entityresolverimpl.h

This software aims to create an applet and panel tools to manage a wireless interface card, such as

//
// EntityResolverImpl.h
//
// $Id: //poco/Main/XML/include/SAX/EntityResolverImpl.h#5 $
//
// An implementation of EntityResolver.
//
// Copyright (c) 2004, Guenter Obiltschnig/Applied Informatics.
// 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. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS 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
// COPYRIGHT OWNER OR 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.
//


#ifndef SAX_EntityResolverImpl_INCLUDED
#define SAX_EntityResolverImpl_INCLUDED


#ifndef XML_XML_INCLUDED
#include "XML/XML.h"
#endif
#ifndef XML_XMLString_INCLUDED
#include "XML/XMLString.h"
#endif
#ifndef SAX_EntityResolver_INCLUDED
#include "SAX/EntityResolver.h"
#endif
#ifndef Foundation_URIStreamOpener_INCLUDED
#include "Foundation/URIStreamOpener.h"
#endif


XML_BEGIN


class XML_API EntityResolverImpl: public EntityResolver
	/// A default implementation of the EntityResolver interface.
	///
	/// The system ID is interpreted as an URI and the
	/// URIStreamOpener is used to create and open an
	/// istream for an InputSource.
{
public:
	EntityResolverImpl();
		/// Creates an EntityResolverImp that uses the default
		/// URIStreamOpener.
		
	EntityResolverImpl(const Foundation::URIStreamOpener& opener);
		/// Creates an EntityResolverImp that uses the given
		/// URIStreamOpener.
		
	~EntityResolverImpl();
		/// Destroys the EntityResolverImpl.
	
	InputSource* resolveEntity(const XMLString* publicId, const XMLString& systemId);
		/// Uses the URIStreamOpener to create and open an istream
		/// for the given systemId, which is interpreted as an URI.
		
	void releaseInputSource(InputSource* pSource);
		/// Deletes the InputSource's stream.
	
private:
	EntityResolverImpl(const EntityResolverImpl&);
	EntityResolverImpl& operator = (const EntityResolverImpl&);
	
	const Foundation::URIStreamOpener& _opener;
};


XML_END


#endif // SAX_EntityResolverImpl_INCLUDED