ymlloader.h

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/*******************************************************************\

                   SESAME project software license

              Copyright (C) 2002 University of Amsterdam

    This program 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.

   This program 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 this program; if not, write to the Free Software
      Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
                           02111-1307, USA.

      For information regarding the SESAME software project see
              http://sesamesim.sourceforge.net or email
                    jcofflan@users.sourceforge.net

\*******************************************************************/
#ifndef YMLLOADER_H
#define YMLLOADER_H

#include "ymlsaxparser.h"

#include <unistd.h>
#include <fstream>
#include <list>
#include <stack>

// Forward Declarations
class Interpreter;
class YMLEntityFactory;
class YMLEntity;
class YMLNetwork;
class YMLNode;
class YMLPort;
class YMLLink;
class TraceContext;

namespace XERCES_CPP_NAMESPACE {
  class InputSource;
};

class YMLLoader : public YMLSAXParser {
  // Attributes
  YMLEntityFactory *factory;
  Interpreter *interpreter;

  typedef std::stack<YMLEntity *> entity_stack_t;
  entity_stack_t entity_stack;

  YMLNetwork *root;

  TraceContext *rootTraceContext;

  // Operations
public:
  YMLLoader(YMLEntityFactory *factory, Interpreter *interpreter);
  virtual ~YMLLoader();

  virtual void parseCall(call_t type, int argc, const char * const *args);

  YMLNetwork *parse(std::istream &stream, TraceContext *traceContext = 0);
  YMLNetwork *parse(const char *filename, TraceContext *traceContext = 0);;
  YMLNetwork *parse(XERCES_CPP_NAMESPACE::InputSource *input,
                    TraceContext *traceContext = 0);

protected:
  YMLNetwork *topNetwork();
  YMLNode *topNode();
  YMLLink *topLink();
  YMLPort *topPort();
  YMLEntity *topEntity();
};

#endif

---