DOMBuilderImpl.hpp
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- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2002 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 2001, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Id: DOMBuilderImpl.hpp,v 1.13 2003/05/15 18:26:50 knoaman Exp $
- *
- */
- #if !defined(DOMBUILDERIMPL_HPP)
- #define DOMBUILDERIMPL_HPP
- #include <xercesc/parsers/AbstractDOMParser.hpp>
- #include <xercesc/dom/DOMBuilder.hpp>
- #include <xercesc/util/XercesDefs.hpp>
- XERCES_CPP_NAMESPACE_BEGIN
- /**
- * Introduced in DOM Level 3
- *
- * DOMBuilderImpl provides an implementation of a DOMBuilder interface.
- * A DOMBuilder instance is obtained from the DOMImplementationLS interface
- * by invoking its createDOMBuilder method.
- */
- class PARSERS_EXPORT DOMBuilderImpl : public AbstractDOMParser,
- public DOMBuilder
- {
- public :
- // -----------------------------------------------------------------------
- // Constructors and Detructor
- // -----------------------------------------------------------------------
- /** @name Constructors and Destructor */
- //@{
- /** Construct a DOMBuilderImpl, with an optional validator
- *
- * Constructor with an instance of validator class to use for
- * validation. If you don't provide a validator, a default one will
- * be created for you in the scanner.
- *
- * @param valToAdopt Pointer to the validator instance to use. The
- * parser is responsible for freeing the memory.
- */
- DOMBuilderImpl
- (
- XMLValidator* const valToAdopt = 0
- , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
- );
- /**
- * Destructor
- */
- virtual ~DOMBuilderImpl();
- //@}
- // -----------------------------------------------------------------------
- // Implementation of DOMBuilder interface
- // -----------------------------------------------------------------------
- // -----------------------------------------------------------------------
- // Getter methods
- // -----------------------------------------------------------------------
- /** @name Getter methods */
- //@{
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Get a pointer to the error handler
- *
- * This method returns the installed error handler. If no handler
- * has been installed, then it will be a zero pointer.
- *
- * @return The pointer to the installed error handler object.
- */
- DOMErrorHandler* getErrorHandler();
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Get a const pointer to the error handler
- *
- * This method returns the installed error handler. If no handler
- * has been installed, then it will be a zero pointer.
- *
- * @return A const pointer to the installed error handler object.
- */
- const DOMErrorHandler* getErrorHandler() const;
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Get a pointer to the entity resolver
- *
- * This method returns the installed entity resolver. If no resolver
- * has been installed, then it will be a zero pointer.
- *
- * @return The pointer to the installed entity resolver object.
- */
- DOMEntityResolver* getEntityResolver();
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Get a const pointer to the entity resolver
- *
- * This method returns the installed entity resolver. If no resolver
- * has been installed, then it will be a zero pointer.
- *
- * @return A const pointer to the installed entity resolver object.
- */
- const DOMEntityResolver* getEntityResolver() const;
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Get a pointer to the application filter
- *
- * This method returns the installed application filter. If no filter
- * has been installed, then it will be a zero pointer.
- *
- * @return The pointer to the installed application filter.
- */
- DOMBuilderFilter* getFilter();
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Get a const pointer to the application filter
- *
- * This method returns the installed application filter. If no filter
- * has been installed, then it will be a zero pointer.
- *
- * @return A const pointer to the installed application filter
- */
- const DOMBuilderFilter* getFilter() const;
- //@}
- // -----------------------------------------------------------------------
- // Setter methods
- // -----------------------------------------------------------------------
- /** @name Setter methods */
- //@{
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Set the error handler
- *
- * This method allows applications to install their own error handler
- * to trap error and warning messages.
- *
- * <i>Any previously set handler is merely dropped, since the parser
- * does not own them.</i>
- *
- * @param handler A const pointer to the user supplied error
- * handler.
- *
- * @see #getErrorHandler
- */
- void setErrorHandler(DOMErrorHandler* const handler);
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Set the entity resolver
- *
- * This method allows applications to install their own entity
- * resolver. By installing an entity resolver, the applications
- * can trap and potentially redirect references to external
- * entities.
