XML实例入门2

工具：notepad++、VS2008(MSXML6.0)

来自msdn的例子（经过修改，因为升级到MSXML6.0，有些关键字不太一样了），

需要文件books.xml，books.vsd（博客只支持xml文件，vsd修改后缀就可以）

 

  1 #include <stdio.h>
  2 #import <msxml6.dll>
  3 using namespace MSXML2;
  4 
  5 int main(int argc, char* argv[])
  6 {
  7     HRESULT hr;
  8 
  9     CoInitialize(NULL);
 10             
 11     IXMLDOMDocument3Ptr pXMLDoc;
 12     hr = pXMLDoc.CreateInstance(__uuidof(DOMDocument60));
 13     if (FAILED(hr)) {
 14         printf("Failed to CreateInstance on an XML DOM");
 15         return -1;
 16     }
 17     pXMLDoc->async = VARIANT_FALSE; 
 18     pXMLDoc->validateOnParse = VARIANT_FALSE;    
 19     hr = pXMLDoc->setProperty("MultipleErrorMessages", VARIANT_TRUE);
 20     if (FAILED(hr)){
 21         printf("Failed to enable mulitple validation errors\n");
 22         return -1;
 23     }
 24     if(pXMLDoc->load("..\\books.xml")!=VARIANT_TRUE){
 25         printf("Failed to load DOM from books.xml. %s\n",
 26             (LPCSTR)pXMLDoc->parseError->reason);
 27         return -1;
 28     }
 29 
 30     IXMLDOMDocument3Ptr pXSDDoc;
 31     hr = pXSDDoc.CreateInstance(__uuidof(DOMDocument60));
 32     if (FAILED(hr)) {
 33         printf("Failed to CreateInstance on an XSD Doc");
 34         return -1;
 35     }
 36     pXSDDoc->async = VARIANT_FALSE; 
 37     pXSDDoc->validateOnParse = VARIANT_FALSE;    
 38     if(pXSDDoc->load("..\\books.xsd")!=VARIANT_TRUE){
 39         printf("Failed to load XSD from books.xsd. %s\n",
 40             (LPCSTR)pXSDDoc->parseError->reason);
 41         return -1;
 42     }
 43 
 44     
 45     IXMLDOMSchemaCollectionPtr pSCache;
 46     hr = pSCache.CreateInstance(__uuidof(XMLSchemaCache60));
 47     if (FAILED(hr)) {
 48         printf("Cannot instantiate XMLSchemaCache50\n");
 49         return -1;
 50     }
 51     pXMLDoc->schemas = pSCache.GetInterfacePtr();
 52       
 53     hr = pSCache->add("urn:books", pXSDDoc.GetInterfacePtr());
 54     if (FAILED(hr)) {
 55         printf("Cannot add 'urn:books' to schema cache.\n");
 56         return -1;
 57     }
 58 
 59     printf("Validating DOM...\n");
 60     // Validate the entire DOM object.
 61     IXMLDOMParseError2Ptr pError =pXMLDoc->validate();
 62     if (pError->errorCode != 0) {
 63         printf("invalid dom:\n\treason:\n%s",
 64             (LPCSTR)pError->reason);
 65         printf("\terrorXPath:\n%s",
 66             (LPCSTR)pError->errorXPath);
 67         printf("\nParameters Count: %d\n",
 68             pError->errorParametersCount);
 69  
 70         for (int i=0; i<pError->errorParametersCount; i++){
 71             printf("\terrorParameters(%d): %s\n",
 72                 i, (LPCSTR)pError->errorParameters(i));
 73         }
 74      }else{
 75         printf("\tDOM is valid:\n%s\n",
 76             (LPCSTR)pXMLDoc->xml);
 77     }
 78 
 79     printf("\n\nValidating nodes...\n");
 80     MSXML2::IXMLDOMNodeListPtr pNodeList;
 81     pNodeList = pXMLDoc->selectNodes("//book");
 82     for (int i=0; i<pNodeList->length; i++){
 83         pError = pXMLDoc->validateNode(pNodeList->item[i]);
 84         if (pError->errorCode != 0) {
 85             printf("\nNode %d is invalid:\n\treason: %s", i,
 86                 (LPCSTR)pError->reason);
 87             printf("\terrorXPath:\n%s",
 88                 (LPCSTR)pError->errorXPath);
 89             printf("\nParameters Count: %d\n",
 90                 pError->errorParametersCount);
 91             for (int j=0; j<pError->errorParametersCount; j++){
 92                 printf("\terrorParameters(%d): %s\n",
 93                     j, (LPCSTR)pError->errorParameters(j));
 94             }
 95         }else{
 96             MSXML2::IXMLDOMNodePtr pNode=pNodeList->item[i];
 97             printf("\nNode %d is valid:\n%s\n", i,
 98                 (LPCSTR)pNode->xml);
 99         }
100     }
101 
102     pError.Release();
103     pXMLDoc.Release();
104     pNodeList.Release();
105     pSCache.Release();
106     pXSDDoc.Release();
107 
108     CoUninitialize();
109     return 0;
110 }

 

注：MSXML2::IXMLDOMNodeListPtr与MSXML2::IXMLDOMNodePtr，命名空间重复，显示指明命名空间即可

其他参考：XML实例入门1

 

posted @ 2014-03-11 13:45  飞向梦  阅读(348)  评论(0)  编辑  收藏  举报