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//
// Object.h
//
// Object: This baseclass defines how an object should behave.
// This includes the ability to be put into a list
//
// Part of the ht://Dig package <https://htdig.sourceforge.net/>
// Copyright (c) 1999-2004 The ht://Dig Group
// For copyright details, see the file COPYING in your distribution
// or the GNU Library General Public License (LGPL) version 2 or later
// <http://www.gnu.org/copyleft/lgpl.html>
//
// $Id: Object.h,v 1.9 2004/05/28 13:15:21 lha Exp $
//
#ifndef _Object_h_
#define _Object_h_
#include "lib.h"
#include <stdio.h>
class String;
class Object
{
public:
//
// Constructor/Destructor
//
Object() {}
virtual ~Object() {}
//
// To ensure a consistent comparison interface and to allow comparison
// of all kinds of different objects, we will define a comparison functions.
//
virtual int compare(const Object &) const { return 0;}
//
// To allow a deep copy of data structures we will define a standard interface...
// This member will return a copy of itself, freshly allocated and deep copied.
//
virtual Object *Copy() const { fprintf(stderr, "Object::Copy: derived class does not implement Copy\n"); return new Object(); }
};
#endif
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