@Override protected void onResume() { super.onResume(); adapter.clear(); Cursor message = dbHelper.getMessage(new String[] {"date", "name", "content"}); message.moveToPosition(message.getCount()); while (message.moveToPrevious()) { DateInfo dateInfo = new DateInfo(message.getLong(message.getColumnIndex("date"))); adapter.add( dateInfo.getRTime() + "\n" + message.getString(message.getColumnIndex("name")) + "\n" + message.getString(message.getColumnIndex("content"))); } message.close(); dbHelper.close(); }