使用Apache xercesc验证XML文件的Schema

 #include <iostream>#include <list>#include <string>#include <xercesc/util/OutOfMemoryException.hpp>#include <xercesc/dom/DOM.hpp>#include <xercesc/parsers/XercesDOMParser.hpp>#include <xercesc/framework/XMLGrammarDescription.hpp>#include <xercesc/sax/ErrorHandler.hpp>#include <xercesc/sax/SAXParseException.hpp>using std::cerr;using std::endl;XERCES_CPP_NAMESPACE_USEclass StrX{char* fLocalForm;public :StrX(const XMLCh* const toTranscode) { fLocalForm = XMLString::transcode(toTranscode); }~StrX() { XMLString::release(&fLocalForm); }const char* localForm() const { return fLocalForm; }};std::ostream&operator<<(std::ostream& target, const StrX& toDump){target << toDump.localForm();return target;}class DOMTreeErrorReporter : public ErrorHandler{public:void warning(const SAXParseException& toCatch) {}void resetErrors() {}void DOMTreeErrorReporter::error(const SAXParseException& toCatch) {cerr << "Error at file /"" << StrX(toCatch.getSystemId())<< "/", line " << toCatch.getLineNumber()<< ", column " << toCatch.getColumnNumber() << endl<< " Message: " << StrX(toCatch.getMessage()) << endl;}void DOMTreeErrorReporter::fatalError(const SAXParseException& toCatch) {cerr << "Fatal Error at file /"" << StrX(toCatch.getSystemId())<< "/", line " << toCatch.getLineNumber()<< ", column " << toCatch.getColumnNumber() << endl<< " Message: " << StrX(toCatch.getMessage()) << endl;}};// ---------------------------------------------------------------------------intmain(int argc, const char** argv){try{XMLPlatformUtils::Initialize();}catch(const XMLException& e){StrX tmp_e(e.getMessage());cerr << "Xerces initialization error: " << tmp_e.localForm() << endl;return 2;}if ( argc < 1 ){cerr << "usage: schema-check <xml-file> [<schema-file> ...]" << endl;return 3;}XercesDOMParser *parser = new XercesDOMParser;DOMTreeErrorReporter *errReporter = new DOMTreeErrorReporter();parser->setErrorHandler(errReporter);parser->setDoNamespaces(true);parser->setCreateEntityReferenceNodes(true);parser->useCachedGrammarInParse(true);if ( argc > 2 ){parser->setDoSchema(true);parser->setDoValidation(true);parser->setValidationSchemaFullChecking(true);for ( int i = 2; i < argc; i++ ){if ( parser->loadGrammar(argv[i], Grammar::SchemaGrammarType, true) == 0 ){cerr << "Error loading grammar " << std::string(argv[i]) << endl;return 4;}}}bool errorsOccured = true;try{parser->parse(argv[1]);errorsOccured = false;}catch ( const OutOfMemoryException& ){cerr << "Out of memory exception." << endl;}catch ( const XMLException& e ){cerr << "An error occurred during parsing" << endl<< " Message: " << StrX(e.getMessage()) << endl;}catch ( const DOMException& e ){const unsigned int maxChars = 2047;XMLCh errText[maxChars + 1];cerr << endl<< "DOM Error during parsing: '" << std::string(argv[1]) << "'" << endl<< "DOM Exception code is: " << e.code << endl;if ( DOMImplementation::loadDOMExceptionMsg(e.code, errText, maxChars) )cerr << "Message is: " << StrX(errText) << endl;}catch (...){cerr << "An error occurred during parsing." << endl;}if (!errorsOccured){cerr<<"验证成功"<<endl;return 1;}else{cerr<<"验证失败"<<endl;return 0;}}

-------------------------booklist.xsd----------------------------------------

<?xml version="1.0" encoding="GB2312"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
 <xs:element name="booklist">
  <xs:complexType>
   <xs:sequence>
    <xs:element name="book" type="bookType" maxOccurs="unbounded"/>
   </xs:sequence>
  </xs:complexType>
 </xs:element>
 <xs:complexType name="bookType">
  <xs:sequence>
   <xs:element name="ISBN" type="xs:string"/>
   <xs:element name="title" type="xs:string"/>
   <xs:element name="authorlist" type="authorlistType"/>
   <xs:element name="price" type="xs:decimal"/>
  </xs:sequence>
  <xs:attribute name="classify" use="required">
   <xs:simpleType>
    <xs:restriction base="xs:string">
     <xs:enumeration value="社会科学"/>
     <xs:enumeration value="自然科学"/>
    </xs:restriction>
   </xs:simpleType>
  </xs:attribute>
 </xs:complexType>
 <xs:complexType name="authorlistType">
  <xs:sequence maxOccurs="4">
   <xs:element name="author" type="xs:string"/>
  </xs:sequence>
 </xs:complexType>
</xs:schema>

-------------------------------booklist.xml--------------------------------

<?xml version="1.0" encoding="GB2312"?>
<booklist xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="booklist.xsd">
 <book classify="自然科学">
  <ISBN>7-302-12066-8</ISBN>
  <title>JAVA使用教程</title>
  <authorlist>
   <author>Herbert Scihldt</author>
   <author>马海军</author>
  </authorlist>
  <price>64.00</price>
 </book>
 <book classify="社会科学">
  <ISBN>7-5037-1978</ISBN>
  <title>投资学</title>
  <authorlist>
   <author>张中华</author>
   <author>谢老三</author>
  </authorlist>
  <price>19.00</price>
 </book>
</booklist>
使用如下命令行参数验证booklist.xml是否符合booklist.xsd

booklist.xml booklist.xsd

如果验证成功提示验证成功，否则出现异常