Transactor.h

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/*  Copyright (C) 2008 National Institute For Space Research (INPE) - Brazil.

    This file is part of the TerraLib - a Framework for building GIS enabled applications.

    TerraLib 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.

    TerraLib 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 TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */

/*!
  \file terralib/ws/ogc/wms/dataaccess/Transactor.h

  \brief Implementation of the transactor for the WS OGC WMS

  \author Emerson Moraes
*/

#ifndef __TERRALIB_WS_OGC_WMS_DATAACCESS_TRANSACTOR_H
#define __TERRALIB_WS_OGC_WMS_DATAACCESS_TRANSACTOR_H

// STL
#include <map>
#include <memory>
#include <string>

// TerraLib
#include "../../../../dataaccess/datasource/DataSourceTransactor.h"
#include "../client/WMSClient.h"
#include "Config.h"
#include "../client/DataTypes.h"

namespace te
{
  namespace ws
  {
    namespace ogc
    {
      namespace wms
      {
        namespace da
        {

        class DataSource;

        /*!
          \class Transactor

          \brief Implementation of the transactor for the WMS driver.
        */
        class TEOGCWMSDATAACCESSEXPORT Transactor : public te::da::DataSourceTransactor
        {
        public:

          Transactor(const std::shared_ptr<te::ws::ogc::WMSClient> wms);

          ~Transactor();

          te::da::DataSource* getDataSource() const;

          void begin();

          void commit();

          void rollBack();

          bool isInTransaction() const;

          std::auto_ptr<te::da::DataSet> getDataSet(const std::string& name,
                                                    te::common::TraverseType travType = te::common::FORWARDONLY,
                                                    bool connected = false,
                                                    const te::common::AccessPolicy accessPolicy = te::common::RAccess);

          std::auto_ptr<te::da::DataSet> getDataSet(const std::string& name,
                                                    const std::string& propertyName,
                                                    const te::gm::Envelope* e,
                                                    te::gm::SpatialRelation r,
                                                    te::common::TraverseType travType = te::common::FORWARDONLY,
                                                    bool connected = false,
                                                    const te::common::AccessPolicy accessPolicy = te::common::RAccess);

          std::auto_ptr<te::da::DataSet> getDataSet(const std::string& name,
                                                    const std::string& propertyName,
                                                    const te::gm::Geometry* g,
                                                    te::gm::SpatialRelation r,
                                                    te::common::TraverseType travType = te::common::FORWARDONLY,
                                                    bool connected = false,
                                                    const te::common::AccessPolicy accessPolicy = te::common::RAccess);

          std::auto_ptr<te::da::DataSet> getDataSet(const std::string& name,
                                                    const te::da::ObjectIdSet* oids,
                                                    te::common::TraverseType travType = te::common::FORWARDONLY,
                                                    bool connected = false,
                                                    const te::common::AccessPolicy accessPolicy = te::common::RAccess);

          std::auto_ptr<te::da::DataSet> query(const te::da::Select& q,
                                               te::common::TraverseType travType = te::common::FORWARDONLY,
                                               bool connected = false,
                                               const te::common::AccessPolicy accessPolicy = te::common::RAccess);

          std::auto_ptr<te::da::DataSet> query(const std::string& query,
                                               te::common::TraverseType travType = te::common::FORWARDONLY,
                                               bool connected = false,
                                               const te::common::AccessPolicy accessPolicy = te::common::RAccess);

          void execute(const te::da::Query& command);

          void execute(const std::string& command);

          std::auto_ptr<te::da::PreparedQuery> getPrepared(const std::string& qName = std::string(""));

          std::auto_ptr<te::da::BatchExecutor> getBatchExecutor();

          void cancel();

          boost::int64_t getLastGeneratedId();

          std::string escape(const std::string& value);

          bool isDataSetNameValid(const std::string& datasetName);

          bool isPropertyNameValid(const std::string& propertyName);

          std::vector<std::string> getDataSetNames();

          std::size_t getNumberOfDataSets();

          std::auto_ptr<te::da::DataSetType> getDataSetType(const std::string& name);

          boost::ptr_vector<te::dt::Property> getProperties(const std::string& datasetName);

          std::auto_ptr<te::dt::Property> getProperty(const std::string& datasetName, const std::string& name);

          std::auto_ptr<te::dt::Property> getProperty(const std::string& datasetName, std::size_t propertyPos);

          std::vector<std::string> getPropertyNames(const std::string& datasetName);

          std::size_t getNumberOfProperties(const std::string& datasetName);

