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//
// $Id: G4GDMLSetup.cc,v 1.11 2007/11/29 13:13:06 ztorzsok Exp $
// GEANT4 tag $ Name:$
//
// class G4GDMLSetup Implementation
//
// Original author: Zoltan Torzsok, November 2007
//
// --------------------------------------------------------------------

#include "G4GDMLSetup.hh"

G4String G4GDMLSetup::getSetup(const G4String& ref) {

   if (setupMap.find(ref) == setupMap.end())
      G4Exception("GDML: Referenced setup '"+ref+"' was not found!");

   return setupMap[ref];
}

void G4GDMLSetup::setupRead(const xercesc::DOMElement* const element) {

   G4String name;

   const xercesc::DOMNamedNodeMap* const attributes = element->getAttributes();
   XMLSize_t attributeCount = attributes->getLength();

   for (XMLSize_t attribute_index=0;attribute_index<attributeCount;attribute_index++) {

      xercesc::DOMNode* attribute_node = attributes->item(attribute_index);

      if (attribute_node->getNodeType() != xercesc::DOMNode::ATTRIBUTE_NODE) continue;

      const xercesc::DOMAttr* const attribute = dynamic_cast<xercesc::DOMAttr*>(attribute_node);   

      const G4String attribute_name  = xercesc::XMLString::transcode(attribute->getName());
      const G4String attribute_value = xercesc::XMLString::transcode(attribute->getValue());

      if (attribute_name=="name") name = attribute_value;
   }

   for (xercesc::DOMNode* iter = element->getFirstChild();iter != 0;iter = iter->getNextSibling()) {

      if (iter->getNodeType() != xercesc::DOMNode::ELEMENT_NODE) continue;

      const xercesc::DOMElement* const child = dynamic_cast<xercesc::DOMElement*>(iter);

      const G4String tag = xercesc::XMLString::transcode(child->getTagName());

      if (tag != "world") continue;

      XMLCh *ref_attr = xercesc::XMLString::transcode("ref");
      G4String ref = xercesc::XMLString::transcode(child->getAttribute(ref_attr));
      xercesc::XMLString::release(&ref_attr);

      setupMap[name] = GenerateName(ref);
   }
}