- *
- * <i>Any previously set resolver is merely dropped, since the parser
- * does not own them.</i>
- *
- * @param handler A const pointer to the user supplied entity
- * resolver.
- *
- * @see #getEntityResolver
- */
- void setEntityResolver(DOMEntityResolver* const handler);
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Set the application filter
- *
- * When the application provides a filter, the parser will call out to
- * the filter at the completion of the construction of each Element node.
- * The filter implementation can choose to remove the element from the
- * document being constructed (unless the element is the document element)
- * or to terminate the parse early. If the document is being validated
- * when it's loaded the validation happens before the filter is called.
- *
- * <i>Any previously set filter is merely dropped, since the parser
- * does not own them.</i>
- *
- * @param filter A const pointer to the user supplied application
- * filter.
- *
- * @see #getFilter
- */
- void setFilter(DOMBuilderFilter* const filter);
- //@}
- // -----------------------------------------------------------------------
- // Feature methods
- // -----------------------------------------------------------------------
- /** @name Feature methods */
- //@{
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Set the state of a feature
- *
- * It is possible for a DOMBuilder to recognize a feature name but to be
- * unable to set its value.
- *
- * @param name The feature name.
- * @param state The requested state of the feature (true or false).
- * @exception DOMException
- * NOT_SUPPORTED_ERR: Raised when the DOMBuilder recognizes the
- * feature name but cannot set the requested value.
- * <br>NOT_FOUND_ERR: Raised when the DOMBuilder does not recognize
- * the feature name.
- *
- * @see #getFeature
- * @see #canSetFeature
- */
- void setFeature(const XMLCh* const name, const bool state);
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Look up the value of a feature.
- *
- * @param name The feature name.
- * @return The current state of the feature (true or false)
- * @exception DOMException
- * NOT_FOUND_ERR: Raised when the DOMBuilder does not recognize
- * the feature name.
- *
- * @see #setFeature
- * @see #canSetFeature
- */
- bool getFeature(const XMLCh* const name) const;
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Query whether setting a feature to a specific value is supported.
- *
- * @param name The feature name.
- * @param state The requested state of the feature (true or false).
- * @return <code>true</code> if the feature could be successfully set
- * to the specified value, or <code>false</code> if the feature
- * is not recognized or the requested value is not supported. The
- * value of the feature itself is not changed.
- *
- * @see #getFeature
- * @see #setFeature
- */
- bool canSetFeature(const XMLCh* const name, const bool state) const;
- //@}
- // -----------------------------------------------------------------------
- // Parsing methods
- // -----------------------------------------------------------------------
- /** @name Parsing methods */
- //@{
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Parse via an input source object
- *
- * This method invokes the parsing process on the XML file specified
- * by the DOMInputSource parameter. This API is borrowed from the
- * SAX Parser interface.
- *
- * @param source A const reference to the DOMInputSource object which
- * points to the XML file to be parsed.
- * @return If the DOMBuilder is a synchronous DOMBuilder the newly created
- * and populated Document is returned. If the DOMBuilder is
- * asynchronous then <code>null</code> is returned since the
- * document object is not yet parsed when this method returns.
- * @exception SAXException Any SAX exception, possibly
- * wrapping another exception.
- * @exception XMLException An exception from the parser or client
- * handler code.
- * @exception DOMException A DOM exception as per DOM spec.
- *
- * @see DOMInputSource#DOMInputSource
- * @see #setEntityResolver
- * @see #setErrorHandler
- */
- DOMDocument* parse(const DOMInputSource& source);
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Parse via a file path or URL
- *
- * This method invokes the parsing process on the XML file specified by
- * the Unicode string parameter 'systemId'.
- *
- * @param systemId A const XMLCh pointer to the Unicode string which
- * contains the path to the XML file to be parsed.
- * @return If the DOMBuilder is a synchronous DOMBuilder the newly created
- * and populated Document is returned. If the DOMBuilder is
- * asynchronous then <code>null</code> is returned since the
- * document object is not yet parsed when this method returns.
- * @exception SAXException Any SAX exception, possibly
- * wrapping another exception.
- * @exception XMLException An exception from the parser or client
- * handler code.
- * @exception DOM_DOMException A DOM exception as per DOM spec.
- *
- * @see #parse(DOMInputSource,...)
