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