src/XSLT/XSLTInputSource.cpp

/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 1999-2002 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.
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 * 4. The names "Xalan" 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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 *
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 * 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/>.
 *
 * $ Id: $
 *
 */

#include "XSLTInputSource.hpp"



#include <cassert>



#include <xercesc/framework/URLInputSource.hpp>



#include <PlatformSupport/DOMStringHelper.hpp>
#include <PlatformSupport/StdBinInputStream.hpp>
#include <PlatformSupport/URISupport.hpp>



XSLTInputSource::XSLTInputSource() :
	InputSource(),
	m_stream(0),
	m_node(0)
{
}



// $$$ ToDo:  Xerces' InputSource class does not yet have a copy
// constructor or assignment operator.  See bug #7944.
XSLTInputSource::XSLTInputSource(const XSLTInputSource&	theSource) :
#if 1
	InputSource(),
#else
	InputSource(theSource)
#endif
	m_stream(theSource.m_stream),
	m_node(theSource.m_node)
{
#if 1
	setIssueFatalErrorIfNotFound(theSource.getIssueFatalErrorIfNotFound());

	const XMLCh*	theValue = theSource.getSystemId();

	if (theValue != 0)
	{
		setSystemId(theValue);
	}

	theValue = theSource.getPublicId();

	if (theValue != 0)
	{
		setPublicId(theValue);
	}

	theValue = theSource.getEncoding();

	if (theValue != 0)
	{
		setEncoding(theValue);
	}
#endif
}



XSLTInputSource&
XSLTInputSource::operator=(const XSLTInputSource&	theRHS)
{
	if (this != &theRHS)
	{
		m_stream = theRHS.m_stream;
		m_node = theRHS.m_node;
#if 1
		setIssueFatalErrorIfNotFound(theRHS.getIssueFatalErrorIfNotFound());

		const XMLCh*	theValue = theRHS.getSystemId();

		if (theValue != 0)
		{
			setSystemId(theValue);
		}

		theValue = theRHS.getPublicId();

		if (theValue != 0)
		{
			setPublicId(theValue);
		}

		theValue = theRHS.getEncoding();

		if (theValue != 0)
		{
			setEncoding(theValue);
		}
#endif
	}

#if 1
	return *this;
#else
	return InputSource::operator=(theRHS);
#endif
}



XSLTInputSource::XSLTInputSource(const XMLCh*	systemId) :
	InputSource(systemId),
	m_stream(0),
	m_node(0)
{
}



XSLTInputSource::XSLTInputSource(
			const XMLCh*	systemId,
			const XMLCh*	publicId) :
	InputSource(systemId, publicId),
	m_stream(0),
	m_node(0)
{
}



XSLTInputSource::XSLTInputSource(const char*	systemId) :
	InputSource(systemId),
	m_stream(0),
	m_node(0)
{
}



XSLTInputSource::XSLTInputSource(
			const char*		systemId,
			const char*		publicId) :
	InputSource(systemId,
				publicId),
	m_stream(0),
	m_node(0)
{
}



XSLTInputSource::XSLTInputSource(XalanNode*		node) :
	InputSource(),
	m_stream(0),
	m_node(node)
{
}



#if defined(XALAN_NO_NAMESPACES)
XSLTInputSource::XSLTInputSource(istream*		stream) :
#else
XSLTInputSource::XSLTInputSource(std::istream*	stream) :
#endif
	InputSource(),
	m_stream(stream),
	m_node(0)
{
}



BinInputStream*
XSLTInputSource::makeStream() const
{
	BinInputStream*		theResult = 0;

	if (m_stream != 0)
	{
		theResult = new StdBinInputStream(*m_stream);
	}
	else if (m_node == 0)
	{
		const XalanDOMChar* const	theSystemId = getSystemId();

		if (theSystemId != 0)
		{
			XMLURL	theURL;

			URISupport::getURLFromString(theSystemId, theURL);

			theResult = theURL.makeNewStream();
		}
	}

	return theResult;
}