Teuchos_ExpatHandlerAdapter.cpp

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// @HEADER
// *****************************************************************************
//                    Teuchos: Common Tools Package
//
// Copyright 2004 NTESS and the Teuchos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#include "Teuchos_ExpatHandlerAdapter.hpp"

#ifdef HAVE_TEUCHOS_EXPAT

#include "Teuchos_TreeBuildingXMLHandler.hpp"

using namespace Teuchos;

void expatStartElementHandler(void* handler,
                              const XML_Char* name,
                              const XML_Char** attr)
{
  TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
  
  std::string tag = name;
  Teuchos::map<std::string, std::string> attributes;
  
  /* the attribute data is stored in a C array of C strings, in order
   * {key1, val1, key2, val2, ...}. */

  for (int i=0; attr[i] != 0; i+=2)
    {
      std::string key = attr[i];
      std::string val = attr[i+1];
      attributes[key] = val;
    }

  h->startElement(tag, attributes);
}

void expatEndElementHandler(void* handler,
                            const XML_Char* name)
{
  TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
  
  std::string tag = name;

  h->endElement(tag);
}

void expatCharacterDataHandler(void* handler,
                               const XML_Char* s,
                               int len)
{
  char* str = new char[len+1];
  strncpy(str, s, len);


  str[len] = '\0';
  std::string chars = str;

  TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
  h->characters(chars);
  delete [] str;
}

#endif // HAVE_TEUCHOS_EXPAT