Teuchos_ExpatHandlerAdapter.cpp

00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //                    Teuchos: Common Tools Package
00005 //                 Copyright (2004) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #include "Teuchos_ExpatHandlerAdapter.hpp"
00030 
00031 #ifdef HAVE_TEUCHOS_EXPAT
00032 
00033 #include "Teuchos_TreeBuildingXMLHandler.hpp"
00034 
00035 using namespace Teuchos;
00036 
00037 void expatStartElementHandler(void* handler, 
00038                               const XML_Char* name, 
00039                               const XML_Char** attr)
00040 {
00041   TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
00042   
00043   string tag = name;
00044   Teuchos::map<string, string> attributes;
00045   
00046   /* the attribute data is stored in a C array of C strings, in order 
00047    * {key1, val1, key2, val2, ...}. */
00048 
00049   for (int i=0; attr[i] != 0; i+=2)
00050     {
00051       string key = attr[i];
00052       string val = attr[i+1];
00053       attributes[key] = val;
00054     }
00055 
00056   h->startElement(tag, attributes);
00057 }
00058 
00059 void expatEndElementHandler(void* handler, 
00060                             const XML_Char* name)
00061 {
00062   TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
00063   
00064   string tag = name;
00065 
00066   h->endElement(tag);
00067 }
00068 
00069 void expatCharacterDataHandler(void* handler, 
00070                                const XML_Char* s,
00071                                int len)
00072 {
00073   char* str = new char[len+1];
00074   strncpy(str, s, len);
00075 
00076 
00077   str[len] = '\0';
00078   string chars = str;
00079 
00080   TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
00081   h->characters(chars, chars.length());
00082   delete [] str;
00083 }
00084 
00085 #endif

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