DatabaseProvider.h

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/*
* FinTP - Financial Transactions Processing Application
* Copyright (C) 2013 Business Information Systems (Allevo) S.R.L.
*
* 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>
* or contact Allevo at : 031281 Bucuresti, 23C Calea Vitan, Romania,
* phone +40212554577, office@allevo.ro <mailto:office@allevo.ro>, www.allevo.ro.
*/

#ifndef DATABASEPROVIDER_H
#define DATABASEPROVIDER_H

#include "ConnectionString.h"
#include "Database.h"
#include "DataColumn.h"

#include <map>
using namespace std;

namespace FinTP
{
        class ExportedUdalObject DatabaseProviderFactory
        {
                protected :

                        string m_Name;

                        explicit DatabaseProviderFactory( const string& providername ) : m_Name( providername ) {}

                public :

                        virtual ~DatabaseProviderFactory() {};

                        virtual Database* createDatabase() = 0;

                        virtual DataParameterBase* createParameter( DataType::DATA_TYPE paramType, DataParameterBase::PARAMETER_DIRECTION paramDirection ) = 0;
                        DataParameterBase* createParameter( DataType::DATA_TYPE paramType ) {
                                return createParameter( paramType, DataParameterBase::PARAM_IN );
                        }

                        virtual DataColumnBase* createColumn( DataType::DATA_TYPE columnType, unsigned int dimension, int scale, const string& name ) = 0;
                        DataColumnBase* createColumn( DataType::DATA_TYPE columnType, unsigned int dimension, int scale ) {
                                return createColumn( columnType, dimension, scale, "" );
                        }

                        string name() const {
                                return m_Name;
                        }

                        virtual string getParamPlaceholder( const unsigned int i ) const = 0;

                        virtual string getParamPlaceholder( const string& paramname ) const = 0;

                        virtual string getTrimFunc( const string& value ) const = 0;
        };

        class ExportedUdalObject DatabaseProvider
        {
                public:

                        typedef enum
                        {
                            None = 0,
                            DB2 = 1,
                            Oracle = 2,
                            Fox = 3,
                            Informix = 4,
                            SqlServer = 5,
                            Postgres = 6
                        } PROVIDER_TYPE;

                        static DatabaseProviderFactory* GetFactory( const PROVIDER_TYPE& provider );

                        static DatabaseProviderFactory* GetFactory( const string& provider );

                        static PROVIDER_TYPE Parse( const string& providerName );

                        static string ToString( PROVIDER_TYPE providerType );
        };
}

#endif // DATABASEPROVIDER_H