/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: XFileIdentifierConverter.idl,v $
 *
 *  $Revision: 1.9 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-08 08:07:49 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/
#ifndef __com_sun_star_ucb_XFileIdentifierConverter_idl__
#define __com_sun_star_ucb_XFileIdentifierConverter_idl__

#ifndef __com_sun_star_uno_XInterface_idl__
#include <com/sun/star/uno/XInterface.idl>
#endif

//=============================================================================

module com { module sun { module star { module ucb {

//=============================================================================
/** specifies methods to convert between (file) URLs and file paths in system
    dependent notation.

    @version    1.0
    @author     Andreas Bille
*/
published interface XFileIdentifierConverter : com::sun::star::uno::XInterface
{
    //-------------------------------------------------------------------------
    /** Get information about the 'locality' of a file content provider.

        <p>The returned information can be used to chose the 'best' among a
        number of file content providers implementing this interface.

        @param BaseURL
        the base (file) URL used to specify a file content provider.

        @returns
        an appropriat value representing the 'locality' of the specified file
        content provider.   Generally, higher (non-negative) numbers denote
        file content providers that are more 'local', and negative numbers
        denote content providers that are not file content providers at all.
        As a convention (and to keep this useful), values should be restricted
        to the range from -1 to +10, inclusive.
     */
    long getFileProviderLocality( [in] string BaseURL );

    //-------------------------------------------------------------------------
    /** converts a file path in system dependent notation to a (file) URL.

        @param BaseURL
        the base (file) URL relative to which the file path shall be
        interpreted.

        @param SystemPath
        a file path in system dependent notation.

        @returns
        the URL corresponding to the file path, or an empty string if the file
        path cannot be converted into a URL.
    */
    string getFileURLFromSystemPath( [in] string BaseURL,
                                     [in] string SystemPath );

    //-------------------------------------------------------------------------
    /** converts a (file) URL to a file path in system dependent notation.

        @param URL
        a (file) URL.

        @returns
        the file path corresponding to the URL, or an empty string if the URL
        cannot be converted into a file path.
    */
    string getSystemPathFromFileURL( [in] string URL );
};

//=============================================================================

}; }; }; };

#endif
