#ifndef ModelFactory_H_INCLUDED
#define ModelFactory_H_INCLUDED

#include <map>

template
    <
        typename AbstractModel,
        typename IdentifierType,
        typename ModelCreator
    >
class ModelFactory
{
private:
    typedef std::map<IdentifierType,ModelCreator> AssociationMap;
    AssociationMap assocMap;

public:
    bool Register(const IdentifierType& id, ModelCreator creator)
    {
        return this->assocMap.insert(AssociationMap::value_type(id,creator)).second;
    }

    bool Unregister(const IdentifierType& id)
    {
        return assocMap.erase(id) == 1;
    }

    AbstractModel* create(const IdentifierType& id)
    {
        typename AssociationMap::const_iterator iter = assocMap.find(id);
        if(iter != assocMap.end())
        {
            return (iter->second)();
        }
    }
};

#endif