xml_group_reader.cc

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// $Id: xml_group_reader.cc,v 1.3 2007/06/11 03:26:43 edwards Exp $
/*! \file
 *  \brief Read an XML group as a string
 */

#include "io/xml_group_reader.h"

namespace Chroma 
{

  // Read group and return as a string
  GroupXML_t readXMLGroup(XMLReader& xml_in, 
                          const std::string& path, const std::string& type_name)
  {
    GroupXML_t group;

//    QDPIO::cout << __func__ << ": here is the current context XX";
//    xml_in.printCurrentContext(cout);
//    QDPIO::cout << "XX" << endl;

    try
    {
      XMLReader xml_tmp(xml_in, path);
      std::ostringstream os;
      xml_tmp.print(os);
      read(xml_tmp, type_name, group.id);
      group.xml = os.str();
      group.path = "/" + path;
    }
    catch(const std::string& e) 
    {
      QDPIO::cerr << __func__ << ": caught exception reading XML: " << e << endl;
      QDP_abort(1);
    }

    return group;
  }


  // Read group and return as a string
  multi1d<GroupXML_t> readXMLArrayGroup(XMLReader& xml_in, 
                                        const std::string& path, 
                                        const std::string& type_name)
  {
    multi1d<GroupXML_t> group;

//    QDPIO::cout << __func__ << ": here is the current context XX";
//    xml_in.printCurrentContext(cout);
//    QDPIO::cout << "XX" << endl;

    try
    {
      XMLReader xml_tmp(xml_in, path);
      group.resize(xml_tmp.count("elem"));

      for(int i=0; i < group.size(); i++) 
      {
        // Create the query for the element 
        std::ostringstream element_xpath;
        element_xpath << "elem[" << (i+1) << "]";

        XMLReader xml_elem(xml_tmp, element_xpath.str());
        std::ostringstream os;
        xml_elem.print(os);
        read(xml_elem, type_name, group[i].id);
        group[i].xml = os.str();
        group[i].path = "/elem";
      }
    }
    catch(const std::string& e) 
    {
      QDPIO::cerr << __func__ << ": caught exception reading XML: " << e << endl;
      QDP_abort(1);
    }

    return group;
  }

}  // end namespace Chroma

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