FactoryCollectionBase.h

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/*
* This file is part of ArmarX.
*
* Copyright (C) 2011-2016, High Performance Humanoid Technologies (H2T), Karlsruhe Institute of Technology (KIT), all rights reserved.
*
* ArmarX is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* ArmarX 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @package
* @author     Mirko Waechter( waechter at kit dot edu)
* @date       2013
* @copyright  http://www.gnu.org/licenses/gpl-2.0.txt
*             GNU General Public License
*/
 
#pragma once
 
#include <map>
#include <memory>
#include <string>
#include <vector>
 
#include <Ice/ValueFactory.h>
 
namespace armarx
{
    class FactoryCollectionBase;
    using FactoryCollectionBasePtr = IceUtil::Handle<FactoryCollectionBase>;
 
    class FactoryCollectionBaseCleanUp
    {
        FactoryCollectionBaseCleanUp(FactoryCollectionBasePtr factoryToRemoveOnDesctruction);
        FactoryCollectionBasePtr factoryCollection;
 
    public:
        FactoryCollectionBaseCleanUp(FactoryCollectionBaseCleanUp&&) = default;
        ~FactoryCollectionBaseCleanUp();
        friend class FactoryCollectionBase;
    };
 
    template <class IceBaseClass, class DerivedClass>
    class GenericFactory : public Ice::ValueFactory
    {
    public:
        Ice::ObjectPtr
        create(const std::string& type) override
        {
            assert(type == IceBaseClass::ice_staticId());
            return new DerivedClass();
        }
    };
 
    using ObjectFactoryMap = std::map<std::string, Ice::ValueFactoryPtr>;
 
    class FactoryCollectionBase : virtual public IceUtil::Shared
    {
    public:
        FactoryCollectionBase();
 
        virtual ObjectFactoryMap getFactories() = 0;
 
 
        static FactoryCollectionBaseCleanUp
        addToPreregistration(FactoryCollectionBasePtr factoryCollection);
 
        static const std::vector<FactoryCollectionBasePtr>&
        GetPreregistratedFactories()
        {
            return PreregistrationList();
        }
 
        template <class IceBaseClass, class DerivedClass>
        void
        add(ObjectFactoryMap& map)
        {
            map.insert(std::make_pair(IceBaseClass::ice_staticId(),
                                      new GenericFactory<IceBaseClass, DerivedClass>()));
        }
 
        template <class DerivedClass>
        void
        add(ObjectFactoryMap& map)
        {
            map.insert(std::make_pair(DerivedClass::ice_staticId(),
                                      new GenericFactory<DerivedClass, DerivedClass>()));
        }
 
    protected:
        static std::vector<FactoryCollectionBasePtr>& PreregistrationList();
 
        friend class FactoryCollectionBaseCleanUp;
        friend class ArmarXManager;
    };
 
 
} // namespace armarx