- */
- DOMDocument* parseURI(const XMLCh* const systemId);
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Parse via a file path or URL (in the local code page)
- *
- * This method invokes the parsing process on the XML file specified by
- * the native char* string parameter 'systemId'.
- *
- * @param systemId A const char pointer to a native string which
- * contains the path to the XML file to be parsed.
- * @return If the DOMBuilder is a synchronous DOMBuilder the newly created
- * and populated Document is returned. If the DOMBuilder is
- * asynchronous then <code>null</code> is returned since the
- * document object is not yet parsed when this method returns.
- * @exception SAXException Any SAX exception, possibly
- * wrapping another exception.
- * @exception XMLException An exception from the parser or client
- * handler code.
- * @exception DOM_DOMException A DOM exception as per DOM spec.
- *
- * @see #parse(DOMInputSource,...)
- */
- DOMDocument* parseURI(const char* const systemId);
- /**
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * Parse via an input source object
- *
- * This method invokes the parsing process on the XML file specified
- * by the DOMInputSource parameter, and inserts the content into an
- * existing document at the position specified with the contextNode
- * and action arguments. When parsing the input stream the context node
- * is used for resolving unbound namespace prefixes.
- *
- * @param source A const reference to the DOMInputSource object which
- * points to the XML file to be parsed.
- * @param contextNode The node that is used as the context for the data
- * that is being parsed. This node must be a Document
- * node, a DocumentFragment node, or a node of a type
- * that is allowed as a child of an element, e.g. it
- * can not be an attribute node.
- * @param action This parameter describes which action should be taken
- * between the new set of node being inserted and the
- * existing children of the context node.
- * @exception DOMException
- * NOT_SUPPORTED_ERR: Raised when the DOMBuilder doesn't support
- * this method.
- * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if the context node is
- * readonly.
- */
- virtual void parseWithContext
- (
- const DOMInputSource& source
- , DOMNode* const contextNode
- , const short action
- );
- // -----------------------------------------------------------------------
- // Non-standard Extension
- // -----------------------------------------------------------------------
- /** @name Non-standard Extension */
- //@{
- /**
- * Query the current value of a property in a DOMBuilder.
- *
- * The builder owns the returned pointer. The memory allocated for
- * the returned pointer will be destroyed when the builder is deleted.
- *
- * To ensure assessiblity of the returned information after the builder
- * is deleted, callers need to copy and store the returned information
- * somewhere else; otherwise you may get unexpected result. Since the returned
- * pointer is a generic void pointer, see
- * http://xml.apache.org/xerces-c/program-dom.html#DOMBuilderProperties to learn
- * exactly what type of property value each property returns for replication.
- *
- * @param name The unique identifier (URI) of the property being set.
- * @return The current value of the property. The pointer spans the same
- * life-time as the parser. A null pointer is returned if nothing
- * was specified externally.
- * @exception DOMException
- * <br>NOT_FOUND_ERR: Raised when the DOMBuilder does not recognize
- * the requested property.
- */
- virtual void* getProperty(const XMLCh* const name) const;
- /**
- * Set the value of any property in a DOMBuilder.
- * See http://xml.apache.org/xerces-c/program-dom.html#DOMBuilderProperties for
- * the list of supported properties.
- *
- * It takes a void pointer as the property value. Application is required to initialize this void
- * pointer to a correct type. See http://xml.apache.org/xerces-c/program-dom.html#DOMBuilderProperties
- * to learn exactly what type of property value each property expects for processing.
- * Passing a void pointer that was initialized with a wrong type will lead to unexpected result.
- * If the same property is set more than once, the last one takes effect.
- *
- * @param name The unique identifier (URI) of the property being set.
- * @param value The requested value for the property.
- * See http://xml.apache.org/xerces-c/program-dom.html#DOMBuilderProperties to learn
- * exactly what type of property value each property expects for processing.
- * Passing a void pointer that was initialized with a wrong type will lead
- * to unexpected result.
- * @exception DOMException
- * <br>NOT_FOUND_ERR: Raised when the DOMBuilder does not recognize
- * the requested property.
- */
- virtual void setProperty(const XMLCh* const name, void* value);
- /**
- * Called to indicate that this DOMBuilder is no longer in use
- * and that the implementation may relinquish any resources associated with it.
