/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 2001 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 "Xalan" 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/>.
 */
#include "XalanCompiledStylesheetDefault.hpp"


#include <XMLSupport/XMLParserLiaison.hpp>


class SetAndRestoreHandlers
{
public:

	SetAndRestoreHandlers(
			XMLParserLiaison&	theParserLiaison,
			ErrorHandler*		theErrorHandler,
			EntityResolver*		theEntityResolver) :
		m_parserLiaison(theParserLiaison),
		m_errorHandler(theParserLiaison.getErrorHandler()),
		m_entityResolver(theParserLiaison.getEntityResolver())
	{
		if (theErrorHandler != 0)
		{
			theParserLiaison.setErrorHandler(theErrorHandler);
		}

		if (theEntityResolver != 0)
		{
			theParserLiaison.setEntityResolver(theEntityResolver);
		}
	}

	~SetAndRestoreHandlers()
	{
		m_parserLiaison.setEntityResolver(m_entityResolver);

		m_parserLiaison.setErrorHandler(m_errorHandler);
	}

private:

	XMLParserLiaison&		m_parserLiaison;

	ErrorHandler* const		m_errorHandler;

	EntityResolver*	const	m_entityResolver;
};


inline const StylesheetRoot*
compileStylesheet(
			const XSLTInputSource&					theStylesheetSource,
			XSLTEngineImpl&							theProcessor,
			StylesheetConstructionContextDefault&	theConstructionContext,
			ErrorHandler*							theErrorHandler,
			EntityResolver*							theEntityResolver)
{
	const SetAndRestoreHandlers		theSetAndRestore(
			theProcessor.getXMLParserLiaison(),
			theErrorHandler,
			theEntityResolver);

	return theProcessor.processStylesheet(theStylesheetSource, theConstructionContext);
}


XalanCompiledStylesheetDefault::XalanCompiledStylesheetDefault(
			const XSLTInputSource&				theStylesheetSource,
			XSLTProcessorEnvSupportDefault&		theXSLTProcessorEnvSupport,
			XSLTEngineImpl&						theProcessor,
			ErrorHandler*						theErrorHandler,
			EntityResolver*						theEntityResolver):
	XalanCompiledStylesheet(),
	m_stylesheetXPathFactory(),
	m_stylesheetConstructionContext(
				theProcessor,
				theXSLTProcessorEnvSupport,
				m_stylesheetXPathFactory),
	m_stylesheetRoot(compileStylesheet(
				theStylesheetSource,
				theProcessor,
				m_stylesheetConstructionContext,
				theErrorHandler,
				theEntityResolver))
{
}


XalanCompiledStylesheetDefault::~XalanCompiledStylesheetDefault()
{
}


const StylesheetRoot*
XalanCompiledStylesheetDefault::getStylesheetRoot() const
{
	return m_stylesheetRoot;
}