直接进入app通知设置界面

  int appUid = -1;
try {
            PackageManager packageManager = getPackageManager();
ApplicationInfo ai = packageManager.getApplicationInfo("包名", PackageManager.GET_SERVICES);
appUid = ai.uid;

} catch (Exception e) {
            e.printStackTrace();
}
        final Intent intent = new Intent("android.settings.APP_NOTIFICATION_SETTINGS");
intent.putExtra("app_package", "包名");intent.putExtra("app_uid", appUid);
startActivityForResult(intent, 0);
}