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---

/TagModules/TagCreateModule.cc

Go to the documentation of this file.

//--------------------------------------------------------------------------
// File and Version Information:
//      $Id: TagCreateModule.cc,v 1.9 2000/11/02 13:47:59 elmer Exp $
//
// Description:
//      Class TagCreateModule. This module creates the transient event tag if
//  it doesn't already exist.
//
// Environment:
//      Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Author List:
//      David R. Quarrie        Originator
//
// Copyright Information:
//      Copyright (C) 1998      Lawrence Berkeley National Laboratory
//
//------------------------------------------------------------------------
//-----------------
// BaBar Headers --
//-----------------
#include "BaBar/BaBar.hh"

//-----------------------
// This Class's Header --
//-----------------------
#include "TagModules/TagCreateModule.hh"

//-------------------------------
// Collaborating Class Headers --
//-------------------------------
#include "AbsEvent/AbsEvent.hh"
#include "TagDataP/BdbTagTransient.hh"
#include "TagData/TagDescriptor.hh"
#include "Framework/AbsParmBool.hh"
#include "ProxyDict/Ifd.hh"
#include <rw/cstring.h>

#include "ErrLogger/ErrLog.hh"

//-----------------------------------------------------------------------
// Local Macros, Typedefs, Structures, Unions and Forward Declarations --
//-----------------------------------------------------------------------

//              ----------------------------------------
//              -- Public Function Member Definitions --
//              ----------------------------------------

//----------------
// Constructors --
//----------------
TagCreateModule::TagCreateModule( const char* const theName, 
                                  const char* const theDescription )
  : AppModule( theName, theDescription )
{
}
                

//--------------
// Destructor --
//--------------
TagCreateModule::~TagCreateModule()
{
}

//--------------
// Operations --
//--------------
AppResult
TagCreateModule::beginJob( AbsEvent* anEvent )
{
    if ( _verbose.value() ) cout << name() << ": Begin Job." << endl;
    return AppResult::OK;
}

AppResult
TagCreateModule::beginRun( AbsEvent* anEvent )
{
    if ( _verbose.value() ) cout << name() << ": Begin Run." << endl;
    return AppResult::OK;
}

AppResult
TagCreateModule::event( AbsEvent* ev )
{
    TagDescriptor* descriptor = TagDescriptor::instance();

    // book tags
    if ( !descriptor->processProxies(ev) ) {
      ErrMsg(error) << "Failed to declare all deferred tags" << endmsg;
    }
    descriptor->lock();
    AbsEventTag* theTag = Ifd<AbsEventTag>::get( ev );
    if ( 0 == theTag ) {
      theTag = new BdbTagTransient(*descriptor );
      bool status = Ifd<AbsEventTag>::put( ev, theTag );
      assert( status );
    } else {
      // merge the contents of the tags, preserving the contents 
      // of the existing one
      theTag->merge(descriptor, true);
    }

    return AppResult::OK;
}

 void
TagCreateModule::help( int argc, char** argv )
{
    cout << "This module creates the transient event tag if it doesn't "
         << endl
         << "already exist."
         << endl
         << endl << endl;

  AppModule::help( argc, argv );
}

 

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Last Update: October 04, 2002