samples/SAXPrint/SAXPrintHandlers.cpp

/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999 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.
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 *    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
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 * 5. Products derived from this software may not be called "Apache",
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 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * ====================================================================
 *
 * 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
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/**
 * $Log$
 * Revision 1.1  1999/11/09 01:09:29  twl
 * Initial revision
 *
 * Revision 1.11  1999/11/08 20:43:42  rahul
 * Swat for adding in Product name and CVS comment log variable.
 *
 */



// ---------------------------------------------------------------------------
//  Includes
// ---------------------------------------------------------------------------
#include <util/XMLUni.hpp>
#include <sax/AttributeList.hpp>
#include "SAXPrint.hpp"


// ---------------------------------------------------------------------------
//  SAXPrintHandlers: Constructors and Destructor
// ---------------------------------------------------------------------------
SAXPrintHandlers::SAXPrintHandlers(const bool doEscapes) :

    fDoEscapes(doEscapes)
{
}

SAXPrintHandlers::~SAXPrintHandlers()
{
}


// ---------------------------------------------------------------------------
//  SAXPrintHandlers: Overrides of the SAX ErrorHandler interface
// ---------------------------------------------------------------------------
void SAXPrintHandlers::error(const SAXParseException& e)
{
    cerr << "\nError at (file " << StrX(e.getSystemId())
		 << ", line " << e.getLineNumber()
		 << ", char " << e.getColumnNumber()
         << "): " << StrX(e.getMessage()) << endl;
}

void SAXPrintHandlers::fatalError(const SAXParseException& e)
{
    cerr << "\nFatal Error at (file " << StrX(e.getSystemId())
		 << ", line " << e.getLineNumber()
		 << ", char " << e.getColumnNumber()
         << "): " << StrX(e.getMessage()) << endl;
}

void SAXPrintHandlers::warning(const SAXParseException& e)
{
    cerr << "\nWarning at (file " << StrX(e.getSystemId())
		 << ", line " << e.getLineNumber()
		 << ", char " << e.getColumnNumber()
         << "): " << StrX(e.getMessage()) << endl;
}


// ---------------------------------------------------------------------------
//  SAXPrintHandlers: Overrides of the SAX DTDHandler interface
// ---------------------------------------------------------------------------
void SAXPrintHandlers::unparsedEntityDecl(const     XMLCh* const name
                                          , const   XMLCh* const publicId
                                          , const   XMLCh* const systemId
                                          , const   XMLCh* const notationName)
{
    // Not used at this time
}


void SAXPrintHandlers::notationDecl(                                               const   XMLCh* const name
                                    , const XMLCh* const publicId
                                    , const XMLCh* const systemId)
{
    // Not used at this time
}


// ---------------------------------------------------------------------------
//  SAXPrintHandlers: Overrides of the SAX DocumentHandler interface
// ---------------------------------------------------------------------------
void SAXPrintHandlers::characters(const     XMLCh* const    chars
                                  , const   unsigned int    length)
{
    // Transcode to UTF-8 for portable display
    StrX tmpXCode(chars, length);
	const char* tmpText = tmpXCode.localForm();

    //
    //  If we were asked to escape special chars, then do that. Else just
    //  display it as normal text.
    //
    if (fDoEscapes)
    {
        for (unsigned int index = 0; index < length; index++)
        {
            switch (tmpText[index])
            {
            case chAmpersand :
                cout << "&amp;";
                break;

            case chOpenAngle :
                cout << "&lt;";
                break;

            case chCloseAngle:
                cout << "&gt;";
                break;

            case chDoubleQuote :
                cout << "&quot;";
                break;

            default:
                cout << tmpText[index];
                break;
            }
        }
    }
     else
    {
        cout << tmpText;
    }
}


void SAXPrintHandlers::endDocument()
{
}

void SAXPrintHandlers::endElement(const XMLCh* const name)
{
    cout << "</" << StrX(name) << ">";
}

void SAXPrintHandlers::ignorableWhitespace( const   XMLCh* const chars
                                            ,const  unsigned int length)
{
    cout << StrX(chars, length);
}

void SAXPrintHandlers::processingInstruction(const  XMLCh* const target
                                            , const XMLCh* const data)
{
    cout << "<?" << StrX(target);
    if (data)
        cout << " " << StrX(data);
    cout << "?>\n";
}

void SAXPrintHandlers::startDocument()
{
}

void SAXPrintHandlers::startElement(const   XMLCh* const    name
                                    ,       AttributeList&  attributes)
{
    cout << "<" << StrX(name);
    unsigned int len = attributes.getLength();

    for (unsigned int index = 0; index < len; index++)
    {
        cout << " " << StrX(attributes.getName(index)) << "=\"";
		cout << StrX(attributes.getValue(index)) << "\"";
    }
    cout << ">";
}