/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/DetectorDescription/Parser/src/DDLAlgorithm.cc

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/**************************************************************************
      DDLAlgorithm.cc  -  description
                             -------------------
    begin                : Saturday November 29, 2003
    email                : case@ucdhep.ucdavis.edu
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *           DDDParser sub-component of DDD                                *
 *                                                                         *
 ***************************************************************************/

#include "DetectorDescription/Parser/src/DDLAlgorithm.h"
#include "DetectorDescription/Parser/src/DDLVector.h"
#include "DetectorDescription/Parser/src/DDLMap.h"

#include "DetectorDescription/Core/interface/DDName.h"
#include "DetectorDescription/Base/interface/DDdebug.h"
#include "DetectorDescription/Algorithm/interface/DDAlgorithmHandler.h"

#include "DetectorDescription/ExprAlgo/interface/ExprEvalSingleton.h"

#include <sstream>

DDLAlgorithm::DDLAlgorithm( DDLElementRegistry* myreg )
  : DDXMLElement( myreg )
{}

DDLAlgorithm::~DDLAlgorithm( void )
{}

void
DDLAlgorithm::preProcessElement( const std::string& name, const std::string& nmspace, DDCompactView& cpv )
{
  myRegistry_->getElement( "Vector" )->clear();
}

void
DDLAlgorithm::processElement( const std::string& name, const std::string& nmspace, DDCompactView& cpv )
{
  DCOUT_V( 'P', "DDLAlgorithm::processElement started" );

  DDXMLElement* myNumeric        = myRegistry_->getElement( "Numeric" );
  DDXMLElement* myString         = myRegistry_->getElement( "String" );
  DDXMLElement* myVector         = myRegistry_->getElement( "Vector" );
  DDXMLElement* myMap            = myRegistry_->getElement( "Map" );
  DDXMLElement* myrParent        = myRegistry_->getElement( "rParent" );

  DDName algoName( getDDName( nmspace ));  
  DDLogicalPart lp( DDName( myrParent->getDDName( nmspace )));
  DDXMLAttribute atts;

  // handle all Numeric elements in the Algorithm.
  DDNumericArguments nArgs;
  size_t i = 0;
  for( ; i < myNumeric->size(); ++i )
  {
    atts = myNumeric->getAttributeSet( i );
    nArgs[atts.find( "name" )->second] = ExprEvalSingleton::instance().eval( nmspace, atts.find( "value" )->second );
  }

  DDStringArguments sArgs;
  for( i = 0; i < myString->size(); ++i )
  {
    atts = myString->getAttributeSet( i );
    sArgs[atts.find( "name" )->second] = atts.find( "value" )->second;
  }

  DDAlgorithmHandler handler;
  atts = getAttributeSet();
  DDLVector* tv = dynamic_cast<DDLVector*>( myVector );
  DDLMap* tm = dynamic_cast<DDLMap*>( myMap );
  handler.initialize( algoName, lp, nArgs, tv->getMapOfVectors(), tm->getMapOfMaps(), sArgs, tv->getMapOfStrVectors());
  handler.execute( cpv );

  // clear used/referred to elements.
  myString->clear();
  myNumeric->clear();
  myVector->clear();
  myMap->clear();
  myrParent->clear();
  clear();

  DCOUT_V( 'P', "DDLAlgorithm::processElement(...)" );
}