//
// $Id: AbsCriteria.h,v 1.7 2006/05/01 13:27:33 bakerj Exp $
//
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#ifndef ABSCRITERIA_H
#define ABSCRITERIA_H

//	required xerces includes
#include <xercesc/dom/DOM.hpp>
#include <xercesc/dom/DOMAttr.hpp>
#include <xercesc/dom/DOMDocument.hpp>
#include <xercesc/dom/DOMNodeList.hpp>
#include <xercesc/util/XMLString.hpp>
#include <xercesc/util/PlatformUtils.hpp>
#include <xercesc/parsers/AbstractDOMParser.hpp>

#include <string>
#include <iostream>
#include <stdlib.h>

#include "Log.h"
#include "OvalEnum.h"
#include "XmlCommon.h"
#include "Exception.h"


XERCES_CPP_NAMESPACE_USE
using namespace std;

class AbsCriteria;

/**
	This class represents the the commonalities among all types of criteria in the oval definition schema.
	The oval definition schema defines several different types of criteria. Each criteria shares a 
	common set of attributes and the need for a common set of operations. This class encapsulates
	all the common functionality.
*/
class AbsCriteria {

public :
	AbsCriteria(bool negate = false, OvalEnum::ResultEnumeration result = OvalEnum::ERROR_RESULT);
	virtual ~AbsCriteria();

	virtual void Write(DOMElement* parent) = 0;
	virtual void Parse(DOMElement* criteriaElm) = 0;
	virtual OvalEnum::ResultEnumeration Analyze() = 0;

	OvalEnum::ResultEnumeration GetResult();
	void SetResult(OvalEnum::ResultEnumeration result);

	bool GetNegate();
	void SetNegate(bool negate);

private:
	bool negate;
	OvalEnum::ResultEnumeration result;
};

/**	
	A vector for storing AbsCriteria objects. 
	Stores only pointers to the objects. 
*/
typedef vector < AbsCriteria*, allocator<AbsCriteria*> > AbsCriteriaVector;

#endif
