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118 lines
3.3 KiB
C++
118 lines
3.3 KiB
C++
//
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// DOMParser.h
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//
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// Library: XML
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// Package: DOM
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// Module: DOMParser
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//
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// Definition of the DOMParser class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef DOM_DOMParser_INCLUDED
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#define DOM_DOMParser_INCLUDED
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#include "Poco/SAX/SAXParser.h"
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#include "Poco/XML/XML.h"
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namespace Poco
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{
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namespace XML
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{
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class NamePool;
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class Document;
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class InputSource;
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class EntityResolver;
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class XML_API DOMParser
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/// This is a convenience class that combines a
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/// DOMBuilder with a SAXParser, with the optional
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/// support of a WhitespaceFilter.
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{
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public:
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explicit DOMParser(NamePool * pNamePool = 0);
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/// Creates a new DOMParser.
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/// If a NamePool is given, it becomes the Document's NamePool.
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explicit DOMParser(unsigned long namePoolSize);
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/// Creates a new DOMParser, using the given NamePool size.
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///
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/// The given namePoolSize should be a suitable prime number,
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/// e.g. 251, 509, 1021 or 4093, depending on the expected
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/// size of the document.
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~DOMParser();
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/// Destroys the DOMParser.
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void setEncoding(const XMLString & encoding);
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/// Sets the encoding used by the parser if no
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/// encoding is specified in the XML document.
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const XMLString & getEncoding() const;
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/// Returns the name of the encoding used by
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/// the parser if no encoding is specified in
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/// the XML document.
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void addEncoding(const XMLString & name, Poco::TextEncoding * pEncoding);
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/// Adds an encoding to the parser.
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void setFeature(const XMLString & name, bool state);
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/// Set the state of a feature.
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///
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/// If a feature is not recognized by the DOMParser, it is
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/// passed on to the underlying XMLReader.
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///
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/// The only currently supported feature is
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/// http://www.appinf.com/features/no-whitespace-in-element-content
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/// which, when activated, causes the WhitespaceFilter to
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/// be used.
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bool getFeature(const XMLString & name) const;
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/// Look up the value of a feature.
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///
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/// If a feature is not recognized by the DOMParser, the
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/// DOMParser queries the underlying SAXParser for the feature.
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Document * parse(const XMLString & uri);
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/// Parse an XML document from a location identified by an URI.
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Document * parse(InputSource * pInputSource);
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/// Parse an XML document from a location identified by an InputSource.
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Document * parseString(const std::string & xml);
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/// Parse an XML document from a string.
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Document * parseMemory(const char * xml, std::size_t size);
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/// Parse an XML document from memory.
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EntityResolver * getEntityResolver() const;
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/// Returns the entity resolver used by the underlying SAXParser.
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void setEntityResolver(EntityResolver * pEntityResolver);
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/// Sets the entity resolver on the underlying SAXParser.
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static const XMLString FEATURE_FILTER_WHITESPACE;
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private:
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SAXParser _saxParser;
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NamePool * _pNamePool;
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bool _filterWhitespace;
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};
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}
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} // namespace Poco::XML
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#endif // DOM_DOMParser_INCLUDED
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