GiaMessageBookkeeping.h

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00001 //
00002 // Copyright (C) 2006 Institut fuer Telematik, Universitaet Karlsruhe (TH)
00003 //
00004 // This program is free software; you can redistribute it and/or
00005 // modify it under the terms of the GNU General Public License
00006 // as published by the Free Software Foundation; either version 2
00007 // of the License, or (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU General Public License
00015 // along with this program; if not, write to the Free Software
00016 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00017 //
00018 
00024 #ifndef __GIAMESSAGEBOOKKEEPING_H_
00025 #define __GIAMESSAGEBOOKKEEPING_H_
00026 
00027 #include <vector>
00028 #include <queue>
00029 #include <map>
00030 
00031 #include "GiaNeighbors.h"
00032 #include "GiaMessage_m.h"
00033 #include "GiaNode.h"
00034 
00035 
00042 class GiaMessageBookkeeping
00043 {
00044   public:
00045 
00051     GiaMessageBookkeeping( GiaNeighbors* neighbors, uint32_t timeout );
00052 
00056     ~GiaMessageBookkeeping();
00057 
00062     uint32_t getSize();
00063 
00068     void addMessage( GiaIDMessage* msg );
00069 
00074     void removeMessage( GiaIDMessage* msg );
00075 
00080     bool contains( GiaIDMessage* msg );
00081 
00087     NodeHandle getNextHop( GiaIDMessage* msg );
00088 
00092     void removeTimedoutMessages();
00093 
00094   protected:
00095 
00096 class GiaNodeQueueCompare : public std::binary_function<FullGiaNodeInfo, FullGiaNodeInfo, FullGiaNodeInfo>
00097     {
00098     public:
00099         bool operator()(const FullGiaNodeInfo& x, const FullGiaNodeInfo& y);
00100     };
00101 
00102     struct MessageItem
00103     {
00104         std::vector<GiaNode> remainNodes; 
00105         simtime_t timestamp; 
00106     };
00107     std::map<OverlayKey, MessageItem> messages; 
00108     GiaNeighbors* neighbors; 
00109     uint32_t timeout; 
00110 };
00111 
00112 #endif
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