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public class NotificationActivity extends Activity {
       @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_notification);    }    public void notifyNew(View view){        NotificationManager nm = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);        Notification.Builder builder = new Builder(this);        builder.setContentTitle("通知标题");        builder.setContentText("帖子内容");        builder.setSmallIcon(R.drawable.ic_launcher);        builder.setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher));        Notification notification = builder.build();        nm.notify(0, notification);    }    @SuppressWarnings("deprecation")    public void notifyOld(View view){        NotificationManager nm = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);        Notification notification = new Notification(R.drawable.ic_launcher, "通知来了", System.currentTimeMillis());        Intent intent = new Intent();        intent.setAction(Intent.ACTION_CALL);        intent.setData(Uri.parse("tel:123456"));        PendingIntent contentIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT);        notification.setLatestEventInfo(this, "标题", "内容", contentIntent);        nm.notify(0, notification);    }}

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