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SchemaValidatorFilter.hpp
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1/*
2 * Copyright (c) 2001, 2008,
3 * DecisionSoft Limited. All rights reserved.
4 * Copyright (c) 2004, 2015 Oracle and/or its affiliates. All rights reserved.
5 *
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 */
19
20#ifndef _SCHEMAVALIDATORFILTER_HPP
21#define _SCHEMAVALIDATORFILTER_HPP
22
23#include <vector>
24
26
27#include <xercesc/framework/XMLDocumentHandler.hpp>
28#include <xercesc/framework/XMLErrorReporter.hpp>
29#include <xercesc/validators/schema/SchemaValidator.hpp>
30#include <xercesc/validators/schema/identity/IdentityConstraintHandler.hpp>
31#include <xercesc/internal/XMLScanner.hpp>
32#include <xercesc/util/RefHash3KeysIdPool.hpp>
33
34class DynamicContext;
35class LocationInfo;
36
37#if _XERCES_VERSION < 30000
38typedef XMLSSize_t XMLFileLoc;
39#endif
40
48class XQILLA_API SchemaValidatorFilter : public EventFilter,
49 public XERCES_CPP_NAMESPACE_QUALIFIER XMLScanner,
50 private XERCES_CPP_NAMESPACE_QUALIFIER XMLDocumentHandler,
51 private XERCES_CPP_NAMESPACE_QUALIFIER XMLErrorReporter
52{
53public:
54 SchemaValidatorFilter(bool strictValidation, EventHandler *next, XERCES_CPP_NAMESPACE_QUALIFIER GrammarResolver *grammarResolver,
55 XERCES_CPP_NAMESPACE_QUALIFIER MemoryManager *mm, const LocationInfo *info);
57
58 void reset();
59
60 virtual void startDocumentEvent(const XMLCh *documentURI, const XMLCh *encoding);
61 virtual void endDocumentEvent();
62 virtual void startElementEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname);
63 virtual void endElementEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname,
64 const XMLCh *typeURI, const XMLCh *typeName);
65 virtual void piEvent(const XMLCh *target, const XMLCh *value);
66 virtual void textEvent(const XMLCh *value);
67 virtual void textEvent(const XMLCh *chars, unsigned int length);
68 virtual void commentEvent(const XMLCh *value);
69 virtual void attributeEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname, const XMLCh *value,
70 const XMLCh *typeURI, const XMLCh *typeName);
71 virtual void namespaceEvent(const XMLCh *prefix, const XMLCh *uri);
72
73private:
74 // XMLScanner
75 virtual const XMLCh *getName() const { return 0; }
76 virtual XERCES_CPP_NAMESPACE_QUALIFIER NameIdPool<XERCES_CPP_NAMESPACE_QUALIFIER DTDEntityDecl> *getEntityDeclPool() { return 0; }
77 virtual const XERCES_CPP_NAMESPACE_QUALIFIER NameIdPool<XERCES_CPP_NAMESPACE_QUALIFIER DTDEntityDecl> *getEntityDeclPool() const { return 0; }
78#if _XERCES_VERSION < 30100
79 virtual unsigned int resolveQName(const XMLCh *const qName, XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &prefixBufToFill,
80 const short mode, int &prefixColonPos);
81#endif
82 virtual void scanDocument(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource &src) {}
83 virtual bool scanNext(XERCES_CPP_NAMESPACE_QUALIFIER XMLPScanToken &toFill) { return false; }
84 virtual XERCES_CPP_NAMESPACE_QUALIFIER Grammar *loadGrammar(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource &src,
85 const short grammarType, const bool toCache) { return 0; }
86
87 virtual void scanCDSection() {}
88 virtual void scanCharData(XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &toToUse) {}
89 virtual EntityExpRes scanEntityRef(const bool inAttVal, XMLCh &firstCh, XMLCh &secondCh,
90 bool &escaped) { return EntityExp_Returned; }
91 virtual void scanDocTypeDecl() {}
92 virtual void scanReset(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource &src) {}
93 virtual void sendCharData(XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer &toSend) {}
94
95 // XMLDocumentHandler
96 virtual void startDocument() {}
97 virtual void endDocument() {}
98 virtual void resetDocument() {}
99#if _XERCES_VERSION >= 30000
100 virtual void startElement(const XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl& elemDecl, const unsigned int urlId,
101 const XMLCh* const elemPrefix,
102 const XERCES_CPP_NAMESPACE_QUALIFIER RefVectorOf<XERCES_CPP_NAMESPACE_QUALIFIER XMLAttr>& attrList,
103 const XMLSize_t attrCount, const bool isEmpty, const bool isRoot) {}
104 virtual void docCharacters(const XMLCh* const chars, const XMLSize_t length, const bool cdataSection);
105 virtual void ignorableWhitespace(const XMLCh* const chars, const XMLSize_t length, const bool cdataSection) {}
106#else
107 virtual void startElement(const XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl& elemDecl, const unsigned int urlId,
108 const XMLCh* const elemPrefix,
109 const XERCES_CPP_NAMESPACE_QUALIFIER RefVectorOf<XERCES_CPP_NAMESPACE_QUALIFIER XMLAttr>& attrList,
