EcalTimeOffsetXMLTranslator.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 "Utilities/Xerces/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/EcalTimeOffsetConstant.h"
#include "CondTools/Ecal/interface/EcalTimeOffsetXMLTranslator.h"
#include "CondTools/Ecal/interface/DOMHelperFunctions.h"
 
using namespace XERCES_CPP_NAMESPACE;
using namespace xuti;
using namespace std;
 
int EcalTimeOffsetXMLTranslator::readXML(const std::string& filename,
                                         EcalCondHeader& header,
                                         EcalTimeOffsetConstant& 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 << "EcalTimeOffsetXMLTranslator::Error parsing document" << std::endl;
    return -1;
  }
 
  // Get the top-level element
  DOMElement* elementRoot = xmlDoc->getDocumentElement();
 
  xuti::readHeader(elementRoot, header);
 
  DOMNode* barrelnode = xuti::getChildNode(elementRoot, Barrel_tag);
  DOMNode* endcapnode = xuti::getChildNode(elementRoot, Endcap_tag);
 
  double barrelvalue = 0;
  double endcapvalue = 0;
 
  xuti::GetNodeData(barrelnode, barrelvalue);
  xuti::GetNodeData(endcapnode, endcapvalue);
 
  record.setEBValue(barrelvalue);
  record.setEEValue(endcapvalue);
 
  delete parser;
  cms::concurrency::xercesTerminate();
  return 0;
}
 
int EcalTimeOffsetXMLTranslator::writeXML(const std::string& filename,
                                          const EcalCondHeader& header,
                                          const EcalTimeOffsetConstant& record) {
  cms::concurrency::xercesInitialize();
 
  std::fstream fs(filename.c_str(), ios::out);
  fs << dumpXML(header, record);
 
  cms::concurrency::xercesTerminate();
 
  return 0;
}
 
std::string EcalTimeOffsetXMLTranslator::dumpXML(const EcalCondHeader& header, const EcalTimeOffsetConstant& 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(TimeOffsetConstant_tag.c_str()).ptr(), doctype);
  DOMElement* root = doc->getDocumentElement();
 
  xuti::writeHeader(root, header);
 
  xuti::WriteNodeWithValue(root, Barrel_tag, record.getEBValue());
  xuti::WriteNodeWithValue(root, Endcap_tag, record.getEEValue());
 
  std::string dump = cms::xerces::toString(writer->writeToString(root));
  doc->release();
  doctype->release();
  writer->release();
 
  return dump;
}