Created
June 4, 2019 19:45
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Class for download video in streaming
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| public class DownloadService extends IntentService { | |
| /** | |
| * Request code para el PendingIntent que se usa para ir a la pantalla principal. | |
| */ | |
| private static final int REQUEST_CODE_GO_TO_MAIN_ACTIVITY = 1; | |
| public DownloadService() { | |
| super("DownloadService"); | |
| } | |
| @Override | |
| protected void onHandleIntent(Intent intent) { | |
| NotificationManagerCompat notificationManagerCompat = NotificationManagerCompat.from(this); | |
| String contentTitle = "Start downloading"; | |
| Intent notifyIntent = new Intent(); | |
| PendingIntent notifyPendingIntent = PendingIntent.getActivity(this, REQUEST_CODE_GO_TO_MAIN_ACTIVITY, notifyIntent, PendingIntent.FLAG_UPDATE_CURRENT); | |
| NotificationCompat.Builder notificationBuilder = createNotificationBuilder("downloader_channel"); | |
| notificationBuilder.setContentIntent(notifyPendingIntent); | |
| notificationBuilder.setTicker("Start downloading from the server"); | |
| notificationBuilder.setOngoing(true); | |
| notificationBuilder.setAutoCancel(false); | |
| notificationBuilder.setSmallIcon(android.R.drawable.stat_sys_download); | |
| notificationBuilder.setContentTitle(contentTitle); | |
| notificationBuilder.setContentText("0%"); | |
| notificationBuilder.setProgress(100, 0, false); | |
| notificationManagerCompat.notify(REQUEST_CODE_GO_TO_MAIN_ACTIVITY, notificationBuilder.build()); | |
| String urlToDownload = intent.getStringExtra("url"); | |
| ResultReceiver receiver = (ResultReceiver) intent.getParcelableExtra("receiver"); | |
| boolean success = true; | |
| try { | |
| URL url = new URL(urlToDownload); | |
| URLConnection connection = url.openConnection(); | |
| connection.connect(); | |
| // this will be useful so that you can show a typical 0-100% progress bar | |
| int fileLength = connection.getContentLength(); | |
| String fileName = Uri.parse(urlToDownload).getLastPathSegment(); | |
| // download the file | |
| InputStream input = new BufferedInputStream(connection.getInputStream()); | |
| OutputStream output = new FileOutputStream(Environment.getExternalStorageDirectory() +"/"+ fileName); | |
| byte data[] = new byte[1024]; | |
| long total = 0; | |
| int count, tmpPercentage = 0; | |
| while ((count = input.read(data)) != -1) { | |
| total += count; | |
| output.write(data, 0, count); | |
| //Publishing the progress.... | |
| int percentage = (int) ((total * 100) / fileLength); | |
| if (percentage > tmpPercentage) { | |
| notificationBuilder.setContentText(percentage + "%"); | |
| notificationBuilder.setProgress(100, percentage, false); | |
| notificationManagerCompat.notify(REQUEST_CODE_GO_TO_MAIN_ACTIVITY, notificationBuilder.build()); | |
| tmpPercentage = percentage; | |
| } | |
| } | |
| output.flush(); | |
| output.close(); | |
| input.close(); | |
| success = true; | |
| } catch (IOException e) { | |
| e.printStackTrace(); | |
| success = false; | |
| } | |
| contentTitle = "Downloaded"; | |
| String statusText = success ? "Done" : "Fail"; | |
| int resId = success ? android.R.drawable.stat_sys_download_done : android.R.drawable.stat_notify_error; | |
| notificationBuilder.setContentTitle(contentTitle); | |
| notificationBuilder.setSmallIcon(resId); | |
| notificationBuilder.setOngoing(false); | |
| notificationBuilder.setAutoCancel(true); | |
| notificationBuilder.setContentIntent(PendingIntent.getActivity(this, 0, new Intent(), 0)); | |
| NotificationManager notificationManager= (NotificationManager)getSystemService(Context.NOTIFICATION_SERVICE); | |
| notificationManager.notify(0, notificationBuilder.build()); | |
| notificationBuilder.setContentText(statusText); | |
| notificationBuilder.setProgress(0, 0, false); | |
| notificationManagerCompat.notify(REQUEST_CODE_GO_TO_MAIN_ACTIVITY, notificationBuilder.build()); | |
| } | |
| private NotificationCompat.Builder createNotificationBuilder(String channelId) { | |
| if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) { | |
| String channelName = getString(R.string.app_name); | |
| NotificationChannel notificationChannel = new NotificationChannel(channelId, channelName, NotificationManager.IMPORTANCE_DEFAULT); | |
| notificationChannel.setLightColor(Color.BLUE); | |
| notificationChannel.setLockscreenVisibility(Notification.VISIBILITY_PRIVATE); | |
| NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); | |
| if (notificationManager != null) { | |
| notificationManager.createNotificationChannel(notificationChannel); | |
| } | |
| } | |
| return new NotificationCompat.Builder(this, channelId); | |
| } | |
| } |
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