TiXmlNode * readXMLConfig::SelectSingleNodeByRootEle(TiXmlElement* RootElement,string & nodeName,string nodeAttrName,string nodeAttrValue)
{
//加载一个XML的文档对象。
// TiXmlDocument *xmlDoc = new TiXmlDocument(cXmlName);
// if(!xmlDoc->LoadFile()) //是tinyXml会自动处理文档的BOM
// {
// return NULL;
// }
//
//
// if(xmlDoc == NULL)
// {
// return NULL;
// }
//获得根元素
//TiXmlElement *RootElement = xmlDoc->RootElement();
if(RootElement == NULL)
{
// cout << "parse error，can't get root element" << endl;
dzlog_error("parse error，can't get root element.");
return NULL;
}
TiXmlNode * pNode = NULL;
TiXmlNode * pSelectNode = NULL;
string msg = "";
for(pNode=RootElement->FirstChildElement();pNode;pNode=pNode->NextSiblingElement())
{
pSelectNode = selectChildNode(pNode,nodeName,nodeAttrName,nodeAttrValue);
if(pSelectNode)
{
break;
}
}
if(pSelectNode)
{
//cout << "解析成功" << endl;
//cout << pSelectNode->Value() << endl;
return pSelectNode;
}
else
{
// cout << "parse error，can't get node" << endl;
dzlog_error("parse error，can't get node.");
return NULL;
}
}
TiXmlNode * readXMLConfig::selectChildNode(TiXmlNode * pNode,string nodeName,string nodeAttrName,string nodeAttrValue)
{
if(pNode == NULL)
{
return NULL;
}
TiXmlNode * pSelectedNode = NULL;
TiXmlNode * pChildNode = NULL;
int t = pNode->Type();
switch (t)
{
case TiXmlText::TINYXML_DOCUMENT:
case TiXmlText::TINYXML_DECLARATION:
case TiXmlText::TINYXML_TEXT:
case TiXmlText::TINYXML_UNKNOWN:
case TiXmlText::TINYXML_COMMENT:
break;
case TiXmlText::TINYXML_ELEMENT:
if(pNode->Value() == nodeName)
{
//cout << pNode->Value() << endl;
if(!nodeAttrName.empty() && !nodeAttrValue.empty())
{
TiXmlElement * pElement = pNode->ToElement();
TiXmlAttribute * pAttr = pElement->FirstAttribute();
TiXmlAttribute * pNextAttr =NULL;
if(pAttr != NULL)
{
do
{
if(pAttr->Name()==nodeAttrName&&pAttr->Value()== nodeAttrValue)
{
//cout << pAttr->Value() << endl;
return pNode;
}
}while(pAttr = pAttr->Next());
}
}
else
{
return pNode;
}
}
else
{
//循环访问它的每一个元素
for(pChildNode=pNode->FirstChild();
pChildNode!=0;
pChildNode = pChildNode->NextSibling())
{
pSelectedNode = selectChildNode(
pChildNode,
nodeName,
nodeAttrName,
nodeAttrValue);
if(pSelectedNode)
{
return pSelectedNode;
}
}
}
default:break;
}
return NULL;
}
JsonObject JsonObject::selectChildNode(const string& node_path)
{
return selectChildNode(convertUTF8ToUnicode(node_path));
}