databaseDriverFactory.h

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/******************************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
******************************************************************************/


#ifndef databaseDriverFactory_H_
#define databaseDriverFactory_H_

#include "vlDatabase.h"

#include <map>
#include <vlutil/vlMutex.h>
#include <vector>

class DtString;

class DtDatabaseDriver;

class DT_DLL_VLDB DtDatabaseDriverFactory
{
public:
   ~DtDatabaseDriverFactory();

   static std::vector<DtString> getInstalledDrivers();

   static const DtDatabaseDriver* getDriver(const DtString& driverName);

   static void registerDriver(DtDatabaseDriver* driver);

   static void replaceDriver(DtDatabaseDriver* driver);

   static std::vector<DtString> getDataSources(const DtString& driver);

private:
   DtDatabaseDriverFactory(const DtDatabaseDriverFactory&);
   DtDatabaseDriverFactory& operator=(const DtDatabaseDriverFactory&);


protected:

   static DtDatabaseDriverFactory* acquire();

   static void release();

   explicit DtDatabaseDriverFactory();

   DtDatabaseDriver* lookupDriverByName(const DtString& driverName);

   bool registerDriver(DtDatabaseDriver* driver,bool allowReplace);

   static DtMutex theFactoryMutex;
   static DtDatabaseDriverFactory theDriverFactory;

   typedef std::map<DtString,DtDatabaseDriver*> DriverMap;
   DriverMap myDriverMap;
};

#endif