685fd150f5a0f7e6434ff487a56570107
Test: Manual and cts, passed always tried more than 100 times
parent 74bba7da

res/values/cm_strings.xml

+4 −0
Original line number Diff line number Diff line
@@ -33,4 +33,8 @@ 
    <!-- Setting title for accessing the cLock widget settings -->

    <string name="menu_item_widget_settings">Widget settings</string>



    <!-- Notification channels -->

    <string name="channel_default">Others</string>

    <string name="channel_expired_events">Firing alarms &amp; timers</string>

    <string name="channel_important">Important notifications</string>

</resources>

src/com/android/deskclock/DeskClockApplication.java

+0 −1
Original line number Diff line number Diff line
@@ -36,7 +36,6 @@ public class DeskClockApplication extends Application { 


        final Context applicationContext = getApplicationContext();

        final SharedPreferences prefs = getDefaultSharedPreferences(applicationContext);



        DataModel.getDataModel().init(applicationContext, prefs);

        UiDataModel.getUiDataModel().init(applicationContext, prefs);

        Controller.getController().setContext(applicationContext);

src/com/android/deskclock/NotificationChannelManager.java

0 → 100755
+158 −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.deskclock;



import android.annotation.TargetApi;

import android.app.NotificationChannel;

import android.app.NotificationChannelGroup;

import android.app.NotificationManager;

import android.content.Context;

import android.content.SharedPreferences;

import android.net.Uri;

import android.os.Build.VERSION_CODES;

import android.support.annotation.NonNull;

import android.support.annotation.Nullable;

import android.support.annotation.RequiresApi;

import android.support.annotation.StringDef;

import android.support.v4.app.NotificationCompat;

import android.support.v4.os.BuildCompat;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;



/**

 * Contains info on how to create {@link NotificationChannel

 * NotificationChannels}

 */

public class NotificationChannelManager {



    private static NotificationChannelManager sInstance;



    public static NotificationChannelManager getInstance() {

        if (sInstance == null) {

            sInstance = new NotificationChannelManager();

        }

        return sInstance;

    }



    /**

     * Set the channel of notification appropriately. Will create the channel if

     * it does not already exist. Safe to call pre-O (will no-op).

     */

    @TargetApi(26)

    public static void applyChannel(@NonNull NotificationCompat.Builder notification,

            @NonNull Context context, @Channel String channelId) {

        if (!BuildCompat.isAtLeastO()) {

            return;

        }



        NotificationChannel channel = NotificationChannelManager

                .getInstance().getChannel(context, channelId);

        notification.setChannelId(channel.getId());

    }



    /** The base Channel IDs for {@link NotificationChannel} */

    @Retention(RetentionPolicy.SOURCE)

    @StringDef({ Channel.EVENT_EXPIRED, Channel.HIGH_NOTIFICATION,

            Channel.DEFAULT_NOTIFICATION })

    public @interface Channel {

        String EVENT_EXPIRED = "eventExpire";

        String HIGH_NOTIFICATION = "highNotif";

        String DEFAULT_NOTIFICATION = "defaultNotif";

    }



    @Channel

    private static final String[] allChannels = new String[] {

            Channel.EVENT_EXPIRED,

            Channel.HIGH_NOTIFICATION,

            Channel.DEFAULT_NOTIFICATION

    };



    @NonNull

    @RequiresApi(26)

    private NotificationChannel getChannel(@NonNull Context context,

            @Channel String channelId) {

        NotificationChannel channel = getNotificationManager(context)

                .getNotificationChannel(channelId);

        if (channel == null) {

            channel = createChannel(context, channelId);

        }

        return channel;

    }



    @RequiresApi(26)

    private NotificationChannel createChannel(Context context,

            @Channel String channelId) {

        Uri silentRingtone = Uri.EMPTY;

        CharSequence name;

        int importance;

        boolean canShowBadge;

        boolean lights;

        boolean vibration;

        boolean dnd;

        Uri sound;



        switch (channelId) {

        case Channel.EVENT_EXPIRED:

            name = context.getString(R.string.channel_expired_events);

            importance = NotificationManager.IMPORTANCE_HIGH;

            canShowBadge = false;

            lights = false;

            vibration = false;

            sound = null;

            dnd = true;

            break;



        case Channel.HIGH_NOTIFICATION:

            name = context.getString(R.string.channel_important);

            importance = NotificationManager.IMPORTANCE_DEFAULT;

            canShowBadge = false;

            lights = false;

            vibration = false;

            sound = null;

            dnd = true;

            break;



        case Channel.DEFAULT_NOTIFICATION:

            name = context.getString(R.string.channel_default);

            importance = NotificationManager.IMPORTANCE_LOW;

            canShowBadge = false;

            lights = false;

            vibration = false;

            sound = null;

            dnd = true;

            break;



        default:

            throw new IllegalArgumentException("Unknown channel: " + channelId);

        }

        NotificationChannel channel = new NotificationChannel(channelId, name,

                importance);

        channel.setShowBadge(canShowBadge);

        channel.enableVibration(vibration);

        channel.setSound(sound, null);

        channel.enableLights(lights);

        channel.setBypassDnd(dnd);



        getNotificationManager(context).createNotificationChannel(channel);

        return channel;

    }



    private static NotificationManager getNotificationManager(

            @NonNull Context context) {

        return context.getSystemService(NotificationManager.class);

