NamedProductPluggableFactory.cxx

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// $Id: NamedProductPluggableFactory.cxx,v 1.5 2002/06/13 15:43:33 rhatcher Exp $
//
// NamedProductPluggableFactory.cxx
//
// Begin_Html<img src="../../pedestrians.gif" align=center>
// <a href="../source_warning.html">Warning for beginners</a>.<br> 
//
// NamedProductPluggableFactory implements Named Product Pluggable
// Factory Pattern.
// Adapted from "Pluggable Factory in Practice" by Anthony Lauder,
// C++ Report, October 1999, p. 27
//
// Author:  G. Irwin 10/2000
//
// Also see <a href="../../root_crib/index.html">The ROOT Crib</a> and 
// <a href="../DynamicFactory.html"> DynamicFactory Classes</a> (part of
// <a href="../index.html">The MINOS Class User Guide</a>)End_Html

#include <cassert>

#include "Algorithm/AlgBase.h"
#include "Algorithm/AlgConfig.h"
#include "DynamicFactory/NamedProductPluggableFactory.h"
#include "MessageService/MsgService.h"

ClassImp(NamedProductPluggableFactory)

//......................................................................
CVSID("$Id: NamedProductPluggableFactory.cxx,v 1.5 2002/06/13 15:43:33 rhatcher Exp $");

//______________________________________________________________________
NamedProductPluggableFactory::NamedProductPluggableFactory()
{
  MSG("DynFac", Msg::kDebug)
                      << "NamedProductPluggableFactory::Constructor\n";
}

//______________________________________________________________________
NamedProductPluggableFactory::~NamedProductPluggableFactory()
{
  MSG("DynFac", Msg::kDebug)
                        << "NamedProductPluggableFactory::Destructor\n";

  fPrototypicalAlgConfigs.Delete();
  fPrototypicalAlgs.Delete();
}

//______________________________________________________________________
AlgConfig *NamedProductPluggableFactory::GetAlgConfigPtr(
                                                      const char *regnm)
{
  TObject *genconf = fPrototypicalAlgConfigs.FindObject(regnm);
  return (genconf ? (AlgConfig *) genconf : 0);
}

//______________________________________________________________________
AlgBase *NamedProductPluggableFactory::GetAlgPtr(const char *algnm)
{
  TObject *genalg = fPrototypicalAlgs.FindObject(algnm);
  return (genalg ? (AlgBase *) genalg : 0);
}

//______________________________________________________________________
AlgBase &NamedProductPluggableFactory::LendAlg(const char *algnm)
{
  AlgBase *algbase = GetAlgPtr(algnm);
  assert(algbase);
  return *algbase;
}

//______________________________________________________________________
AlgConfig &NamedProductPluggableFactory::LendAlgConfig(
                                                      const char *regnm)
{
  AlgConfig *algconfig = GetAlgConfigPtr(regnm);
  assert(algconfig);
  return *algconfig;
}

//______________________________________________________________________
void NamedProductPluggableFactory::RegisterPrototypicalAlg(
                                               AlgBase *prototypicalalg)
{
  assert(prototypicalalg);

  MSG("DynFac", Msg::kDebug)
             << "NamedProductPluggableFactory::RegisterPrototypicalAlg("
                                 << prototypicalalg->GetName() << ")\n";

  fPrototypicalAlgs.Add(prototypicalalg);
}

//______________________________________________________________________
void NamedProductPluggableFactory::RegisterPrototypicalAlgConfig(
                                       AlgConfig *prototypicalalgconfig)
{
  assert(prototypicalalgconfig);

  MSG("DynFac", Msg::kDebug)
       << "NamedProductPluggableFactory::RegisterPrototypicalAlgConfig("
                           << prototypicalalgconfig->GetName() << ")\n";

  fPrototypicalAlgConfigs.Add(prototypicalalgconfig);
}

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