RawReaderRegistry.hpp

Go to the documentation of this file.

 
#pragma once
 
#include <ext/memory>
#include <ext/typeinfo>
 
#include <alib/string>
#include <alib/map>
 
#include <abstraction/OperationAbstraction.hpp>
 
namespace abstraction {
 
class RawReaderRegistry {
public:
    class Entry {
    public:
        virtual std::shared_ptr < abstraction::OperationAbstraction > getAbstraction ( ) const = 0;
 
        virtual ~Entry ( ) = default;
    };
 
private:
    template < class Return >
    class EntryImpl : public Entry {
    public:
        std::shared_ptr < abstraction::OperationAbstraction > getAbstraction ( ) const override;
    };
 
    static ext::map < std::string, std::unique_ptr < Entry > > & getEntries ( );
 
public:
    static void unregisterRawReader ( const std::string & type );
 
    template < class ReturnType >
    static void unregisterRawReader ( ) {
        std::string type = ext::to_string < ReturnType > ( );
        unregisterRawReader ( type );
    }
 
    static void registerRawReader ( std::string type, std::unique_ptr < Entry > entry );
 
    template < class ReturnType >
    static void registerRawReader ( std::string type ) {
        registerRawReader ( std::move ( type ), std::unique_ptr < Entry > ( new EntryImpl < ReturnType > ( ) ) );
    }
 
    template < class ReturnType >
    static void registerRawReader ( ) {
        std::string type = ext::to_string < ReturnType > ( );
        registerRawReader < ReturnType > ( std::move ( type ) );
    }
 
    static std::shared_ptr < abstraction::OperationAbstraction > getAbstraction ( const std::string & type );
};
 
} /* namespace abstraction */
 
#include <abstraction/RawReaderAbstraction.hpp>
 
namespace abstraction {
 
template < class Return >
std::shared_ptr < abstraction::OperationAbstraction > RawReaderRegistry::EntryImpl < Return >::getAbstraction ( ) const {
    return std::make_shared < abstraction::RawReaderAbstraction < Return > > ( );
}
 
} /* namespace abstraction */