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Teuchos_Libxml2HandlerAdapter.cpp
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00004 //                    Teuchos: Common Tools Package
00005 //                 Copyright (2004) Sandia Corporation
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00014 // 1. Redistributions of source code must retain the above copyright
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00022 // contributors may be used to endorse or promote products derived from
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00041 
00042 #include "Teuchos_Libxml2HandlerAdapter.hpp"
00043 
00044 #ifdef HAVE_TEUCHOS_LIBXML2
00045 
00046 #include "Teuchos_TreeBuildingXMLHandler.hpp"
00047 #include "Teuchos_ParameterList.hpp"
00048 
00049 using namespace Teuchos;
00050 
00051 void xmlSAX2StartElement(void* handler, 
00052                          const xmlChar* name, 
00053                          const xmlChar** attr)
00054 {
00055   TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
00056   
00057   std::string tag = (const char*) name;
00058   Teuchos::map<std::string, std::string> attributes;
00059   
00060   /* the attribute data is stored in a C array of C strings, in order 
00061    * {key1, val1, key2, val2, ...}. */
00062 
00063   for (int i=0; attr[i] != 0; i+=2)
00064     {
00065       std::string key = (const char*) attr[i];
00066       std::string val = (const char*) attr[i+1];
00067       attributes[key] = val;
00068     }
00069 
00070   h->startElement(tag, attributes);
00071 }
00072 
00073 void xmlSAX2EndElement(void* handler, 
00074                        const xmlChar* name)
00075 {
00076   TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
00077   
00078   std::string tag = (const char*) name;
00079 
00080   h->endElement(tag);
00081 }
00082 
00083 void xmlSAX2CharacterData(void* handler, 
00084                           const xmlChar* s,
00085                           int len)
00086 {
00087   char* str = new char[len+1];
00088   strncpy(str, (const char*) s, len);
00089 
00090 
00091   str[len] = '\0';
00092   std::string chars = str;
00093 
00094   TreeBuildingXMLHandler* h = (TreeBuildingXMLHandler*) handler;
00095   h->characters(chars);
00096   delete [] str;
00097 }
00098 
00099 #endif
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