bool XMLSceneryReader::openFile(const char* fileName) {
bool result = false;
XercesDOMParser* parser = new XercesDOMParser;
parser->setValidationScheme(XercesDOMParser::Val_Never);
parser->setDoSchema(false);
parser->setLoadExternalDTD(false);
parser->setErrorHandler(new XMLSceneryErrorHandler);
parser->parse(LocalFileInputSource(XMLString::transcode(fileName)));
if(!parser->getErrorCount()) {
m_root = parser->getDocument()->getFirstChild();
m_node = m_root;
result = true;
}
return result;
}
void SYSTEM::CXMLConfiguration::Parse(std::string xmlcontent)
{
// ÅäÖýâÎö¹æÔò
static const XMLCh gLS[] = { chLatin_L, chLatin_S, chNull };
impl = DOMImplementationRegistry::getDOMImplementation(gLS);
if(!impl)
return;
// throw CException(GET_TEXT(ERR_XML_DOM_IMPLEMENTATION));
if(parser == NULL)
parser = new XercesDOMParser;
XercesDOMParser* xmlparser = (XercesDOMParser*)parser;
xmlparser->setValidationScheme(XercesDOMParser::Val_Never);
xmlparser->setLoadExternalDTD(false);
xmlparser->setDoNamespaces(false);
xmlparser->setDoSchema(false);
xmlparser->setValidationSchemaFullChecking(false);
xmlparser->setCreateEntityReferenceNodes(false);
xmlparser->setIncludeIgnorableWhitespace(false);
xmlparser->resetDocumentPool(); //ÖØÖÃÎĵµ»º³å³Ø
MemBufInputSource input((XMLByte*) xmlcontent.c_str(), xmlcontent.size(), "memory");
xmlparser->parse(input);
doc = xmlparser->getDocument();
if(doc)
itemElement = ((XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument*)doc)->getDocumentElement(); //¸³Óè¸ù½Úµã
else
return;
// throw CException(boost::str(boost::format(GET_TEXT(ERR_PARSE_CONFIG_FILE)) % xmlcontent));
}
// 解析TMS返回xml
bool CTMSSensor::ParseXmlFromTMS(std::string &retXml,int &nRet)
{
XercesDOMParser *ptrParser = new XercesDOMParser;
ptrParser->setValidationScheme( XercesDOMParser::Val_Never );
ptrParser->setDoNamespaces( true );
ptrParser->setDoSchema( false );
ptrParser->setLoadExternalDTD( false );
InputSource* ptrInputsource = new MemBufInputSource((XMLByte*)retXml.c_str(), retXml.size(), "bufId");
try
{
ptrParser->parse(*ptrInputsource);
DOMDocument* ptrDoc = ptrParser->getDocument();
// 读取ret节点
DOMNodeList *ptrNodeList = ptrDoc->getElementsByTagName(C2X("ret"));
if(ptrNodeList == NULL)
{
LOGIDFMT(ULOG_ERROR,ERROR_PARSE_MONITORSTATE_XML,"ParseXmlFromTMS:ret");
return false;
}
else
{
if(ptrNodeList->getLength() == 0)
{
LOGIDFMT(ULOG_ERROR,ERROR_PARSE_MONITORSTATE_XML,"ParseXmlFromTMS:ret");
return false;
}
DOMNode* ptrNode = ptrNodeList->item(0);
char* pstate = XMLString::transcode(ptrNode->getFirstChild()->getNodeValue());
std::string str_state = pstate;
if(!str_state.empty())
{
nRet = atoi(str_state.c_str());
}
XMLString::release(&pstate);
//LOGINFFMT("%s,%s\n",str_name.c_str(),str_state.c_str());
}
}
catch( XMLException& e )
{
char* message = XMLString::transcode( e.getMessage() );
XMLString::release( &message );
LOGIDFMT(ULOG_ERROR,ERROR_PARSE_MONITORSTATE_XML,message);
delete ptrParser;
ptrInputsource = NULL;
delete ptrInputsource;
ptrParser = NULL;
}
delete ptrParser;
delete ptrInputsource;
ptrInputsource = NULL;
ptrParser = NULL;
return true;
}
//initialize a ResultXML object using an existing xml file
ResultXML::ResultXML(const char *file)
{
//sets-up for XML processing and handle any errors if unsuccessful
try{
XMLPlatformUtils::Initialize();
}
catch (XMLException &e){
char *msg = XMLString::transcode(e.getMessage());
XERCES_STD_QUALIFIER cerr << "Error During Initialization: " << endl << msg;
XMLString::release(&msg);
}
catch (...){
cerr << "Error Unknown Exception Encountered!" << endl;
}
//create a parser and set it to validate document but not load a DTD or use a schema
XercesDOMParser *parser = new XercesDOMParser();
parser->setValidationScheme(XercesDOMParser::Val_Always);
parser->setDoSchema(false);
parser->setLoadExternalDTD(false);
try{
//create unicode strings to for later use
XMLCh *spdName = XMLString::transcode("speed_result");
XMLCh *memName = XMLString::transcode("memory_result");
XMLCh *sectName = XMLString::transcode("section_list");
XMLCh *fname = XMLString::transcode(file);
//set the save location, parse the file and retrieve the required nodes
ftarget = new LocalFileFormatTarget(fname);
parser->parse(file);
doc = parser->getDocument();
root = doc->getDocumentElement();
DOMNodeList *nlist = root->getChildNodes();
//go through the nodelist finding the top level child nodes and assign them to the right member variables
for(XMLSize_t i=0; i<nlist->getLength(); i++){
DOMNode *curNode = nlist->item(i);
DOMElement *curElm;
//safely check for element node before casting
if(curNode->getNodeType() == DOMNode::ELEMENT_NODE){
curElm = dynamic_cast<DOMElement*>(curNode);
}
//check the tag name and assign accordingly
if(XMLString::equals(spdName, curElm->getTagName())){
spdResult = curElm;
}
else if(XMLString::equals(memName, curElm->getTagName())){
memResult = curElm;
}
else if(XMLString::equals(sectName, curElm->getTagName())){
sectList = curElm;
}
}
//release the memory occupied by the encoded strings
XMLString::release(&spdName);
XMLString::release(&memName);
XMLString::release(§Name);
XMLString::release(&fname);
}
catch (const OutOfMemoryException&){
XERCES_STD_QUALIFIER cerr << "Error Out of Memory Exception: " << XERCES_STD_QUALIFIER endl;
}
catch (const DOMException& e){
XERCES_STD_QUALIFIER cerr << "Error DOMException Encountered Code: " << e.code << XERCES_STD_QUALIFIER endl;
}
catch (...){
XERCES_STD_QUALIFIER cerr << "Unknown Error Encountered, Could Not Create Document" << XERCES_STD_QUALIFIER endl;
}
delete parser;
}
