72 lines
2.4 KiB
C++
72 lines
2.4 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) 2011 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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#ifndef OCCI_DATASOURCE_HPP
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#define OCCI_DATASOURCE_HPP
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// mapnik
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#include <mapnik/datasource.hpp>
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#include <mapnik/box2d.hpp>
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#include <mapnik/feature.hpp>
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#include <mapnik/feature_layer_desc.hpp>
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// boost
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#include <boost/shared_ptr.hpp>
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// oci
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#include "occi_types.hpp"
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class occi_datasource : public mapnik::datasource
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{
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public:
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occi_datasource(mapnik::parameters const& params, bool bind = true);
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virtual ~occi_datasource ();
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int type() const;
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static std::string name();
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mapnik::featureset_ptr features(mapnik::query const& q) const;
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mapnik::featureset_ptr features_at_point(mapnik::coord2d const& pt) const;
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mapnik::box2d<double> envelope() const;
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mapnik::layer_descriptor get_descriptor() const;
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void bind() const;
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private:
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int type_;
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mutable std::string table_;
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mutable std::string table_name_;
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mutable std::string fields_;
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mutable std::string geometry_field_;
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mutable int srid_;
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mutable bool srid_initialized_;
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mutable bool extent_initialized_;
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mutable mapnik::box2d<double> extent_;
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mutable mapnik::layer_descriptor desc_;
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int row_limit_;
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int row_prefetch_;
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mutable oracle::occi::StatelessConnectionPool* pool_;
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mutable oracle::occi::Connection* conn_;
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bool use_connection_pool_;
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bool multiple_geometries_;
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bool use_spatial_index_;
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static const std::string METADATA_TABLE;
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};
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#endif // OCCI_DATASOURCE_HPP
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