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/********************* */
/*! \file record.h
** \verbatim
** Original author: Morgan Deters
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2014 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief A class representing a Record definition
**
** A class representing a Record definition.
**/
#include "cvc4_public.h"
#ifndef __CVC4__RECORD_H
#define __CVC4__RECORD_H
#include <iostream>
#include <string>
#include <vector>
#include <utility>
#include "util/hash.h"
// Forward Declarations
namespace CVC4 {
// This forward delcartion is required to resolve a cicular dependency with
// Record which is a referenced in a Kind file.
class CVC4_PUBLIC Type;
} /* namespace CVC4 */
namespace CVC4 {
// operators for record select and update
class CVC4_PUBLIC RecordSelect {
std::string d_field;
public:
RecordSelect(const std::string& field) throw() : d_field(field) { }
std::string getField() const throw() { return d_field; }
bool operator==(const RecordSelect& t) const throw() { return d_field == t.d_field; }
bool operator!=(const RecordSelect& t) const throw() { return d_field != t.d_field; }
};/* class RecordSelect */
class CVC4_PUBLIC RecordUpdate {
std::string d_field;
public:
RecordUpdate(const std::string& field) throw() : d_field(field) { }
std::string getField() const throw() { return d_field; }
bool operator==(const RecordUpdate& t) const throw() { return d_field == t.d_field; }
bool operator!=(const RecordUpdate& t) const throw() { return d_field != t.d_field; }
};/* class RecordUpdate */
struct CVC4_PUBLIC RecordSelectHashFunction {
inline size_t operator()(const RecordSelect& t) const {
return StringHashFunction()(t.getField());
}
};/* struct RecordSelectHashFunction */
struct CVC4_PUBLIC RecordUpdateHashFunction {
inline size_t operator()(const RecordUpdate& t) const {
return StringHashFunction()(t.getField());
}
};/* struct RecordUpdateHashFunction */
std::ostream& operator<<(std::ostream& out, const RecordSelect& t) CVC4_PUBLIC;
std::ostream& operator<<(std::ostream& out, const RecordUpdate& t) CVC4_PUBLIC;
// now an actual record definition
class CVC4_PUBLIC Record {
public:
// Type must stay as incomplete types throughout this header!
// Everything containing a Type must be a pointer or a reference.
typedef std::vector< std::pair<std::string, Type> > FieldVector;
Record(const FieldVector& fields);
Record(const Record& other);
~Record();
Record& operator=(const Record& r);
bool contains(const std::string &name) const;
size_t getIndex(std::string name) const;
size_t getNumFields() const;
const FieldVector& getFields() const;
const std::pair<std::string, Type>& operator[](size_t index) const;
bool operator==(const Record& r) const;
bool operator!=(const Record& r) const {
return !(*this == r);
}
private:
FieldVector* d_fields;
};/* class Record */
struct CVC4_PUBLIC RecordHashFunction {
size_t operator()(const Record& r) const;
};/* struct RecordHashFunction */
std::ostream& operator<<(std::ostream& os, const Record& r) CVC4_PUBLIC;
}/* CVC4 namespace */
#endif /* __CVC4__RECORD_H */
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