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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package org.drrickorang.loopback;
     18 
     19 import android.app.Notification;
     20 import android.app.NotificationChannel;
     21 import android.app.NotificationManager;
     22 import android.app.Service;
     23 import android.content.Context;
     24 import android.content.Intent;
     25 import android.os.Build;
     26 import android.os.IBinder;
     27 import android.os.Binder;
     28 import android.util.Log;
     29 
     30 
     31 /**
     32  * This is the Service being created during the first onStart() in the activity.
     33  * Threads that are needed for the test will be created under this Service.
     34  * At the end of the test, this Service will pass the test results back to LoopbackActivity.
     35  */
     36 
     37 public class AudioTestService extends Service {
     38     private static final String TAG = "AudioTestService";
     39     private static final String CHANNEL_ID = "AudioTestChannel";
     40     private static final int NOTIFICATION_ID = 1400;
     41 
     42     private final IBinder mBinder = new AudioTestBinder();
     43     private NotificationChannel mNotificationChannel;
     44 
     45     @Override
     46     public void onCreate() {
     47         runAsForegroundService();
     48         log("Audio Test Service created!");
     49     }
     50 
     51 
     52     @Override
     53     public int onStartCommand(Intent intent, int flags, int startId) {
     54         log("Service onStartCommand: " + startId);
     55         //runAsForegroundService();
     56         return Service.START_NOT_STICKY;
     57     }
     58 
     59 
     60     /**
     61      * This method will run the Service as Foreground Service, so the Service won't be killed
     62      * and restarted after a while.
     63      */
     64     private void runAsForegroundService() {
     65         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
     66             mNotificationChannel = new NotificationChannel(
     67                     CHANNEL_ID,
     68                     getString(R.string.notificationText),
     69                     NotificationManager.IMPORTANCE_LOW);
     70             NotificationManager notificationManager =
     71                     (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
     72             notificationManager.createNotificationChannel(mNotificationChannel);
     73         }
     74 
     75         Notification.Builder builder = new Notification.Builder(this)
     76                 .setSmallIcon(R.drawable.ic_launcher).setContentTitle(getString(R.string.app_name))
     77                 .setContentText(getString(R.string.notificationText));
     78         if (mNotificationChannel != null) {
     79             builder.setChannelId(CHANNEL_ID);
     80         }
     81         Notification notification;
     82         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
     83             notification = builder.build();
     84         } else {
     85             notification = builder.getNotification();
     86         }
     87 
     88         startForeground(NOTIFICATION_ID, notification);
     89     }
     90 
     91 
     92     @Override
     93     public IBinder onBind(Intent intent) {
     94         log("Service onBind");
     95         return mBinder;
     96     }
     97 
     98 
     99     @Override
    100     public void onDestroy() {
    101         log("Service onDestroy");
    102         if (mNotificationChannel != null) {
    103             NotificationManager notificationManager =
    104                     (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
    105             notificationManager.deleteNotificationChannel(CHANNEL_ID);
    106         }
    107     }
    108 
    109 
    110     private static void log(String msg) {
    111         Log.v(TAG, msg);
    112     }
    113 
    114 
    115     /**
    116      * This class is only used by AudioTestService to create a binder that passes the
    117      * AudioTestService back to LoopbackActivity.
    118      */
    119     public class AudioTestBinder extends Binder {
    120         AudioTestService getService() {
    121             return AudioTestService.this;
    122         }
    123     }
    124 
    125 }
    126