ElogConnection.h

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// -------------------------------------------------------------------------
// -----                       ElogConnection header file               -----
// -------------------------------------------------------------------------
 
/** ElogConnection.h
 *@author K.Gertsenberger <gertsen@jinr.ru>
 **
 ** Class for connection to the experiment database: Electronic Logbook Database
 **/
 
#ifndef ELOGCONNECTION_H
#define ELOGCONNECTION_H 1
 
#include "elog_db_settings.h"
 
#include <TSQLServer.h>
#include <iostream>
#include <map>
#include <string>
using namespace std;
 
typedef map<string, TSQLServer*> mapSQLServer;
typedef pair<string, TSQLServer*> pairSQLServer;
typedef map<string, TSQLServer*>::iterator itSQLServer;
 
class ElogConnection : public TObject
{
  public:
    enum enumDBMS
    {
        MySQL,
        PgSQL
    };
 
    static ElogConnection* Open();
    static ElogConnection* Open(enumDBMS database_type,
                                const char* strDBHost,
                                const char* strDBName,
                                const char* strUID,
                                const char* strPassword);
    virtual ~ElogConnection();   // Destructor
 
    TSQLServer* GetSQLServer() { return elog_db_server; }
 
    static const char* DbToString() { return "ELOG_DB"; }
 
  protected:
    static mapSQLServer* mapConnection;
 
  private:
    TSQLServer* elog_db_server;
 
    ElogConnection(TSQLServer* pSQLServer);
    static ElogConnection* OpenConnection(const TString& connect_string,
                                          const char* strDBHost,
                                          const char* strUID,
                                          const char* strPassword);
 
    ClassDef(ElogConnection, 2)
};
 
#endif