57 lines
2 KiB
C++
57 lines
2 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2006 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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//$Id: datasource_cache.hpp 39 2005-04-10 20:39:53Z pavlenko $
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#ifndef DATASOURCE_CACHE_HPP
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#define DATASOURCE_CACHE_HPP
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// stl
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#include <map>
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// boost
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#include <boost/shared_ptr.hpp>
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// mapnik
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#include <mapnik/utils.hpp>
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#include <mapnik/params.hpp>
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#include <mapnik/plugin.hpp>
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#include <mapnik/datasource.hpp>
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namespace mapnik {
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class MAPNIK_DECL datasource_cache :
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public singleton <datasource_cache,CreateStatic>
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{
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friend class CreateStatic<datasource_cache>;
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private:
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datasource_cache();
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~datasource_cache();
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datasource_cache(const datasource_cache&);
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datasource_cache& operator=(const datasource_cache&);
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static std::map<std::string,boost::shared_ptr<PluginInfo> > plugins_;
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static bool registered_;
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static bool insert(const std::string& name,const lt_dlhandle module);
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public:
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static void register_datasources(const std::string& path);
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static boost::shared_ptr<datasource> create(parameters const& params);
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};
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}
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#endif //DATASOURCE_CACHE_HPP
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