110 const unsigned int attrCount, const bool isEmpty, const bool isRoot) {}
111 virtual void docCharacters(const XMLCh* const chars, const unsigned int length, const bool cdataSection);
112 virtual void ignorableWhitespace(const XMLCh* const chars, const unsigned int length, const bool cdataSection) {}
113#endif
114 virtual void endElement(const XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl& elemDecl, const unsigned int urlId,
115 const bool isRoot, const XMLCh* const elemPrefix=0) {}
116 virtual void docComment(const XMLCh* const comment) {}
117 virtual void docPI(const XMLCh* const target, const XMLCh* const data) {}
118 virtual void startEntityReference(const XERCES_CPP_NAMESPACE_QUALIFIER XMLEntityDecl& entDecl) {}
119 virtual void endEntityReference(const XERCES_CPP_NAMESPACE_QUALIFIER XMLEntityDecl& entDecl) {}
120 virtual void XMLDecl(const XMLCh* const versionStr, const XMLCh* const encodingStr, const XMLCh* const standaloneStr,
121 const XMLCh* const actualEncodingStr) {}
122
123 // XMLErrorReporter
124 virtual void resetErrors() {}
125 virtual void error(const unsigned int errCode, const XMLCh* const errDomain, const XMLErrorReporter::ErrTypes type, const XMLCh* const errorText,
126 const XMLCh* const systemId, const XMLCh* const publicId, const XMLFileLoc lineNum, const XMLFileLoc colNum);
127
128private:
129 void processStartElement();
130 void processAttrs(XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl *elemDecl);
131
132 bool switchGrammar(const XMLCh *uri);
133 bool laxElementValidation(XERCES_CPP_NAMESPACE_QUALIFIER QName* element,
134 XERCES_CPP_NAMESPACE_QUALIFIER ContentLeafNameTypeVector* cv,
135 const XERCES_CPP_NAMESPACE_QUALIFIER XMLContentModel *cm,
136 unsigned int parentElemDepth);
137 bool anyAttributeValidation(XERCES_CPP_NAMESPACE_QUALIFIER SchemaAttDef* attWildCard, unsigned int uriId, bool& skipThisOne, bool& laxThisOne);
138 XERCES_CPP_NAMESPACE_QUALIFIER XMLElementDecl *createElementDecl(unsigned int uriId, unsigned int currentScope,
139 bool laxThisOne);
140
141 const LocationInfo *info_;
142
143 XERCES_CPP_NAMESPACE_QUALIFIER SchemaValidator *fSchemaValidator;
144 XERCES_CPP_NAMESPACE_QUALIFIER SchemaGrammar *fSchemaGrammar;
145 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer fContent;
146 XERCES_CPP_NAMESPACE_QUALIFIER IdentityConstraintHandler *fICHandler;
147 XERCES_CPP_NAMESPACE_QUALIFIER RefHash3KeysIdPool<XERCES_CPP_NAMESPACE_QUALIFIER SchemaElementDecl> *fElemNonDeclPool;
148
149 bool strictValidation_;
150 bool errorOccurred_;
151
152 XERCES_CPP_NAMESPACE_QUALIFIER ElemStack::StackElem *parentStack_;
153 unsigned int elemDepth_;
154 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer prefix_;
155 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer uri_;
156 XERCES_CPP_NAMESPACE_QUALIFIER XMLBuffer localname_;
157 bool elementToProcess_;
158 const XMLCh *xsiType_;
159 unsigned int attrCount_;
160};
161
162#endif
XMLSSize_t XMLFileLoc
Definition SchemaValidatorFilter.hpp:38
The execution time dynamic context interface.
Definition DynamicContext.hpp:39
EventFilter(EventHandler *next)
Definition EventHandler.hpp:70
Definition EventHandler.hpp:30
A class that gives records a location in the query.
Definition LocationInfo.hpp:30
SchemaValidatorFilter(bool strictValidation, EventHandler *next, xercesc::GrammarResolver *grammarResolver, xercesc::MemoryManager *mm, const LocationInfo *info)
virtual void endDocumentEvent()
Handles a document node as an event.
virtual void textEvent(const XMLCh *value)
Handles a text node as an event.
virtual void piEvent(const XMLCh *target, const XMLCh *value)
Handles a processing instruction node as an event.
virtual ~SchemaValidatorFilter()
virtual void textEvent(const XMLCh *chars, unsigned int length)
Handles a text node as an event.
virtual void startDocumentEvent(const XMLCh *documentURI, const XMLCh *encoding)
Handles a document node as an event.
virtual void attributeEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname, const XMLCh *value, const XMLCh *typeURI, const XMLCh *typeName)
Handles an attribute node as an event.
virtual void startElementEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname)
Handles the start of an element node as an event.
virtual void commentEvent(const XMLCh *value)
Handles a comment node as an event.
virtual void namespaceEvent(const XMLCh *prefix, const XMLCh *uri)
Handles a namespace binding as an event.
virtual void endElementEvent(const XMLCh *prefix, const XMLCh *uri, const XMLCh *localname, const XMLCh *typeURI, const XMLCh *typeName)
Handles the end of an element node as an event.