NotificationCompat.Builder过期的解决方案
我们之间这样定义是会报错的。
Notification notification = new NotificationCompat.Builder(MainActivity.this)
解决方案是要创建一个通知渠道,并将通知渠道的id传入Builder()
String id = "channel_01";
//构建NotificationChannel实例
NotificationChannel notificationChannel = new NotificationChannel(id,"通知渠道",NotificationManager.IMPORTANCE_HIGH);//高优先级
//在notificationManager中创建通知渠道
notificationManager.createNotificationChannel(notificationChannel);
Notification notification = new