ClickHouse/contrib/libpoco/XML/include/Poco/DOM/DOMBuilder.h

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//
// DOMBuilder.h
//
// $Id: //poco/1.4/XML/include/Poco/DOM/DOMBuilder.h#1 $
//
// Library: XML
// Package: DOM
// Module: DOMBuilder
//
// Definition of the DOMBuilder class.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef DOM_DOMBuilder_INCLUDED
#define DOM_DOMBuilder_INCLUDED
#include "Poco/XML/XML.h"
#include "Poco/SAX/ContentHandler.h"
#include "Poco/SAX/LexicalHandler.h"
#include "Poco/SAX/DTDHandler.h"
#include "Poco/XML/XMLString.h"
namespace Poco {
namespace XML {
class XMLReader;
class Document;
class InputSource;
class AbstractNode;
class AbstractContainerNode;
class NamePool;
class XML_API DOMBuilder: protected DTDHandler, protected ContentHandler, protected LexicalHandler
/// This class builds a tree representation of an
/// XML document, according to the W3C Document Object Model, Level 1 and 2
/// specifications.
///
/// The actual XML parsing is done by an XMLReader, which
/// must be supplied to the DOMBuilder.
{
public:
DOMBuilder(XMLReader& xmlReader, NamePool* pNamePool = 0);
/// Creates a DOMBuilder using the given XMLReader.
/// If a NamePool is given, it becomes the Document's NamePool.
virtual ~DOMBuilder();
/// Destroys the DOMBuilder.
virtual Document* parse(const XMLString& uri);
/// Parse an XML document from a location identified by an URI.
virtual Document* parse(InputSource* pInputSource);
/// Parse an XML document from a location identified by an InputSource.
virtual Document* parseMemoryNP(const char* xml, std::size_t size);
/// Parses an XML document from memory.
protected:
// DTDHandler
void notationDecl(const XMLString& name, const XMLString* publicId, const XMLString* systemId);
void unparsedEntityDecl(const XMLString& name, const XMLString* publicId, const XMLString& systemId, const XMLString& notationName);
// ContentHandler
void setDocumentLocator(const Locator* loc);
void startDocument();
void endDocument();
void startElement(const XMLString& uri, const XMLString& localName, const XMLString& qname, const Attributes& attributes);
void endElement(const XMLString& uri, const XMLString& localName, const XMLString& qname);
void characters(const XMLChar ch[], int start, int length);
void ignorableWhitespace(const XMLChar ch[], int start, int length);
void processingInstruction(const XMLString& target, const XMLString& data);
void startPrefixMapping(const XMLString& prefix, const XMLString& uri);
void endPrefixMapping(const XMLString& prefix);
void skippedEntity(const XMLString& name);
// LexicalHandler
void startDTD(const XMLString& name, const XMLString& publicId, const XMLString& systemId);
void endDTD();
void startEntity(const XMLString& name);
void endEntity(const XMLString& name);
void startCDATA();
void endCDATA();
void comment(const XMLChar ch[], int start, int length);
void appendNode(AbstractNode* pNode);
void setupParse();
private:
static const XMLString EMPTY_STRING;
XMLReader& _xmlReader;
NamePool* _pNamePool;
Document* _pDocument;
AbstractContainerNode* _pParent;
AbstractNode* _pPrevious;
bool _inCDATA;
bool _namespaces;
};
} } // namespace Poco::XML
#endif // DOM_DOMBuilder_INCLUDED