- *
- */
- virtual void release();
- /** Reset the documents vector pool and release all the associated memory
- * back to the system.
- *
- * When parsing a document using a DOM parser, all memory allocated
- * for a DOM tree is associated to the DOM document.
- *
- * If you do multiple parse using the same DOM parser instance, then
- * multiple DOM documents will be generated and saved in a vector pool.
- * All these documents (and thus all the allocated memory)
- * won't be deleted until the parser instance is destroyed.
- *
- * If you don't need these DOM documents anymore and don't want to
- * destroy the DOM parser instance at this moment, then you can call this method
- * to reset the document vector pool and release all the allocated memory
- * back to the system.
- *
- * It is an error to call this method if you are in the middle of a
- * parse (e.g. in the mid of a progressive parse).
- *
- * @exception IOException An exception from the parser if this function
- * is called when a parse is in progress.
- *
- */
- virtual void resetDocumentPool();
- /**
- * Preparse schema grammar (XML Schema, DTD, etc.) via an input source
- * object.
- *
- * This method invokes the preparsing process on a schema grammar XML
- * file specified by the DOMInputSource parameter. If the 'toCache' flag
- * is enabled, the parser will cache the grammars for re-use. If a grammar
- * key is found in the pool, no caching of any grammar will take place.
- *
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * @param source A const reference to the DOMInputSource object which
- * points to the schema grammar file to be preparsed.
- * @param grammarType The grammar type (Schema or DTD).
- * @param toCache If <code>true</code>, we cache the preparsed grammar,
- * otherwise, no chaching. Default is <code>false</code>.
- * @return The preparsed schema grammar object (SchemaGrammar or
- * DTDGrammar). That grammar object is owned by the parser.
- *
- * @exception SAXException Any SAX exception, possibly
- * wrapping another exception.
- * @exception XMLException An exception from the parser or client
- * handler code.
- * @exception DOMException A DOM exception as per DOM spec.
- *
- * @see DOMInputSource#DOMInputSource
- */
- virtual Grammar* loadGrammar(const DOMInputSource& source,
- const short grammarType,
- const bool toCache = false);
- /**
- * Preparse schema grammar (XML Schema, DTD, etc.) via a file path or URL
- *
- * This method invokes the preparsing process on a schema grammar XML
- * file specified by the file path parameter. If the 'toCache' flag
- * is enabled, the parser will cache the grammars for re-use. If a grammar
- * key is found in the pool, no caching of any grammar will take place.
- *
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * @param systemId A const XMLCh pointer to the Unicode string which
- * contains the path to the XML grammar file to be
- * preparsed.
- * @param grammarType The grammar type (Schema or DTD).
- * @param toCache If <code>true</code>, we cache the preparsed grammar,
- * otherwise, no chaching. Default is <code>false</code>.
- * @return The preparsed schema grammar object (SchemaGrammar or
- * DTDGrammar). That grammar object is owned by the parser.
- *
- * @exception SAXException Any SAX exception, possibly
- * wrapping another exception.
- * @exception XMLException An exception from the parser or client
- * handler code.
- * @exception DOMException A DOM exception as per DOM spec.
- */
- virtual Grammar* loadGrammar(const XMLCh* const systemId,
- const short grammarType,
- const bool toCache = false);
- /**
- * Preparse schema grammar (XML Schema, DTD, etc.) via a file path or URL
- *
- * This method invokes the preparsing process on a schema grammar XML
- * file specified by the file path parameter. If the 'toCache' flag
- * is enabled, the parser will cache the grammars for re-use. If a grammar
- * key is found in the pool, no caching of any grammar will take place.
- *
- * <p><b>"Experimental - subject to change"</b></p>
- *
- * @param systemId A const char pointer to a native string which contains
- * the path to the XML grammar file to be preparsed.
- * @param grammarType The grammar type (Schema or DTD).
- * @param toCache If <code>true</code>, we cache the preparsed grammar,
- * otherwise, no chaching. Default is <code>false</code>.
- * @return The preparsed schema grammar object (SchemaGrammar or
- * DTDGrammar). That grammar object is owned by the parser.
- *
- * @exception SAXException Any SAX exception, possibly
- * wrapping another exception.
