EvolvingObjects
eoPersistent.h
00001 // -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
00002 
00003 
00004 
00005 //-----------------------------------------------------------------------------
00006 
00007 // eoPersistent.h
00008 // (c) GeNeura Team, 1999
00009 /*
00010     This library is free software; you can redistribute it and/or
00011     modify it under the terms of the GNU Lesser General Public
00012     License as published by the Free Software Foundation; either
00013     version 2 of the License, or (at your option) any later version.
00014 
00015     This library is distributed in the hope that it will be useful,
00016     but WITHOUT ANY WARRANTY; without even the implied warranty of
00017     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018     Lesser General Public License for more details.
00019 
00020     You should have received a copy of the GNU Lesser General Public
00021     License along with this library; if not, write to the Free Software
00022     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00023 
00024     Contact: todos@geneura.ugr.es, http://geneura.ugr.es
00025  */
00026 //-----------------------------------------------------------------------------
00027 
00028 #ifndef EOPERSISTENT_H
00029 #define EOPERSISTENT_H
00030 
00031 
00032 #include <iostream>  // std::istream, std::ostream
00033 #include <string>    // para std::string
00034 
00035 #include "eoPrintable.h"
00036 
00046 class eoPersistent: public eoPrintable
00047 {
00048  public:
00050   virtual ~eoPersistent() {}
00051 
00057   virtual void readFrom(std::istream& _is) = 0;
00058 
00059 };
00060 
00062 std::istream & operator >> ( std::istream& _is, eoPersistent& _o );
00063 
00064 #endif
00065 
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