    }

}

src/com/android/deskclock/alarms/AlarmNotifications.java

+17 −7
Original line number Diff line number Diff line
@@ -33,6 +33,8 @@ import com.android.deskclock.AlarmClockFragment; 
import com.android.deskclock.AlarmUtils;

import com.android.deskclock.DeskClock;

import com.android.deskclock.LogUtils;

import com.android.deskclock.NotificationChannelManager;

import com.android.deskclock.NotificationChannelManager.Channel;

import com.android.deskclock.R;

import com.android.deskclock.Utils;

import com.android.deskclock.provider.Alarm;
@@ -86,7 +88,8 @@ final class AlarmNotifications { 
            AlarmInstance instance) {

        LogUtils.v("Displaying low priority notification for alarm instance: " + instance.mId);



        NotificationCompat.Builder builder = new NotificationCompat.Builder(context)

        NotificationCompat.Builder builder = new NotificationCompat.Builder(context,

                Channel.DEFAULT_NOTIFICATION)

                .setShowWhen(false)

                .setContentTitle(context.getString(

                        R.string.alarm_alert_predismiss_title))
@@ -135,7 +138,8 @@ final class AlarmNotifications { 
            AlarmInstance instance) {

        LogUtils.v("Displaying high priority notification for alarm instance: " + instance.mId);



        NotificationCompat.Builder builder = new NotificationCompat.Builder(context)

        NotificationCompat.Builder builder = new NotificationCompat.Builder(context,

                Channel.HIGH_NOTIFICATION)

                .setShowWhen(false)

                .setContentTitle(context.getString(R.string.alarm_alert_predismiss_title))

                .setContentText(AlarmUtils.getAlarmText(context, instance, true /* includeLabel */))
@@ -243,7 +247,7 @@ final class AlarmNotifications { 
        Notification summary = getActiveGroupSummaryNotification(context, UPCOMING_GROUP_KEY);

        if (summary == null

                || !Objects.equals(summary.contentIntent, firstUpcoming.contentIntent)) {

            summary = new NotificationCompat.Builder(context)

            summary = new NotificationCompat.Builder(context, Channel.HIGH_NOTIFICATION)

                    .setShowWhen(false)

                    .setContentIntent(firstUpcoming.contentIntent)

                    .setColor(ContextCompat.getColor(context, R.color.default_background))
@@ -277,7 +281,7 @@ final class AlarmNotifications { 
        Notification summary = getActiveGroupSummaryNotification(context, MISSED_GROUP_KEY);

        if (summary == null

                || !Objects.equals(summary.contentIntent, firstMissed.contentIntent)) {

            summary = new NotificationCompat.Builder(context)

            summary = new NotificationCompat.Builder(context, Channel.HIGH_NOTIFICATION)

                    .setShowWhen(false)

                    .setContentIntent(firstMissed.contentIntent)

                    .setColor(ContextCompat.getColor(context, R.color.default_background))
@@ -297,7 +301,8 @@ final class AlarmNotifications { 
            AlarmInstance instance) {

        LogUtils.v("Displaying snoozed notification for alarm instance: " + instance.mId);



        NotificationCompat.Builder builder = new NotificationCompat.Builder(context)

        NotificationCompat.Builder builder = new NotificationCompat.Builder(context,

                Channel.HIGH_NOTIFICATION)

                .setShowWhen(false)

                .setContentTitle(instance.getLabelOrDefault(context))

                .setContentText(context.getString(R.string.alarm_alert_snooze_until,
@@ -341,7 +346,9 @@ final class AlarmNotifications { 


        String label = instance.mLabel;

        String alarmTime = AlarmUtils.getFormattedTime(context, instance.getAlarmTime());

        NotificationCompat.Builder builder = new NotificationCompat.Builder(context)



        NotificationCompat.Builder builder = new NotificationCompat.Builder(context,

                Channel.HIGH_NOTIFICATION)

                .setShowWhen(false)

                .setContentTitle(context.getString(R.string.alarm_missed_title))

                .setContentText(instance.mLabel.isEmpty() ? alarmTime :
@@ -384,7 +391,9 @@ final class AlarmNotifications { 
        LogUtils.v("Displaying alarm notification for alarm instance: " + instance.mId);



        Resources resources = service.getResources();

        NotificationCompat.Builder notification = new NotificationCompat.Builder(service)



        NotificationCompat.Builder notification = new NotificationCompat.Builder(service,

                Channel.EVENT_EXPIRED)

                .setContentTitle(instance.getLabelOrDefault(service))

                .setContentText(AlarmUtils.getFormattedTime(service, instance.getAlarmTime()))

                .setColor(ContextCompat.getColor(service, R.color.default_background))
@@ -434,6 +443,7 @@ final class AlarmNotifications { 
                true);

        notification.setPriority(NotificationCompat.PRIORITY_MAX);



        NotificationChannelManager.applyChannel(notification, service, Channel.EVENT_EXPIRED);

        clearNotification(service, instance);

        service.startForeground(ALARM_FIRING_NOTIFICATION_ID, notification.build());

    }

src/com/android/deskclock/data/StopwatchNotificationBuilder.java

+3 −0
Original line number Diff line number Diff line
@@ -33,6 +33,8 @@ import android.widget.RemoteViews; 
import com.android.deskclock.R;

import com.android.deskclock.Utils;

import com.android.deskclock.events.Events;

import com.android.deskclock.NotificationChannelManager.Channel;

import com.android.deskclock.NotificationChannelManager;

import com.android.deskclock.stopwatch.StopwatchService;



import java.util.ArrayList;
@@ -138,6 +140,7 @@ class StopwatchNotificationBuilder { 
                .setStyle(new NotificationCompat.DecoratedCustomViewStyle())

                .setColor(ContextCompat.getColor(context, R.color.default_background));



        NotificationChannelManager.applyChannel(notification, context, Channel.HIGH_NOTIFICATION);

        if (Utils.isNOrLater()) {

            notification.setGroup(nm.getStopwatchNotificationGroupKey());

        }