- * @exception XMLException An exception from the parser or client
- * handler code.
- * @exception DOMException A DOM exception as per DOM spec.
- */
- virtual Grammar* loadGrammar(const char* const systemId,
- const short grammarType,
- const bool toCache = false);
- /**
- * Retrieve the grammar that is associated with the specified namespace key
- *
- * @param nameSpaceKey Namespace key
- * @return Grammar associated with the Namespace key.
- */
- virtual Grammar* getGrammar(const XMLCh* const nameSpaceKey) const;
- /**
- * Retrieve the grammar where the root element is declared.
- *
- * @return Grammar where root element declared
- */
- virtual Grammar* getRootGrammar() const;
- /**
- * Returns the string corresponding to a URI id from the URI string pool.
- *
- * @param uriId id of the string in the URI string pool.
- * @return URI string corresponding to the URI id.
- */
- virtual const XMLCh* getURIText(unsigned int uriId) const;
- /**
- * Clear the cached grammar pool
- */
- virtual void resetCachedGrammarPool();
- /**
- * Returns the current src offset within the input source.
- *
- * @return offset within the input source
- */
- virtual unsigned int getSrcOffset() const;
- //@}
- // -----------------------------------------------------------------------
- // Implementation of the XMLErrorReporter interface.
- // -----------------------------------------------------------------------
- /** @name Implementation of the XMLErrorReporter interface. */
- //@{
- /** Handle errors reported from the parser
- *
- * This method is used to report back errors found while parsing the
- * XML file. This method is also borrowed from the SAX specification.
- * It calls the corresponding user installed Error Handler method:
- * 'fatal', 'error', 'warning' depending on the severity of the error.
- * This classification is defined by the XML specification.
- *
- * @param errCode An integer code for the error.
- * @param msgDomain A const pointer to an Unicode string representing
- * the message domain to use.
- * @param errType An enumeration classifying the severity of the error.
- * @param errorText A const pointer to an Unicode string representing
- * the text of the error message.
- * @param systemId A const pointer to an Unicode string representing
- * the system id of the XML file where this error
- * was discovered.
- * @param publicId A const pointer to an Unicode string representing
- * the public id of the XML file where this error
- * was discovered.
- * @param lineNum The line number where the error occurred.
- * @param colNum The column number where the error occurred.
- * @see DOMErrorHandler
- */
- virtual void error
- (
- const unsigned int errCode
- , const XMLCh* const msgDomain
- , const XMLErrorReporter::ErrTypes errType
- , const XMLCh* const errorText
- , const XMLCh* const systemId
- , const XMLCh* const publicId
- , const XMLSSize_t lineNum
- , const XMLSSize_t colNum
- );
- /** Reset any error data before a new parse
- *
- * This method allows the user installed Error Handler callback to
- * 'reset' itself.
- *
- * <b><font color="#FF0000">This method is a no-op for this DOM
- * implementation.</font></b>
- */
- virtual void resetErrors();
- //@}
- // -----------------------------------------------------------------------
- // Implementation of the XMLEntityHandler interface.
- // -----------------------------------------------------------------------
- /** @name Implementation of the XMLEntityHandler interface. */
- //@{
- /** Handle an end of input source event
- *
- * This method is used to indicate the end of parsing of an external
- * entity file.
- *
- * <b><font color="#FF0000">This method is a no-op for this DOM
- * implementation.</font></b>
- *
- * @param inputSource A const reference to the InputSource object
- * which points to the XML file being parsed.
- * @see InputSource
- */
- virtual void endInputSource(const InputSource& inputSource);
- /** Expand a system id
- *
- * This method allows an installed XMLEntityHandler to further
- * process any system id's of enternal entities encountered in
- * the XML file being parsed, such as redirection etc.
- *
- * <b><font color="#FF0000">This method always returns 'false'
- * for this DOM implementation.</font></b>
- *
- * @param systemId A const pointer to an Unicode string representing
- * the system id scanned by the parser.
- * @param toFill A pointer to a buffer in which the application
- * processed system id is stored.
- * @return 'true', if any processing is done, 'false' otherwise.
- */
- virtual bool expandSystemId
- (
- const XMLCh* const systemId
- , XMLBuffer& toFill
- );
- /** Reset any entity handler information
- *
- * This method allows the installed XMLEntityHandler to reset
- * itself.
