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parsable.hh
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/**
* @file parsable.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Wed Nov 13 2013
* @date last modification: Tue Jun 24 2014
*
* @brief Interface of parsable objects
*
* @section LICENSE
*
* Copyright (©) 2014 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_PARSABLE_HH__
#define __AKANTU_PARSABLE_HH__
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
/// Defines the access modes of parsable parameters
enum ParamAccessType {
_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 ParamAccessType operator|(const ParamAccessType & a, const ParamAccessType & b) {
ParamAccessType tmp = ParamAccessType(UInt(a) | UInt(b));
return tmp;
}
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
template<typename T> class ParsableParamTyped;
/* -------------------------------------------------------------------------- */
/**
* Interface for the ParsableParamTyped
*/
class ParsableParam {
public:
ParsableParam();
ParsableParam(std::string name, std::string description, ParamAccessType param_type);
virtual ~ParsableParam() {};
/* ------------------------------------------------------------------------ */
bool isInternal() const;
bool isWritable() const;
bool isReadable() const;
bool isParsable() const;
void setAccessType(ParamAccessType ptype);
/* ------------------------------------------------------------------------ */
template<typename T, typename V> void set(const V & value);
template<typename T> T & get();
template<typename T> const T & get() const;
virtual void parseParam(const ParserParameter & param);
/* ------------------------------------------------------------------------ */
virtual void printself(std::ostream & stream) const;
protected:
/// Returns const instance of templated sub-class ParsableParamTyped
template<typename T>
const ParsableParamTyped<T> & getParsableParamTyped() const;
/// Returns instance of templated sub-class ParsableParamTyped
template<typename T>
ParsableParamTyped<T> & getParsableParamTyped();
private:
/// Name of parameter
std::string name;
/// Description of parameter
std::string description;
/// Type of access
ParamAccessType param_type;
};
/* -------------------------------------------------------------------------- */
/* Typed Parameter */
/* -------------------------------------------------------------------------- */
/**
* Type parameter transfering a ParserParameter (string: string) to a typed parameter in the memory of the p
*/
template<typename T>
class ParsableParamTyped : public ParsableParam {
public:
ParsableParamTyped(std::string name, std::string description,
ParamAccessType param_type, T & param);
/* ------------------------------------------------------------------------ */
template<typename V>
void setTyped(const V & value);
T & getTyped();
const T & getTyped() const;
void parseParam(const ParserParameter & param);
virtual void printself(std::ostream & stream) const;
private:
/// Value of parameter
T & param;
};
/* -------------------------------------------------------------------------- */
/* Parsable Interface */
/* -------------------------------------------------------------------------- */
/// Defines interface for classes to manipulate parsable parameters
class Parsable {
public:
Parsable(const SectionType & section_type,
const ID & id = std::string()) : section_type(section_type), pid(id) {};
virtual ~Parsable();
/* ------------------------------------------------------------------------ */
/// Add parameter to the params map
template<typename T>
void registerParam(std::string name, T & variable,
ParamAccessType type,
const std::string description = "");
/// Add parameter to the params map (with default value)
template<typename T>
void registerParam(std::string name, T & variable, T default_value,
ParamAccessType type,
const std::string description = "");
/// Add subsection to the sub_sections map
void registerSubSection(const SectionType & type,
const std::string & name,
Parsable & sub_section);
/* ------------------------------------------------------------------------ */
/// 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
template<typename T> const T & get(const std::string & name) const;
protected:
template<typename T> T & get(const std::string & name);
protected:
void setParamAccessType(const std::string & name, ParamAccessType ptype);
/* ------------------------------------------------------------------------ */
public:
virtual void parseSection(const ParserSection & section);
virtual void parseSubSection(const ParserSection & section);
virtual void parseParam(const ParserParameter & parameter);
/* ------------------------------------------------------------------------ */
virtual void printself(std::ostream & stream, int indent) const;
private:
SectionType section_type;
/// ID of parsable object
ID pid;
/// Parameters map
std::map<std::string, ParsableParam *> params;
typedef std::pair<SectionType, std::string> SubSectionKey;
typedef std::map<SubSectionKey, Parsable *> SubSections;
/// Subsections map
SubSections sub_sections;
};
__END_AKANTU__
#include "parsable_tmpl.hh"
#endif /* __AKANTU_PARSABLE_HH__ */
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