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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: XContentIdentifierMapping.idl,v $
 * $Revision: 1.10 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/
#ifndef __com_sun_star_ucb_XContentIdentifierMapping_idl__
#define __com_sun_star_ucb_XContentIdentifierMapping_idl__

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

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

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

 published interface XContent;
 published interface XContentIdentifier;

//=============================================================================
/** A mapping from a (source) set of <type>XContentIdentifier</type>s to
    another (target) set of XContentIdentifiers.

    <p>For convenience and performance, mapping between the string
    representations	of source/target XContentIdentifiers, as well as mapping
    between <type>XContent</type>s identified by source/target
    XContentIdentifiers is also supported.

    <p>This interface can be useful in cases where the identifieres (and
    associated contents) returned by the various methods of an
    <type>XContentAccess</type>	need to be mapped to some other space of
    identifiers (and associated	contents).

    @see XContent
    @see XContentAccess
    @see XContentIdentifier
*/

published interface XContentIdentifierMapping: com::sun::star::uno::XInterface
{
    //-------------------------------------------------------------------------
    /** Map the string representation of an <type>XContentIdentifier</type>.

        @param Source  The string representation of an XContentIdentifier
        from the source set.

        @returns  The string representation of the target set's
        XContentIdentifier corresponding to the source identifier.  The
        returned string may be empty if either Source was empty already, or if
        there's no applicable target to map to.
    */
    string mapContentIdentifierString([in] string Source);

    //-------------------------------------------------------------------------
    /** Map an <type>XContentIdentifier</type>.

        @param Source  An XContentIdentifier from the source set.

        @returns  The target set's XContentIdentifier corresponding to the
        source identifier.  The returned XContentIdentifier may be null if
        either Source was null already, or if there's no applicable target to
        map to.
    */
    XContentIdentifier mapContentIdentifier([in] XContentIdentifier Source);

    //-------------------------------------------------------------------------
    /** Map the <type>XContent</type> identified by an
        <type>XContentIdentifier</type>.

        @param Source  The XContent identified by an XContentIdentifier from
        the source set.

        @returns  The XContent identified by the target set's
        XContentIdentifier corresponding to the source identifier.  The
        returned XContent may be null if either Source was null already, or if
        there's no applicable target to map to.
    */
    XContent mapContent([in] XContent Source);

    //-------------------------------------------------------------------------
    /** Map the content identifiers (or related data) contained in the columns
        of a <type scope="com::sun::star::sdbc">XRow</type>.

        @param Value  On input, a sequence of anys corresponding to the columns
        of the XRow (the first column goes into the	zeroth position of the
        sequence, and so on).  On output, the same sequence, but with the
        entries mapped as necessary.  This is an inout parameter rather than a
        comination of in parameter and return value for	performance reasons
        (assuming that in most cases most elements in the input sequence will
        be returned unmodified).

        @returns  <TRUE/> if any of the columns contain data that (potentially)
        needs mapping (though maybe no mapping occured for the concrete input
        data of this call).  This information can be useful to decide whether,
        for another row, a call to this function is at all necessary.
    */
    boolean mapRow([inout] sequence< any > Value);
};

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

}; }; }; };

#endif