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//------------------------------------------------------------------------------
//
// This file is part of Toolkit for Conceptual Modeling (TCM).
// (c) copyright 1996, Vrije Universiteit Amsterdam.
// Author: Frank Dehne (frank@cs.vu.nl).
//
// TCM is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// TCM is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with TCM; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//-----------------------------------------------------------------------------
#ifndef _RELATIONSHIPNODE_H
#define _RELATIONSHIPNODE_H
#include "node.h"
class ERGraph;
/// relationship (ER) node class.
int CompareComponent(string *c1, string *c2);
class RelationshipNode: public Node {
/*@Doc: {\large {\bf scope:} TERD} */
public:
///
RelationshipNode(ERGraph *g);
///
Subject *Clone() {return new RelationshipNode(*this);}
///
int GetClassType() const {return Code::RELATIONSHIP_NODE;}
///
Subject::NameErrType SetName(const string *name);
///
virtual void GetComponents(List<string *> *components);
///
friend int CompareComponent(string *c1, string *c2)
{return *c1 == *c2;}
};
#endif
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