//------------------------------------------------------------------------------
//
// This file is part of Toolkit for Conceptual Modeling (TCM).
// (c) copyright 1999, Vrije Universiteit Amsterdam and University of Twente.
// Author: Frank Dehne (frank@cs.vu.nl).
// Author: Henk van de Zandschulp (henkz@cs.utwente.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.
//-----------------------------------------------------------------------------
#include "ssdgeneralizationnode.h"
#include "ssdgraph.h"
#include "lstring.h"

SSDGeneralizationNode::SSDGeneralizationNode(SSDGraph *g): 
		TaxonomyJunction(g) { }

Subject::NameErrType SSDGeneralizationNode::SetName(const string *s) {
	if (*s != "" && s->letters() == 0)
		return Subject::IMPOSSIBLE_NAME;
	else if ( *s == "" || *s == "d" || *s == "c" || *s == "cd" || 
			*s == "dc")
		return Node::SetName(s);
	else
		return Subject::WRONG_NAME;
}