open_list_factory.h

#ifndef OPEN_LIST_FACTORY_H
#define OPEN_LIST_FACTORY_H
 
#include "downward/open_list.h"
 
#include <memory>
 
class OpenListFactory {
public:
    OpenListFactory() = default;
    virtual ~OpenListFactory() = default;
 
    OpenListFactory(const OpenListFactory&) = delete;
 
    virtual std::unique_ptr<StateOpenList> create_state_open_list() = 0;
    virtual std::unique_ptr<EdgeOpenList> create_edge_open_list() = 0;
 
    /*
      The following template receives manual specializations (in the
      cc file) for the open list types we want to support. It is
      intended for templatized callers, e.g. the constructor of
      AlternationOpenList.
    */
    template <typename T>
    std::unique_ptr<OpenList<T>> create_open_list();
};
 
#endif