sqlSharedLibraries.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2012 Vincent Lachenal
 
  This file is part of ANCH Framework.
 
  ANCH Framework 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.
 
  ANCH Framework 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 ANCH Framework.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
 
#include <string>
#include <map>
#include <memory>
 
#include "connection.hpp"
#include "singleton.hpp"
 
 
namespace anch::sql {

  struct SQLSharedLibrary {
    std::string layer;

    void* _layer;

    std::shared_ptr<Connection> (*make_shared_connection)(const SqlConnectionConfiguration&);

    Connection* (*create)(const SqlConnectionConfiguration&);
  };

  class SQLSharedLibraries: public anch::Singleton<SQLSharedLibraries> {
    friend anch::Singleton<SQLSharedLibraries>;
 
    // Attributes +
  private:
    std::map<std::string,anch::sql::SQLSharedLibrary> _libraries;
    // Attributes -
 
    // Constructors +
  private:
    SQLSharedLibraries() noexcept;

    SQLSharedLibraries(const SQLSharedLibraries& other) = delete;
    // Constructors -
 
    // Destructor +
  private:
    virtual ~SQLSharedLibraries();
    // Destructor -
 
    // Methods +
  public:
    void registerSQLLibrary(const std::string& db, const std::string& library);

    std::shared_ptr<Connection> makeSharedConnection(const SqlConnectionConfiguration& config);

    Connection* makeConnection(const SqlConnectionConfiguration& config);

    static void registerMySQL();

    static void registerPostgreSQL();

    static void registerSQLite();
    // Methods -
 
  };
 
}
 
#include "sql/impl/sqlSharedLibraries.hpp"