Android发送短信

private void sendSmsMesssage(String SmsNumber, String SmsMessage){
      SmsManager smsManager = SmsManager.getDefault();
      try{
       PendingIntent pi = PendingIntent.getBroadcast(PhoneListenerActivity.this, 0, new Intent(), 0);
       smsManager.sendTextMessage(SmsNumber, null, SmsMessage, pi, null);
       
      }catch(Exception e){
       e.printStackTrace();
      }

}