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parameter_registry.hh
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parameter_registry.hh
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/**
* @file parameter_registry.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Thu Aug 09 2012
* @date last modification: Tue Jan 30 2018
*
* @brief Interface of the parameter registry
*
*
* Copyright (©) 2010-2018 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "parser.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_PARAMETER_REGISTRY_HH_
#define AKANTU_PARAMETER_REGISTRY_HH_
namespace akantu {
class ParserParameter;
}
namespace akantu {
/* -------------------------------------------------------------------------- */
/// Defines the access modes of parsable parameters
enum ParameterAccessType {
_pat_internal = 0x0001,
_pat_writable = 0x0010,
_pat_readable = 0x0100,
_pat_modifiable = 0x0110, //<_pat_readable | _pat_writable,
_pat_parsable = 0x1000,
_pat_parsmod = 0x1110 //< _pat_parsable | _pat_modifiable
};
/// Bit-wise operator between access modes
inline ParameterAccessType operator|(const ParameterAccessType & a,
const ParameterAccessType & b) {
auto tmp = ParameterAccessType(UInt(a) | UInt(b));
return tmp;
}
/* -------------------------------------------------------------------------- */
template <typename T> class ParameterTyped;
/**
* Interface for the Parameter
*/
class Parameter {
public:
Parameter();
Parameter(std::string name, std::string description,
ParameterAccessType param_type);
virtual ~Parameter() = default;
/* ------------------------------------------------------------------------ */
bool isInternal() const;
bool isWritable() const;
bool isReadable() const;
bool isParsable() const;
void setAccessType(ParameterAccessType ptype);
/* ------------------------------------------------------------------------ */
template <typename T, typename V> void set(const V & value);
virtual void setAuto(const ParserParameter & param);
template <typename T> T & get();
template <typename T> const T & get() const;
virtual inline operator Real() const { throw std::bad_cast(); };
template <typename T> inline operator T() const;
/* ------------------------------------------------------------------------ */
virtual void printself(std::ostream & stream) const;
virtual const std::type_info & type() const = 0;
protected:
/// Returns const instance of templated sub-class ParameterTyped
template <typename T> const ParameterTyped<T> & getParameterTyped() const;
/// Returns instance of templated sub-class ParameterTyped
template <typename T> ParameterTyped<T> & getParameterTyped();
protected:
/// Name of parameter
std::string name;
private:
/// Description of parameter
std::string description;
/// Type of access
ParameterAccessType param_type{_pat_internal};
};
/* -------------------------------------------------------------------------- */
/* Typed Parameter */
/* -------------------------------------------------------------------------- */
/**
* Type parameter transfering a ParserParameter (string: string) to a typed
* parameter in the memory of the p
*/
template <typename T> class ParameterTyped : public Parameter {
public:
ParameterTyped(const std::string & name, const std::string & description,
ParameterAccessType param_type, T & param);
/* ------------------------------------------------------------------------ */
template <typename V> void setTyped(const V & value);
void setAuto(const ParserParameter & value) override;
T & getTyped();
const T & getTyped() const;
void printself(std::ostream & stream) const override;
inline operator Real() const override;
inline const std::type_info & type() const override { return typeid(T); }
private:
/// Value of parameter
T & param;
};
/* -------------------------------------------------------------------------- */
/* Parsable Interface */
/* -------------------------------------------------------------------------- */
/// Defines interface for classes to manipulate parsable parameters
class ParameterRegistry {
public:
ParameterRegistry();
virtual ~ParameterRegistry();
/* ------------------------------------------------------------------------ */
/// Add parameter to the params map
template <typename T>
void registerParam(const std::string & name, T & variable, ParameterAccessType type,
const std::string & description = "");
/// Add parameter to the params map (with default value)
template <typename T>
void registerParam(const std::string &name, T & variable, const T & default_value,
ParameterAccessType type,
const std::string & description = "");
/*------------------------------------------------------------------------- */
protected:
void registerSubRegistry(const ID & id, ParameterRegistry & registry);
/* ------------------------------------------------------------------------ */
public:
/// Set value to a parameter (with possible different type)
template <typename T, typename V>
void setMixed(const std::string & name, const V & value);
/// Set value to a parameter
template <typename T> void set(const std::string & name, const T & value);
/// Get value of a parameter
inline const Parameter & get(const std::string & name) const;
/// Get value of a parameter
inline Parameter & get(const std::string & name);
std::vector<ID> listParameters() const {
std::vector<ID> params;
for (const auto & pair : this->params) {
params.push_back(pair.first);
}
return params;
}
std::vector<ID> listSubRegisteries() const {
std::vector<ID> subs;
for (const auto & pair : this->sub_registries) {
subs.push_back(pair.first);
}
return subs;
}
protected:
template <typename T> T & get_(const std::string & name);
protected:
void setParameterAccessType(const std::string & name,
ParameterAccessType ptype);
/* ------------------------------------------------------------------------ */
virtual void printself(std::ostream & stream, int indent) const;
protected:
/// Parameters map
using Parameters = std::map<std::string, Parameter *>;
Parameters params;
/// list of sub-registries
using SubRegisteries = std::map<std::string, ParameterRegistry *>;
SubRegisteries sub_registries;
/// should accessor check in sub registries
bool consisder_sub{true};
};
} // namespace akantu
#include "parameter_registry_tmpl.hh"
#endif /* AKANTU_PARAMETER_REGISTRY_HH_ */

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