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/*
Author: Juan Rada-Vilela, Ph.D.
Copyright (C) 2010-2014 FuzzyLite Limited
All rights reserved
This file is part of fuzzylite.
fuzzylite 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.
fuzzylite 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 fuzzylite. If not, see <http://www.gnu.org/licenses/>.
fuzzylite™ is a trademark of FuzzyLite Limited.
*/
#include "fl/factory/ConstructionFactory.h"
#include "fl/Exception.h"
#include "fl/defuzzifier/Defuzzifier.h"
#include "fl/hedge/Hedge.h"
#include "fl/norm/SNorm.h"
#include "fl/norm/TNorm.h"
#include "fl/term/Function.h"
#include "fl/term/Term.h"
namespace fl {
template <typename T>
ConstructionFactory<T>::ConstructionFactory(const std::string& name) : _name(name) {
}
template <typename T>
ConstructionFactory<T>::~ConstructionFactory() {
}
template<typename T>
std::string ConstructionFactory<T>::name() const {
return this->_name;
}
template <typename T>
void ConstructionFactory<T>::registerConstructor(const std::string& key, Constructor constructor) {
this->_constructors[key] = constructor;
}
template <typename T>
void ConstructionFactory<T>::deregisterConstructor(const std::string& key) {
typename std::map<std::string, Constructor>::iterator it = this->_constructors.find(key);
if (it != this->_constructors.end()) {
this->_constructors.erase(it);
}
}
template <typename T>
bool ConstructionFactory<T>::hasConstructor(const std::string& key) const {
typename std::map<std::string, Constructor>::const_iterator it = this->_constructors.find(key);
return (it != this->_constructors.end());
}
template <typename T>
typename ConstructionFactory<T>::Constructor ConstructionFactory<T>::getConstructor(const std::string& key) const {
typename std::map<std::string, Constructor>::const_iterator it = this->_constructors.find(key);
if (it != this->_constructors.end()) {
return it->second;
}
return fl::null;
}
template <typename T>
T ConstructionFactory<T>::constructObject(const std::string& key) const {
typename std::map<std::string, Constructor>::const_iterator it = this->_constructors.find(key);
if (it != this->_constructors.end()) {
if (it->second) {
return it->second();
}
return fl::null;
}
std::ostringstream ss;
ss << "[factory error] constructor of " + _name + " <" << key << "> not registered";
throw fl::Exception(ss.str(), FL_AT);
}
template <typename T>
std::vector<std::string> ConstructionFactory<T>::available() const {
std::vector<std::string> result;
typename std::map<std::string, Constructor>::const_iterator it = this->_constructors.begin();
while (it != this->_constructors.end()) {
result.push_back(it->first);
++it;
}
return result;
}
template class ConstructionFactory<Defuzzifier*>;
template class ConstructionFactory<Hedge*>;
template class ConstructionFactory<SNorm*>;
template class ConstructionFactory<TNorm*>;
template class ConstructionFactory<Term*>;
}
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