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00022 #ifndef _SCHEMAVALIDATORFILTER_HPP
00023 #define _SCHEMAVALIDATORFILTER_HPP
00024
00025 #include <vector>
00026
00027 #include <xqilla/events/EventHandler.hpp>
00028
00029 #include <xercesc/framework/XMLDocumentHandler.hpp>
00030 #include <xercesc/framework/XMLErrorReporter.hpp>
00031 #include <xercesc/validators/schema/SchemaValidator.hpp>
00032 #include <xercesc/validators/schema/identity/IdentityConstraintHandler.hpp>
00033 #include <xercesc/internal/XMLScanner.hpp>
00034 #include <xercesc/util/RefHash3KeysIdPool.hpp>
00035
00036 class DynamicContext;
00037 class LocationInfo;
00038
00046 class XQILLA_API SchemaValidatorFilter : public EventFilter,
00047 private XERCES_CPP_NAMESPACE_QUALIFIER XMLScanner,
00048 private XERCES_CPP_NAMESPACE_QUALIFIER XMLDocumentHandler,
00049 private XERCES_CPP_NAMESPACE_QUALIFIER XMLErrorReporter
00050 {
00051 public:
00052 SchemaValidatorFilter(bool strictValidation, EventHandler *next, XERCES_CPP_NAMESPACE_QUALIFIER GrammarResolver *grammarResolver,
00053 XERCES_CPP_NAMESPACE_QUALIFIER MemoryManager *mm, const LocationInfo *info);
00054 virtual ~SchemaValidatorFilter();
00055
00056 void reset();
00057
00058 virtual void startDocumentEvent(const XMLCh *documentURI, const XMLCh *encoding);
00059 virtual void endDocumentEvent();
00060 virtual void startElementEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname);
00061 virtual void endElementEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname,
00062 const XMLCh *typeURI, const XMLCh *typeName);
00063 virtual void piEvent(const XMLCh *target, const XMLCh *value);
00064 virtual void textEvent(const XMLCh *value);
00065 virtual void textEvent(const XMLCh *chars, unsigned int length);
00066 virtual void commentEvent(const XMLCh *value);
00067 virtual void attributeEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname, const XMLCh *value,
00068 const XMLCh *typeURI, const XMLCh *typeName);
00069 virtual void namespaceEvent(const XMLCh *prefix, const XMLCh *uri);
00070
00071 private:
00072
00073 virtual const XMLCh *getName() const { return 0; }
00074 virtual XERCES_CPP_NAMESPACE_QUALIFIER NameIdPool<XERCES_CPP_NAMESPACE_QUALIFIER DTDEntityDecl> *getEntityDeclPool() { return 0; }
00075 virtual const XERCES_CPP_NAMESPACE_QUALIFIER NameIdPool<XERCES_CPP_NAMESPACE_QUALIFIER DTDEntityDecl> *getEntityDeclPool() const { return 0; }
00076 virtual unsigned int resolveQName(const XMLCh *const qName, XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &prefixBufToFill,
00077 const short mode, int &prefixColonPos);
00078 virtual void scanDocument(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource &src) {}
00079 virtual bool scanNext(XERCES_CPP_NAMESPACE_QUALIFIER XMLPScanToken &toFill) { return false; }
00080 virtual XERCES_CPP_NAMESPACE_QUALIFIER Grammar *loadGrammar(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource &src,
00081 const short grammarType, const bool toCache) { return 0; }
00082
00083 virtual void scanCDSection() {}
00084 virtual void scanCharData(XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &toToUse) {}
00085 virtual EntityExpRes scanEntityRef(const bool inAttVal, XMLCh &firstCh, XMLCh &secondCh,
00086 bool &escaped) { return EntityExp_Returned; }
00087 virtual void scanDocTypeDecl() {}
00088 virtual void scanReset(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource &src) {}
