/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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 *   ownership. The ASF licenses this file to you under the Apache
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 *   except in compliance with the License. You may obtain a copy of
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 */
#ifndef __com_sun_star_ucb_XFileIdentifierConverter_idl__
#define __com_sun_star_ucb_XFileIdentifierConverter_idl__

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


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 appropriate 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

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