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/********************* */
/*! \file util_model.h
** \verbatim
** Original author: barrett
** Major contributors: mdeters
** Minor contributors (to current version): ajreynol
** This file is part of the CVC4 prototype.
** Copyright (c) 2009-2012 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief Model class
**/
#include "cvc4_private.h"
#ifndef __CVC4__UTIL_MODEL_H
#define __CVC4__UTIL_MODEL_H
#include <iostream>
#include <vector>
#include "expr/expr.h"
#include "util/cardinality.h"
namespace CVC4 {
class Command;
class SmtEngine;
class Model;
std::ostream& operator<<(std::ostream&, Model&);
class Model {
friend std::ostream& operator<<(std::ostream&, Model&);
protected:
/** The SmtEngine we're associated to */
const SmtEngine& d_smt;
/** construct the base class; users cannot do this, only CVC4 internals */
Model();
public:
/** virtual destructor */
virtual ~Model() { }
/** get number of commands to report */
size_t getNumCommands() const;
/** get command */
const Command* getCommand(size_t i) const;
public:
/** get value for expression */
virtual Expr getValue(Expr expr) const = 0;
/** get cardinality for sort */
virtual Cardinality getCardinality(Type t) const = 0;
};/* class Model */
class ModelBuilder {
public:
ModelBuilder() { }
virtual ~ModelBuilder() { }
virtual void buildModel(Model* m, bool fullModel) = 0;
};/* class ModelBuilder */
}/* CVC4 namespace */
#endif /* __CVC4__UTIL_MODEL_H */
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