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Viewing changes to src/dg/subjects.c

  • Committer: Bazaar Package Importer
  • Author(s): Otavio Salvador
  • Date: 2003-07-03 20:08:21 UTC
  • Revision ID: james.westby@ubuntu.com-20030703200821-se4xtqx25e5miczi
Tags: upstream-2.20
Import upstream version 2.20

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src/dg/subjects.c
 
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////////////////////////////////////////////////////////////////////////////////
 
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//
 
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// This file is part of Toolkit for Conceptual Modeling (TCM).
 
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// (c) copyright 1995, Vrije Universiteit Amsterdam.
 
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// Author: Frank Dehne (frank@cs.vu.nl).
 
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//
 
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// TCM 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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//
 
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// TCM 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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//
 
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// You should have received a copy of the GNU General Public License
 
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// along with TCM; if not, write to the Free Software
 
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 
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// 02111-1307, USA.
 
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////////////////////////////////////////////////////////////////////////////////
 
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#include "subjects.h"
 
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#include "subject.h"
 
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#include "assoclist.h"
 
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#include "util.h"
 
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Subjects::Subjects(AssocList *al) {
 
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        assocList = al;
 
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}
 
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Subjects::Subjects(const Subjects &subjects) {
 
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        unsigned s = subjects.count();
 
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        assocList = subjects.assocList;
 
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        unsigned i;
 
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        for (i=0; i<s; i++) {
 
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                Subject *subject = CloneSubject(subjects[i]);
 
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                if (subject)
 
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                        add(subject);
 
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        }
 
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        for (first(); !done(); next())
 
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                cur()->SetReferences(assocList);
 
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} 
 
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Subject *Subjects::CloneSubject(Subject *s) {
 
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        if (!check(s))
 
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                return 0;
 
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        Subject *subject = s->Clone();
 
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        Assoc *assoc = new Assoc(s, subject, Thing::SUBJECT);
 
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        assocList->Put(assoc);
 
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        return subject;
 
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}