AbstractPrivateData.h

/* -*- mode: c++; indent-tabs-mode: nil -*- */
/*
  AbstractPrivateData.h

  abstract class for private data in objects

  Qore Programming Language

  Copyright 2003 - 2014 David Nichols

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

#ifndef _QORE_ABSTRACTPRIVATEDATA_H

#define _QORE_ABSTRACTPRIVATEDATA_H

#include <qore/QoreReferenceCounter.h>


class AbstractPrivateData : public QoreReferenceCounter {
protected:
   DLLLOCAL virtual ~AbstractPrivateData() {}

public:
   DLLLOCAL void ref() {
      ROreference();
   }


   DLLLOCAL virtual void deref(class ExceptionSink *xsink) {
      if (ROdereference())
         delete this;
   }

   DLLLOCAL virtual void deref() {
      if (ROdereference())
         delete this;
   }
};

#endif // _QORE_ABSTRACTPRIVATEDATA_H