| Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 1 | /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */ |
| 2 | /* |
| 3 | * Copyright (c) 2011 University of California, Los Angeles |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License version 2 as |
| 7 | * published by the Free Software Foundation; |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | * |
| 18 | * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu> |
| 19 | */ |
| 20 | |
| 21 | #ifndef _CCNB_PARSER_VISITOR_H_ |
| 22 | #define _CCNB_PARSER_VISITOR_H_ |
| 23 | |
| Alexander Afanasyev | f9f4eb0 | 2011-12-16 01:51:14 -0800 | [diff] [blame] | 24 | #include "../ccnb-parser-common.h" |
| Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 25 | #include <boost/any.hpp> |
| 26 | |
| 27 | namespace ns3 { |
| 28 | namespace CcnbParser { |
| 29 | |
| 30 | /** |
| 31 | * \ingroup ccnx-ccnb |
| 32 | * \brief Visitor interface that takes one boost::any argument and returns boost::any |
| 33 | * |
| 34 | * \see http://www.ccnx.org/releases/latest/doc/technical/BinaryEncoding.html |
| 35 | * for ccnb encoding format help |
| 36 | */ |
| 37 | class Visitor |
| 38 | { |
| 39 | public: |
| 40 | virtual boost::any visit (Blob&, boost::any)=0; ///< \brief Method accepting BLOB block |
| 41 | virtual boost::any visit (Udata&, boost::any)=0; ///< \brief Method accepting UDATA block |
| 42 | virtual boost::any visit (Tag&, boost::any)=0; ///< \brief Method accepting TAG block |
| 43 | virtual boost::any visit (Attr&, boost::any)=0; ///< \brief Method accepting ATTR block |
| 44 | virtual boost::any visit (Dtag&, boost::any)=0; ///< \brief Method accepting DTAG block |
| 45 | virtual boost::any visit (Dattr&, boost::any)=0; ///< \brief Method accepting DATTR block |
| 46 | virtual boost::any visit (Ext&, boost::any)=0; ///< \brief Method accepting EXT block |
| Alexander Afanasyev | 4fa5e84 | 2011-11-21 13:38:39 -0800 | [diff] [blame] | 47 | |
| 48 | virtual ~Visitor () { } |
| Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 49 | }; |
| 50 | |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | #endif // _CCNB_PARSER_VISITOR_H_ |