EcalGainRatiosXMLTranslator.cc

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#include <iostream>
#include <sstream>
#include <fstream>
#include <xercesc/dom/DOMNode.hpp>
#include <xercesc/dom/DOM.hpp>
#include <xercesc/parsers/XercesDOMParser.hpp>
#include "FWCore/Concurrency/interface/Xerces.h"
#include "Utilities/Xerces/interface/XercesStrUtils.h"
#include <xercesc/util/XMLString.hpp>
#include <xercesc/sax/SAXException.hpp>
#include <xercesc/framework/LocalFileFormatTarget.hpp>

#include "CondFormats/EcalObjects/interface/EcalGainRatios.h"
#include "CondTools/Ecal/interface/EcalGainRatiosXMLTranslator.h"
#include "CondTools/Ecal/interface/DOMHelperFunctions.h"
#include "CondTools/Ecal/interface/XMLTags.h"

using namespace XERCES_CPP_NAMESPACE;
using namespace xuti;
using namespace std;

int  EcalGainRatiosXMLTranslator::readXML(const std::string& filename, 
                      EcalCondHeader& header,
                      EcalGainRatios& record){

  cms::concurrency::xercesInitialize();

  XercesDOMParser* parser = new XercesDOMParser;
  parser->setValidationScheme( XercesDOMParser::Val_Never );
  parser->setDoNamespaces( false );
  parser->setDoSchema( false );
  
  parser->parse(filename.c_str());

  DOMDocument* xmlDoc = parser->getDocument();
  if (!xmlDoc) {
    std::cout << "EcalGainRatiosXMLTranslator::Error parsing document" << std::endl;
    return -1;
  }

  DOMElement* elementRoot = xmlDoc->getDocumentElement();

  xuti::readHeader(elementRoot,header);

  DOMNode * cellnode = getChildNode(elementRoot,Cell_tag);

  while(cellnode)
    {
      float g12_6 = 0;
      float g6_1 = 0;
      DetId detid = readCellId(dynamic_cast<DOMElement*>(cellnode));

      DOMNode* g12_6_node = getChildNode(cellnode,Gain12Over6_tag);
      GetNodeData(g12_6_node,g12_6);

      DOMNode* g6_1_node = getChildNode(cellnode,Gain6Over1_tag);
      GetNodeData(g6_1_node,g6_1);

      record[detid].setGain12Over6(g12_6);
      record[detid].setGain6Over1(g6_1);

      cellnode = cellnode->getNextSibling();

      while(cellnode && cellnode->getNodeType() != DOMNode::ELEMENT_NODE)
    cellnode = cellnode->getNextSibling();

    } 

  delete parser;
  cms::concurrency::xercesTerminate();
  return 0;  
}

int EcalGainRatiosXMLTranslator::writeXML(const std::string& filename, 
                      const EcalCondHeader& header,
                      const EcalGainRatios& record){
  cms::concurrency::xercesInitialize();

  std::fstream fs(filename.c_str(),ios::out);
  fs<< dumpXML(header,record);

  cms::concurrency::xercesTerminate();

  return 0;  
}


std::string EcalGainRatiosXMLTranslator::dumpXML(const EcalCondHeader& header,const EcalGainRatios& record){

  unique_ptr<DOMImplementation> impl( DOMImplementationRegistry::getDOMImplementation(cms::xerces::uStr("LS").ptr()));
  
  DOMLSSerializer* writer = impl->createLSSerializer();
  if( writer->getDomConfig()->canSetParameter( XMLUni::fgDOMWRTFormatPrettyPrint, true ))
    writer->getDomConfig()->setParameter( XMLUni::fgDOMWRTFormatPrettyPrint, true );
  
  DOMDocumentType* doctype = impl->createDocumentType( cms::xerces::uStr("XML").ptr(), nullptr, nullptr );
  DOMDocument* doc = impl->createDocument( nullptr, cms::xerces::uStr(GainRatios_tag.c_str()).ptr(), doctype );
  DOMElement* root = doc->getDocumentElement();

    xuti::writeHeader(root,header);
    if (record.barrelItems().empty()) return std::string();
    for(int cellid = EBDetId::MIN_HASH;
    cellid < EBDetId::kSizeForDenseIndexing;
    ++cellid)
      {
     
    uint32_t rawid = EBDetId::unhashIndex(cellid);

    if (record.find(rawid) == record.end()) continue;
        if(!record[rawid].gain12Over6() && !record[rawid].gain6Over1()) continue;
      
    DOMElement* cellnode=writeCell(root,rawid);

    WriteNodeWithValue(cellnode,Gain12Over6_tag,record[rawid].gain12Over6());
    WriteNodeWithValue(cellnode,Gain6Over1_tag,record[rawid].gain6Over1());
      }

    if (record.endcapItems().empty()) return std::string();
    for(int cellid = 0;
    cellid < EEDetId::kSizeForDenseIndexing;
    ++cellid)
      {
    if(!EEDetId::validHashIndex(cellid)) continue;

    uint32_t rawid = EEDetId::unhashIndex(cellid); 

    if (record.find(rawid) == record.end()) continue;
    if(!record[rawid].gain12Over6() && !record[rawid].gain6Over1()) continue;

    DOMElement* cellnode=writeCell(root,rawid);

    WriteNodeWithValue(cellnode,Gain12Over6_tag,record[rawid].gain12Over6());
    WriteNodeWithValue(cellnode,Gain6Over1_tag,record[rawid].gain6Over1());
      
      
      }

 
  std::string dump = cms::xerces::toString( writer->writeToString( root ));
  doc->release();
  doctype->release();
  writer->release();

    return dump;
}