Teuchos_Libxml2HandlerAdapter.cpp

// @HEADER
// ***********************************************************************
// 
//                    Teuchos: Common Tools Package
//                 Copyright (2004) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//  
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//  
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
// 
// ***********************************************************************
// @HEADER

#include "Teuchos_Libxml2HandlerAdapter.hpp"

#ifdef HAVE_TEUCHOS_LIBXML2

#include "Teuchos_TreeBuildingXMLHandler.hpp"
#include "Teuchos_ParameterList.hpp"

using namespace Teuchos;

void xmlSAX2StartElement(void* handler, 
                         const xmlChar* name, 
                         const xmlChar** attr)
{
  TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
  
  string tag = (const char*) name;
  Teuchos::map<string, 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)
    {
      string key = (const char*) attr[i];
      string val = (const char*) attr[i+1];
      attributes[key] = val;
    }

  h->startElement(tag, attributes);
}

void xmlSAX2EndElement(void* handler, 
                       const xmlChar* name)
{
  TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
  
  string tag = (const char*) name;

  h->endElement(tag);
}

void xmlSAX2CharacterData(void* handler, 
                          const xmlChar* s,
                          int len)
{
  char* str = new char[len+1];
  strncpy(str, (const char*) s, len);


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

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

#endif

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