//--------------------------------------------------------------------------
// File and Version Information:
//  $Id: BdbConfigTestXTCTCProxyLoader.hh,v 1.1 1999/11/29 23:31:23 giorgos Exp $
//
// Description:
//      Proxy loader for the configuration odfTestXTC TC proxy.
//
// Environment:
//	Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Author List:
//      George Zioulas
//
// Copyright Information:
//	Copyright (C) 1999                SLAC
//
//--------------------------------------------------------------------------

#ifndef BDBCONFIGTESTXTCTCPROXYLOADER_HH
#define BDBCONFIGTESTXTCTCPROXYLOADER_HH

//-----------------------
// Experiment Headers --
//-----------------------
#include "BaBar/BaBar.hh"

//----------------------
// Base Class Headers --
//----------------------
#include "BdbTCProxy/BdbTCProxyLoader.hh"

//-------------
// C Headers --
//-------------

//------------------------------------
// Collaborating Class Declarations --
//------------------------------------
class BdbTCProxyDict;

//		---------------------
// 		-- Class Interface --
//		---------------------

// Original comments from Yury Kolomenski.

/** The purpose of TrgConfigTCProxyLoader is to instantiate all
  * persistent objects that are going to be accessed by the
  * application in vtables() method (to ensure that vtables are
  * loaded), and to register all necessary proxies (such as proxies
  * for the tagged containers) in the proxies() method
  * */

class BdbConfigTestXTCTCProxyLoader : public BdbTCProxyLoader
{

public:

  // Constructors
  BdbConfigTestXTCTCProxyLoader( );
  
  // Destructor
  virtual ~BdbConfigTestXTCTCProxyLoader( );

  // Operations

  /**
    * load vtables
    */
  virtual bool vtables();

  /**
    * load proxies
    */
  virtual bool proxies( BdbTCProxyDict* dict );

  // operators for RW
  bool operator == ( const BdbConfigTestXTCTCProxyLoader& );

protected:

  /**
    * These flags keep track of whether the vtables and proxies have been 
    * loaded _vtables is always false, so it can be used in an if() around 
    * the code that instantiates persistent classes (this is just to trick the 
    * compiler into thinkuing that the branch can ever be executed and force 
    * the linker to link in the vtables.
    * _proxies would be typically set to false in the constructor, and to true
    * in sublasses' proxies() methods
    *
    */
  bool _vtabled;    // always true
  bool _proxied;    // set this in proxies()

};


#endif