mysql_client_api.cpp 2.74 KB
/*
  Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/C++ is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
  MySQL Connectors. There are special exceptions to the terms and
  conditions of the GPLv2 as it is applied to this software, see the
  FLOSS License Exception
  <http://www.mysql.com/about/legal/licensing/foss-exception.html>.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published
  by the Free Software Foundation; version 2 of the License.

  This program 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, write to the Free Software Foundation, Inc.,
  51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/

#include <map>
#include <boost/shared_ptr.hpp>
#include <cppconn/sqlstring.h>

#include "binding_config.h"

#ifdef MYSQLCLIENT_STATIC_BINDING
/* MySQL client library is linked */
# include "libmysql_static_proxy.h"
#else
/* MySQL client library will be dynamically loaded */
# include "libmysql_dynamic_proxy.h"
#endif

namespace sql
{
    namespace mysql
    {
        namespace NativeAPI
        {

            /* We need probably multi_index map by path and HMODULE/void * as we can load same library by different name */
            static std::map< sql::SQLString, boost::shared_ptr<IMySQLCAPI> > wrapper;

            boost::shared_ptr< IMySQLCAPI > getCApiHandle(const sql::SQLString& name)
            {
#ifdef MYSQLCLIENT_STATIC_BINDING
                return LibmysqlStaticProxy::theInstance();
#else

                std::map< sql::SQLString, boost::shared_ptr< IMySQLCAPI > >::const_iterator cit;

                if ((cit = wrapper.find(name)) != wrapper.end()) {
                    return cit->second;
                }
                else {
                    boost::shared_ptr< IMySQLCAPI > newWrapper;

                    newWrapper.reset(new LibmysqlDynamicProxy(name));
                    wrapper[name] = newWrapper;

                    return newWrapper;
                }
#endif
            }

        } /* namespace NativeAPI */
    } /* namespace mysql */
} /* namespace sql */

#include "binding_config.h"
/*
#ifdef MYSQLCLIENT_STATIC_BINDING
# include "libmysql_static_proxy.cpp"
#else
# include "libmysql_dynamic_proxy.cpp"
#endif
*/
/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */