108 lines
2.2 KiB
C++
108 lines
2.2 KiB
C++
/*
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----
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This file is part of SECONDO.
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Copyright (C) 2017,
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University in Hagen,
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Faculty of Mathematics and Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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//[_] [\_]
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*/
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#ifndef MEDGE_H
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#define MEDGE_H
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namespace mm2algebra{
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class MEdge{
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public:
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MEdge():info(0){}
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MEdge(const int _source, const int _target,
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const double _costs, Tuple* _info):
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source(_source), target(_target), costs(_costs),
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info(_info) {
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if(info){
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info->IncReference();
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}
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}
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MEdge(const MEdge& e): source(e.source), target(e.target),costs(e.costs),
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info(e.info){
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if(info){
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info->IncReference();
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}
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}
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~MEdge(){
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if(info){
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info->DeleteIfAllowed();
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}
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}
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MEdge& operator=(const MEdge& e){
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source = e.source;
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target = e.target;
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costs = e.costs;
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if(info){
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info->DeleteIfAllowed();
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}
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info = e.info;
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if(info){
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info->IncReference();
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}
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return *this;
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}
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std::ostream& print(std::ostream& out, std::vector<std::string>* names){
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out << source << " ";
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out << "--- ";
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out << costs;
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out << " --> ";
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out << target;
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out << std::endl;
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if(names!= nullptr){
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if(info==nullptr){
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cout << "No edge info";
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} else {
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info->PrintWithNames(out,*names);
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}
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out << endl;
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}
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return out;
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}
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int source;
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int target;
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double costs;
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Tuple* info;
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};
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} // end of namespace
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#endif
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