Why is notification builder used for?

Builder class for Notification objects. Provides a convenient way to set the various fields of a Notification and generate content views using the platform’s notification layout template. If your app supports versions of Android as old as API level 4, you can instead use NotificationCompat.

What is the use of notification manager in Android?

Notification Manager. Android allows to put notification into the titlebar of your application. The user can expand the notification bar and by selecting the notification the user can trigger another activity.

What is a notification channel Android?

What Are Notification Channels? Notification channels enable us app developers to group our notifications into groups—channels—with the user having the ability to modify notification settings for the entire channel at once. This new feature helps in greatly improving the user experience of an app.

What is NotificationCompat?

Builder(Context context, Notification notification) Creates a NotificationCompat. Builder which can be used to build a notification that is equivalent to the given one, such that updates can be made to an existing notification with the NotitifactionCompat. Builder API. Builder(Context context, String channelId)

What is PendingIntent?

A PendingIntent itself is simply a reference to a token maintained by the system describing the original data used to retrieve it. This means that, even if its owning application’s process is killed, the PendingIntent itself will remain usable from other processes that have been given it.

What is the importance of notification manager?

Class to notify the user of events that happen. This is how you tell the user that something has happened in the background.

How do I use Notification Manager?

In the MainActivity. In this class, clicking the button calls the addNotification() method where we implement the NotificationCompat. Builder object to set the notification properties. The NotificationManager. notify() method is used to display the notification.

What is smart notification?

​The smart notifications feature allows you to get alerts about incoming calls, messages and notifications from apps onto your Polar device. You’ll get the same notifications on your Polar device that you get on your phone screen. Make sure you have Android version 5.0 or newer on your phone.

Why do we need notification channel?

Notification Channels provide us with the ability to group the notifications that our application sends into manageable groups. Once our notifications are in these channels, we no longer have input into their functionality — so it is up to the user to manage these channels.

What is notification channel ID?

ChannelId is a unique String to identify each NotificationChannel and is used in Notification. Builder (line 7) when constructing the Notification object. NotificationChannel settings, except channel name and description text, are immutable after it is submitted to NotificationManager at line 5.