Create Notification object using Builder

NotificationUtils.java

public class NotificationUtils extends ContextWrapper {

    public static final String ANDROID_CHANNEL_ID = "com.androidstuff.tutsplustalerts.ANDROID";
    public static final String IOS_CHANNEL_ID = "com.androidstuff.tutsplustalerts.IOS";
    public static final String ANDROID_CHANNEL_NAME = "ANDROID CHANNEL";
    public static final String IOS_CHANNEL_NAME = "IOS CHANNEL";
    private NotificationManager notificationManager;

    public NotificationUtils(Context base) {
        super(base);
        createChannels();
    }

    //..
  
    public Notification getAndroidChannelNotification(String title, String body) {
        return new Notification.Builder(getApplicationContext(), ANDROID_CHANNEL_ID)
                .setContentTitle(title)
                .setContentText(body)
                .setSmallIcon(android.R.drawable.stat_notify_more)
                .setAutoCancel(true)
                .build();
    }

    public Notification getIosChannelNotification(String title, String body) {
        return new Notification.Builder(getApplicationContext(), IOS_CHANNEL_ID)
                .setContentTitle(title)
                .setContentText(body)
                .setSmallIcon(android.R.drawable.stat_notify_more)
                .setAutoCancel(true)
                .build();
    }

  //...
}