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ContentHandler.hpp

/*
 * The Apache Software License, Version 1.1
 * 
 * Copyright (c) 1999-2000 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) 1999, International
 * Business Machines, Inc., http://www.ibm.com .  For more information
 * on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

/*
 * $Log: ContentHandler.hpp,v $
 * Revision 1.1  2002/05/11 20:24:27  bhavani
 * CR#CR062582# adding xercesc 1.7 file
 *
 * Revision 1.1.1.1  2002/02/01 22:22:09  peiyongz
 * sane_include
 *
 * Revision 1.4  2000/12/14 18:50:05  tng
 * Fix API document generation warning: "Warning: end of member group without matching begin"
 *
 * Revision 1.3  2000/08/09 22:19:29  jpolast
 * many conformance & stability changes:
 *   - ContentHandler::resetDocument() removed
 *   - attrs param of ContentHandler::startDocument() made const
 *   - SAXExceptions thrown now have msgs
 *   - removed duplicate function signatures that had 'const'
 *       [ eg: getContentHander() ]
 *   - changed getFeature and getProperty to apply to const objs
 *   - setProperty now takes a void* instead of const void*
 *   - SAX2XMLReaderImpl does not inherit from SAXParser anymore
 *   - Reuse Validator (http://apache.org/xml/features/reuse-validator) implemented
 *   - Features & Properties now read-only during parse
 *
 * Revision 1.2  2000/08/07 18:21:27  jpolast
 * change SAX_EXPORT module to SAX2_EXPORT
 *
 * Revision 1.1  2000/08/02 18:02:34  jpolast
 * initial checkin of sax2 implementation
 * submitted by Simon Fell (simon@fell.com)
 * and Joe Polastre (jpolast@apache.org)
 *
 *
 */


#ifndef CONTENTHANDLER_HPP
#define CONTENTHANDLER_HPP

#include <xercesc/util/XercesDefs.hpp>

class Attributes;
class Locator;

class SAX2_EXPORT ContentHandler
{
public:
    ContentHandler()
    {
    }

    virtual ~ContentHandler()
    {
    }

    virtual void characters
    (
        const   XMLCh* const    chars
        , const unsigned int    length
    ) = 0;

    virtual void endDocument () = 0;

    virtual void endElement
        (
                const XMLCh* const uri, 
                const XMLCh* const localname, 
                const XMLCh* const qname
        ) = 0;

    virtual void ignorableWhitespace
    (
        const   XMLCh* const    chars
        , const unsigned int    length
    ) = 0;

    virtual void processingInstruction
    (
        const   XMLCh* const    target
        , const XMLCh* const    data
    ) = 0;

    virtual void setDocumentLocator(const Locator* const locator) = 0;

    virtual void startDocument() = 0;

    virtual void startElement
    (
        const   XMLCh* const    uri,
        const   XMLCh* const    localname,
        const   XMLCh* const    qname,
        const   Attributes&     attrs
    ) = 0;

        virtual void startPrefixMapping
        ( 
                const   XMLCh* const    prefix,
                const   XMLCh* const    uri
        ) = 0 ;

        virtual void endPrefixMapping
        (
                const   XMLCh* const    prefix
        ) = 0 ;

        virtual void skippedEntity
        (
                const   XMLCh* const    name
        ) = 0 ;

private :
    /* Unimplemented Constructors and operators */
    /* Copy constructor */
    ContentHandler(const ContentHandler&);
    void operator=(const ContentHandler&);
};

#endif

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