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/********************* -*- C++ -*- */
/** exception.h
** Original author: mdeters
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
** CVC4's exception base class and some associated utilities.
**/
#ifndef __CVC4__EXCEPTION_H
#define __CVC4__EXCEPTION_H
#include <string>
#include <iostream>
#include "cvc4_config.h"
namespace CVC4 {
class CVC4_PUBLIC Exception {
protected:
std::string d_msg;
public:
// Constructors
Exception() : d_msg("Unknown exception") {}
Exception(const std::string& msg) : d_msg(msg) {}
Exception(const char* msg) : d_msg(msg) {}
// Destructor
virtual ~Exception() {}
// NON-VIRTUAL METHOD for setting and printing the error message
void setMessage(const std::string& msg) { d_msg = msg; }
// Printing: feel free to redefine toString(). When inherited,
// it's recommended that this method print the type of exception
// before the actual message.
virtual std::string toString() const { return d_msg; }
// No need to overload operator<< for the inherited classes
friend std::ostream& operator<<(std::ostream& os, const Exception& e);
};/* class Exception */
inline std::ostream& operator<<(std::ostream& os, const Exception& e) {
return os << e.toString();
}
}/* CVC4 namespace */
#endif /* __CVC4__EXCEPTION_H */
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