- *
- * <b><font color="#FF0000">This method is a no-op for this DOM
- * implementation.</font></b>
- */
- virtual void resetEntities();
- /** Resolve a public/system id
- *
- * This method allows a user installed entity handler to further
- * process any pointers to external entities. The applications can
- * implement 'redirection' via this callback. This method is also
- * borrowed from the SAX specification.
- *
- * @param publicId A const pointer to a Unicode string representing the
- * public id of the entity just parsed.
- * @param systemId A const pointer to a Unicode string representing the
- * system id of the entity just parsed.
- * @param baseURI A const pointer to a Unicode string representing the
- * base URI of the entity just parsed,
- * or <code>null</code> if there is no base URI.
- * @return The value returned by the user installed resolveEntity
- * method or NULL otherwise to indicate no processing was done.
- * The returned InputSource is owned by the DOMBuilder which is
- * responsible to clean up the memory.
- * @see DOMEntityResolver
- * @see XMLEntityHandler
- */
- virtual InputSource* resolveEntity
- (
- const XMLCh* const publicId
- , const XMLCh* const systemId
- , const XMLCh* const baseURI = 0
- );
- /** Handle a 'start input source' event
- *
- * This method is used to indicate the start of parsing an external
- * entity file.
- *
- * <b><font color="#FF0000">This method is a no-op for this DOM parse
- * implementation.</font></b>
- *
- * @param inputSource A const reference to the InputSource object
- * which points to the external entity
- * being parsed.
- */
- virtual void startInputSource(const InputSource& inputSource);
- //@}
- private :
- // -----------------------------------------------------------------------
- // Private data members
- //
- // fEntityResolver
- // The installed DOM entity resolver, if any. Null if none.
- //
- // fErrorHandler
- // The installed DOM error handler, if any. Null if none.
- //
- // fFilter
- // The installed application filter, if any. Null if none.
- //
- // fCharsetOverridesXMLEncoding
- // Indicates if the "charset-overrides-xml-encoding" is set or not
- //
- // fUserAdoptsDocument
- // The DOMDocument ownership has been transferred to application
- // If set to true, the parser does not own the document anymore
- // and thus will not release its memory.
- //-----------------------------------------------------------------------
- bool fAutoValidation;
- bool fValidation;
- DOMEntityResolver* fEntityResolver;
- DOMErrorHandler* fErrorHandler;
- DOMBuilderFilter* fFilter;
- bool fCharsetOverridesXMLEncoding;
- bool fUserAdoptsDocument;
- };
- // ---------------------------------------------------------------------------
- // DOMBuilderImpl: Handlers for the XMLEntityHandler interface
- // ---------------------------------------------------------------------------
- inline void DOMBuilderImpl::endInputSource(const InputSource&)
- {
- // The DOM entity resolver doesn't handle this
- }
- inline bool DOMBuilderImpl::expandSystemId(const XMLCh* const, XMLBuffer&)
- {
- // The DOM entity resolver doesn't handle this
- return false;
- }
- inline void DOMBuilderImpl::resetEntities()
- {
- // Nothing to do on this one
- }
- inline void DOMBuilderImpl::startInputSource(const InputSource&)
- {
- // The DOM entity resolver doesn't handle this
- }
- // ---------------------------------------------------------------------------
- // DOMBuilderImpl: Getter methods
- // ---------------------------------------------------------------------------
- inline DOMErrorHandler* DOMBuilderImpl::getErrorHandler()
- {
- return fErrorHandler;
- }
- inline const DOMErrorHandler* DOMBuilderImpl::getErrorHandler() const
- {
- return fErrorHandler;
- }
- inline DOMEntityResolver* DOMBuilderImpl::getEntityResolver()
- {
- return fEntityResolver;
- }
- inline const DOMEntityResolver* DOMBuilderImpl::getEntityResolver() const
- {
- return fEntityResolver;
- }
- inline DOMBuilderFilter* DOMBuilderImpl::getFilter()
- {
- return fFilter;
- }
- inline const DOMBuilderFilter* DOMBuilderImpl::getFilter() const
- {
- return fFilter;
- }
- XERCES_CPP_NAMESPACE_END
- #endif