00089 virtual void sendCharData(XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &toSend) {}
00090
00091
00092 virtual void startDocument() {}
00093 virtual void endDocument() {}
00094 virtual void resetDocument() {}
00095 virtual void startElement(const XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl& elemDecl, const unsigned int urlId,
00096 const XMLCh* const elemPrefix,
00097 const XERCES_CPP_NAMESPACE_QUALIFIER RefVectorOf<XERCES_CPP_NAMESPACE_QUALIFIER XMLAttr>& attrList,
00098 const unsigned int attrCount, const bool isEmpty, const bool isRoot) {}
00099 virtual void endElement(const XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl& elemDecl, const unsigned int urlId,
00100 const bool isRoot, const XMLCh* const elemPrefix=0) {}
00101 virtual void docCharacters(const XMLCh* const chars, const unsigned int length, const bool cdataSection);
00102 virtual void ignorableWhitespace(const XMLCh* const chars, const unsigned int length, const bool cdataSection) {}
00103 virtual void docComment(const XMLCh* const comment) {}
00104 virtual void docPI(const XMLCh* const target, const XMLCh* const data) {}
00105 virtual void startEntityReference(const XERCES_CPP_NAMESPACE_QUALIFIER XMLEntityDecl& entDecl) {}
00106 virtual void endEntityReference(const XERCES_CPP_NAMESPACE_QUALIFIER XMLEntityDecl& entDecl) {}
00107 virtual void XMLDecl(const XMLCh* const versionStr, const XMLCh* const encodingStr, const XMLCh* const standaloneStr,
00108 const XMLCh* const actualEncodingStr) {}
00109
00110
00111 virtual void resetErrors() {}
00112 virtual void error(const unsigned int, const XMLCh* const, const XMLErrorReporter::ErrTypes errType, const XMLCh* const errorText,
00113 const XMLCh* const systemId, const XMLCh* const publicId, const XMLSSize_t lineNum, const XMLSSize_t colNum);
00114
00115 private:
00116 void processStartElement();
00117 void processAttrs(XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl *elemDecl);
00118
00119 bool switchGrammar(const XMLCh *uri);
00120 bool laxElementValidation(XERCES_CPP_NAMESPACE_QUALIFIER QName* element,
00121 XERCES_CPP_NAMESPACE_QUALIFIER ContentLeafNameTypeVector* cv,
00122 const XERCES_CPP_NAMESPACE_QUALIFIER XMLContentModel *cm,
00123 unsigned int parentElemDepth);
00124 bool anyAttributeValidation(XERCES_CPP_NAMESPACE_QUALIFIER SchemaAttDef* attWildCard, unsigned int uriId, bool& skipThisOne, bool& laxThisOne);
00125 XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl *createElementDecl(unsigned int uriId, unsigned int currentScope,
00126 bool laxThisOne);
00127
00128 const LocationInfo *info_;
00129
00130 XERCES_CPP_NAMESPACE_QUALIFIER SchemaValidator *fSchemaValidator;
00131 XERCES_CPP_NAMESPACE_QUALIFIER SchemaGrammar *fSchemaGrammar;
00132 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer fContent;
00133 XERCES_CPP_NAMESPACE_QUALIFIER IdentityConstraintHandler *fICHandler;
00134 XERCES_CPP_NAMESPACE_QUALIFIER RefHash3KeysIdPool<XERCES_CPP_NAMESPACE_QUALIFIER SchemaElementDecl> *fElemNonDeclPool;
00135
00136 bool strictValidation_;
00137 bool errorOccurred_;
00138
00139 XERCES_CPP_NAMESPACE_QUALIFIER ElemStack::StackElem *parentStack_;
00140 unsigned int elemDepth_;
00141 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer prefix_;
00142 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer uri_;
00143 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer localname_;
00144 bool elementToProcess_;
00145 const XMLCh *xsiType_;
00146 unsigned int attrCount_;
00147 };
00148
00149 #endif