occurrence.h

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#ifndef OCCURRENCE_CLASS
#define OCCURRENCE_CLASS

/*****************************************************************************\
*                                                                             *
*  Name   : occurrence                                                        *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*******************************************************************************
* Copyright (c) 1990-$now By Author.  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 is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/

#include "opsysdll.h"

#include <basis/earth_time.h>
#include <basis/function.h>
#include <basis/istring.h>
#include <basis/packable.h>
#include <basis/object_base.h>


class OPSYSTEM_CLASS_STYLE occurrence
: public packable, public virtual object_base
{
public:
  outcome _out;  
  earth_time::time_locus _when;  
  istring _operation;  
  istring _location;

  IMPLEMENT_CLASS_NAME("occurrence");

  inline occurrence(const outcome &o = outcome(1),
      const earth_time::time_locus &when = earth_time::now(),
      const istring &operation = istring::empty_string(),
      const istring &location = istring::empty_string())
      : _out(o), _when(when), _operation(operation), _location(location) {}

  bool valid() const {

    return non_positive(_out.value());
  }

  virtual void pack(byte_array &packed_form) const;

  virtual bool unpack(byte_array &packed_form);
};

#endif

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