          bool propertyExists(const std::string& datasetName, const std::string& name);

          void addProperty(const std::string& datasetName , te::dt::Property* p);

          void dropProperty(const std::string& datasetName, const std::string& name);

          void renameProperty(const std::string& datasetName , const std::string& propertyName, const std::string& newPropertyName);

          std::auto_ptr<te::da::PrimaryKey> getPrimaryKey(const std::string& datasetName);

          bool primaryKeyExists(const std::string& datasetName, const std::string& name);

          void addPrimaryKey(const std::string& datasetName, te::da::PrimaryKey* pk);

          void dropPrimaryKey(const std::string& datasetName);

          std::auto_ptr<te::da::ForeignKey> getForeignKey(const std::string& datasetName, const std::string& name);

          std::vector<std::string> getForeignKeyNames(const std::string& datasetName);

          bool foreignKeyExists(const std::string& datasetName , const std::string& name);

          void addForeignKey(const std::string& datasetName, te::da::ForeignKey* fk);

          void dropForeignKey(const std::string& datasetName , const std::string& fkName);

          std::auto_ptr<te::da::UniqueKey> getUniqueKey(const std::string& datasetName, const std::string& name);

          std::vector<std::string> getUniqueKeyNames(const std::string& datasetName);

          bool uniqueKeyExists(const std::string& datasetName, const std::string& name);

          void addUniqueKey(const std::string& datasetName, te::da::UniqueKey* uk);

          void dropUniqueKey(const std::string& datasetName, const std::string& name);

          std::auto_ptr<te::da::CheckConstraint> getCheckConstraint(const std::string& datasetName, const std::string& name);

          std::vector<std::string> getCheckConstraintNames(const std::string& datasetName);

          bool checkConstraintExists(const std::string& datasetName, const std::string& name);

          void addCheckConstraint(const std::string& datasetName, te::da::CheckConstraint* cc);

          void dropCheckConstraint(const std::string& datasetName, const std::string& name);

          std::auto_ptr<te::da::Index> getIndex(const std::string& datasetName, const std::string& name);

          std::vector<std::string> getIndexNames(const std::string& datasetName);

          bool indexExists(const std::string& datasetName, const std::string& name);

          void addIndex(const std::string& datasetName, te::da::Index* idx, const std::map<std::string, std::string>& options);

          void dropIndex(const std::string& datasetName, const std::string& idxName);

          std::auto_ptr<te::da::Sequence> getSequence(const std::string& name);

          std::vector<std::string> getSequenceNames();

          bool sequenceExists(const std::string& name);

          void addSequence(te::da::Sequence* sequence);

          void dropSequence(const std::string& name);

          std::auto_ptr<te::gm::Envelope> getExtent(const std::string& datasetName,
                                                    const std::string& propertyName);

          std::auto_ptr<te::gm::Envelope> getExtent(const std::string& datasetName,
                                                    std::size_t propertyPos);

          std::size_t getNumberOfItems(const std::string& datasetName);

          bool hasDataSets();

          bool dataSetExists(const std::string& name);

          void createDataSet(te::da::DataSetType* dt,
                             const std::map<std::string, std::string>& options);

          void cloneDataSet(const std::string& name,
                            const std::string& cloneName,
                            const std::map<std::string, std::string>& options);

          void dropDataSet(const std::string& name);

          void renameDataSet(const std::string& name,
                             const std::string& newName);

          void add(const std::string& datasetName,
                   te::da::DataSet* d,
                   const std::map<std::string, std::string>& options,
                   std::size_t limit = 0);

          void remove(const std::string& datasetName, const te::da::ObjectIdSet* oids = 0);

          void update(const std::string& datasetName,
                      te::da::DataSet* dataset,
                      const std::vector<std::size_t>& properties,
                      const te::da::ObjectIdSet* oids,
                      const std::map<std::string, std::string>& options,
                      std::size_t limit = 0);

          void optimize(const std::map<std::string, std::string>& opInfo);

          std::vector<std::string> getLayerNames();

          te::ws::ogc::wms::Layer getLayerByName(const std::string& layerName);

        protected:

          void createLayerMap(const te::ws::ogc::wms::Layer& rootLayer);

        private:

          std::shared_ptr<te::ws::ogc::WMSClient> m_wms;

          std::map<std::string, te::ws::ogc::wms::Layer> m_layerMap;
        };

        } // end namespace da
      } // end namespace wms
    } // end namespace ogc
  } // end namespace ws
} // end namespace te

#endif // __TERRALIB_WS_OGC_WMS_DATAACCESS_TRANSACTOR_H