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ContentHandler.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1

00003  * 

00004  * Copyright (c) 1999-2000 The Apache Software Foundation.  All rights

00005  * reserved.

00006  * 

00007  * Redistribution and use in source and binary forms, with or without

00008  * modification, are permitted provided that the following conditions

00009  * are met:

00010  * 

00011  * 1. Redistributions of source code must retain the above copyright

00012  *    notice, this list of conditions and the following disclaimer. 

00013  * 

00014  * 2. Redistributions in binary form must reproduce the above copyright

00015  *    notice, this list of conditions and the following disclaimer in

00016  *    the documentation and/or other materials provided with the

00017  *    distribution.

00018  * 

00019  * 3. The end-user documentation included with the redistribution,

00020  *    if any, must include the following acknowledgment:  

00021  *       "This product includes software developed by the

00022  *        Apache Software Foundation (http://www.apache.org/)."

00023  *    Alternately, this acknowledgment may appear in the software itself,

00024  *    if and wherever such third-party acknowledgments normally appear.

00025  * 

00026  * 4. The names "Xerces" and "Apache Software Foundation" must

00027  *    not be used to endorse or promote products derived from this

00028  *    software without prior written permission. For written 

00029  *    permission, please contact apache\@apache.org.

00030  * 

00031  * 5. Products derived from this software may not be called "Apache",

00032  *    nor may "Apache" appear in their name, without prior written

00033  *    permission of the Apache Software Foundation.

00034  * 

00035  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED

00036  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

00037  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

00038  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR

00039  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

00040  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

00041  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

00042  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

00043  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

00044  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT

00045  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

00046  * SUCH DAMAGE.

00047  * ====================================================================

00048  * 

00049  * This software consists of voluntary contributions made by many

00050  * individuals on behalf of the Apache Software Foundation, and was

00051  * originally based on software copyright (c) 1999, International

00052  * Business Machines, Inc., http://www.ibm.com .  For more information

00053  * on the Apache Software Foundation, please see

00054  * <http://www.apache.org/>.

00055  */
00056 
00057 /*
00058  * $Log: ContentHandler.hpp,v $

00059  * Revision 1.4  2000/12/14 18:50:05  tng

00060  * Fix API document generation warning: "Warning: end of member group without matching begin"

00061  *
00062  * Revision 1.3  2000/08/09 22:19:29  jpolast

00063  * many conformance & stability changes:

00064  *   - ContentHandler::resetDocument() removed

00065  *   - attrs param of ContentHandler::startDocument() made const

00066  *   - SAXExceptions thrown now have msgs

00067  *   - removed duplicate function signatures that had 'const'

00068  *       [ eg: getContentHander() ]

00069  *   - changed getFeature and getProperty to apply to const objs

00070  *   - setProperty now takes a void* instead of const void*
00071  *   - SAX2XMLReaderImpl does not inherit from SAXParser anymore

00072  *   - Reuse Validator (http://apache.org/xml/features/reuse-validator) implemented

00073  *   - Features & Properties now read-only during parse

00074  *
00075  * Revision 1.2  2000/08/07 18:21:27  jpolast

00076  * change  module to 

00077  *
00078  * Revision 1.1  2000/08/02 18:02:34  jpolast

00079  * initial checkin of sax2 implementation

00080  * submitted by Simon Fell (simon@fell.com)

00081  * and Joe Polastre (jpolast@apache.org)

00082  *
00083  *
00084  */
00085 
00086 
00087 #ifndef CONTENTHANDLER_HPP
00088 #define CONTENTHANDLER_HPP
00089 
00090 #include <util/XercesDefs.hpp>
00091 
00092 class Attributes;
00093 class Locator;
00094 
00122 
00123 class  ContentHandler
00124 {
00125 public:
00128 
00129     ContentHandler()

00130     {
00131     }
00132 
00134     virtual ~ContentHandler()

00135     {
00136     }
00138 
00140     
00142 
00166     virtual void characters
00167     (
00168         const   XMLCh* const    chars
00169         , const unsigned int    length
00170     ) = 0;
00171 
00184     virtual void endDocument () = 0;
00185 
00200     virtual void endElement
00201     (
00202         const XMLCh* const uri, 
00203         const XMLCh* const localname, 
00204         const XMLCh* const qname
00205     ) = 0;
00206 
00230     virtual void ignorableWhitespace
00231     (
00232         const   XMLCh* const    chars
00233         , const unsigned int    length
00234     ) = 0;
00235 
00253     virtual void processingInstruction
00254     (
00255         const   XMLCh* const    target
00256         , const XMLCh* const    data
00257     ) = 0;
00258 
00287     virtual void setDocumentLocator(const Locator* const locator) = 0;
00288 
00299     virtual void startDocument() = 0;
00300 
00324     virtual void startElement
00325     (
00326         const   XMLCh* const    uri,
00327         const   XMLCh* const    localname,
00328         const   XMLCh* const    qname,
00329         const   Attributes&     attrs
00330     ) = 0;
00331 
00344     virtual void startPrefixMapping
00345     ( 
00346         const   XMLCh* const    prefix,
00347         const   XMLCh* const    uri
00348     ) = 0 ;
00349 
00361     virtual void endPrefixMapping
00362     (
00363         const   XMLCh* const    prefix
00364     ) = 0 ;
00365 
00387     virtual void skippedEntity
00388     (
00389         const   XMLCh* const    name
00390     ) = 0 ;
00391 
00393 private :
00394     /* Unimplemented Constructors and operators */
00395     /* Copy constructor */
00396     ContentHandler(const ContentHandler&);
00398     void operator=(const ContentHandler&);
00399 };
00400 
00401 #endif


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