cSQLMgr.h

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//
//
 
#ifndef _INC_cSQLMgr_H
#define _INC_cSQLMgr_H
#ifndef NO_PRAGMA_ONCE
#pragma once
#endif
 
#include "cSQLBase.h"
#include "GrayCore/include/cArraySortRef.h"
#include "GrayCore/include/cFilePath.h"
 
namespace GrayLib
{
        UNITTEST2_PREDEF(cSQLMgr);
        DECLARE_INTERFACE(ISQLDriver);
 
        class cSQLDatabase;
        class cSQLCmdSelect;
 
        class GRAYLIB_LINK cSQLDriver : public cSQLBase, public cRefBase
        {
        public:
                const char* const m_pszName;    
                ITERATE_t m_iTotalHandles;              
                ITERATE_t m_iTotalConnected;    
 
        public:
                cSQLDriver(const char* pszName);
                virtual ~cSQLDriver();
 
                const char* get_Name() const noexcept
                {
                        return m_pszName;
                }
                virtual cSQLDriver* get_SQLDriver() const override
                {
                        // cSQLBase
                        return const_cast<cSQLDriver*>(this);
                }
                virtual cSQLBase* get_SQLParent() const override
                {
                        // cSQLBase
                        return nullptr; // has no parent. cSQLDriver is always Top level.
                }
 
                virtual int TestConnectionStringMatch(const cSQLConnectionString& rConnectionString);
                virtual bool AllocISQLDriver() = 0;
 
                ISQLDriver* get_ISQLDriver() const;
                bool FreeISQLDriver();
        };
 
        class GRAYLIB_LINK cSQLMgr
                : public cSingletonSmart<cSQLMgr>
        {
                friend class cSingleton<cSQLMgr>;
 
        public:
                cArraySortName<cSQLDriver,char> m_aDrivers;             
 
        protected:
                cSQLMgr();
                virtual ~cSQLMgr();
 
        public:
                void AddSQLDriver(cSQLDriver* pSQLDriver);
                void RemoveSQLDriver(cSQLDriver* pSQLDriver);
 
                UNITTEST2_PREDEF(cSQLMgr);
        };
};
#endif // _INC_cSQLDatabasePool_H