//--------------------------------------------------------------------------
// File and Version Information:
// 	$Id: APPLevel3FileOutputModule.hh,
//                   v 1.12 1999/04/01 18:04:33 sexton Exp $
//
// Description:
//	Class APPFileOutputModule. This is the standard file output module
//	for the BaBar framework. It is currently incomplete.
//
// Environment:
//	Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Author List:
//	David R. Quarrie		Original Author
//      Marc Turcotte                   Modified for new style begin/end
//      Mike Carew                      Added Info for writing TL3B Bank
//
// Copyright Information:
//	Copyright (C) 1994, 1995	Lawrence Berkeley Laboratory
//
//------------------------------------------------------------------------

#ifndef APPLEVEL3FILEOUTPUTMODULE_HH
#define APPLEVEL3FILEOUTPUTMODULE_HH
//-----------------------
// Experiment Headers --
//-----------------------
#include "BaBar/Experiment.hh"

//----------------------
// Base Class Headers --
//----------------------
#include "Level3Mods/APPLevel3GenericOutputModule.hh"

//------------------------------------
// Collaborating Class Declarations --
//------------------------------------
#include "Level3Mods/APPStored.hh"
#include "FrameMods/AppFileOutputCommand.hh"

//		---------------------
// 		-- Class Interface --
//		---------------------
 
class APPLevel3FileOutputModule : public APPLevel3GenericOutputModule {

//--------------------
// Instance Members --
//--------------------

public:

  // Constructors
  APPLevel3FileOutputModule( const char* const theName, 
                                 const char* const theDescription,
                             const int4 exeTag = -1);

  // Destructor
  virtual ~APPLevel3FileOutputModule( );


  // Operations

  AppResult childBeginRun( AbsEvent* anEvent );  // open files

  // write event, call child
  AppResult outputEvent( AbsEvent*& anEvent,
                         const AppStopType& theDispatchStopType ); 

  // copies from FileOutputModule
  virtual AppResult childInitIOSystem( );
  AppResult  terminateIOSystem( );

    
  // Selectors
    
  const char * rcsId( ) const;

  // Data structure info (need a concrete implementation for Level-3 O.M.'s)

  int headerWords() const {return 0;}
    
private:

  // output commands
  AppFileOutputCommand* _outputCmd;

};

#endif