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IDBconnect.cxx

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//
// $Id: IDBconnect.cxx,v 1.8 2000/02/29 12:46:39 mueller Exp $
//

#include "CTB.hxx"
#include "CTBodbc.hxx"
#include "CTBodbcConnect.hxx"

#include "IDB.hxx"
#include "IDBconnect.hxx"

//------------------------------------------+-----------------------------------

IDBconnect::IDBconnect()
  : mp_dbc(0)
{}

//------------------------------------------+-----------------------------------

IDBconnect::~IDBconnect()
{
  if (mp_dbc != 0) delete mp_dbc;
}

//------------------------------------------+-----------------------------------

bool IDBconnect::Connect(const char* c_dcs)
{
  if (mp_dbc == 0) mp_dbc = new CTBodbcConnect();
  return mp_dbc->Connect(c_dcs);
}

//------------------------------------------+-----------------------------------

bool IDBconnect::Disconnect()
{
  return (mp_dbc == 0) ? false : mp_dbc->Disconnect();
}

//------------------------------------------+-----------------------------------

bool IDBconnect::Connected() const
{
  return (mp_dbc == 0) ? false : mp_dbc->Connected();
}

//------------------------------------------+-----------------------------------

CTBodbcConnect& IDBconnect::Dbc()
{
  if (mp_dbc == 0) {                        // still unconnected ?
    mp_dbc = new CTBodbcConnect();          // than create dbc
    mp_dbc->Connect(mc_defaultdcs);         // and connect with default dcs
  }
  return *mp_dbc;
}

//------------------------------------------+-----------------------------------

void IDBconnect::ToStream(ostream& os) const
{
  if (mp_dbc != 0) mp_dbc->ToStream(os);
  return;
}

//------------------------------------------+-----------------------------------

IDBconnect& IDBconnect::Default()
{
  return m_defaultdbc;
}

//------------------------------------------+-----------------------------------

bool IDBconnect::DefaultConnect()
{
  return DefaultConnect(mc_defaultdcs);
}

//------------------------------------------+-----------------------------------

bool IDBconnect::DefaultConnect(const char* c_dcs)
{
  if (c_dcs == 0 || c_dcs[0] == 0) {        // if null or empty string
    c_dcs = mc_defaultdcs;                  // use default dcs
  }
  
  return m_defaultdbc.Connect(c_dcs);
}

//------------------------------------------+-----------------------------------

bool IDBconnect::DefaultDisconnect()
{
  return m_defaultdbc.Disconnect();
}

//------------------------------------------+-----------------------------------

bool IDBconnect::DefaultConnected()
{
  return m_defaultdbc.Connected();
}

//------------------------------------------+-----------------------------------

void IDBconnect::DefaultDCS(const char* c_dcs)
{
  mc_defaultdcs = c_dcs;
  return;
}

//------------------------------------------+-----------------------------------

const char* IDBconnect::DefaultDCS()
{
  return mc_defaultdcs;
}

//------------------------------------------+-----------------------------------
IDBconnect IDBconnect::m_defaultdbc;        
CTBcstring<256> IDBconnect::mc_defaultdcs("dsn=indra_lecture"); 
//------------------------------------------+-----------------------------------

#if (defined(CTB__OutLine) || defined(IDBconnect__OutLine))
#define inline
#include "IDBconnect.icc"
#undef  inline
#endif

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