/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * 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
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

 module com {  module sun {  module star {  module sdbcx {


/** is used to identify rows within a result set and to find rows by a bookmark.


    <p>
    Bookmarks are only valid in the scope of the current result set and
    are not interchangeable between result sets. A bookmark could be a complex data
    structure, so it could not be compared in a safe way. Because of that, a provider
    has to implement the compare method for bookmarks.
    </p>
 */
published interface XRowLocate: com::sun::star::uno::XInterface
{

    /** returns the bookmark of the current row of a result set.
        @returns
            the current bookmark
        @throws com::sun::star::sdbc::SQLException
            if a database access error occurs.
     */
    any getBookmark() raises (com::sun::star::sdbc::SQLException);

    /** moves the cursor to the row identified by a valid bookmark.

        <p>
        If the bookmark could not be located, a result set will be positioned
        after the last record.
        <br/>
        If the bookmark is invalid, or not generated by the current result set, then
        the behavior is not defined, even an abnormal termination is possible.
        </p>
        @param bookmark
            the bookmark where to move
        @returns
            `TRUE` if successful
        @throws com::sun::star::sdbc::SQLException
            if a database access error occurs.
     */
    boolean moveToBookmark([in]any bookmark) raises (com::sun::star::sdbc::SQLException);

    /** moves the cursor a relative number of rows, either positive or negative
        starting at a given bookmark position.


        <p>
        If the bookmark could not be located, a result set will be positioned
        after the last record.
        <br/>
        If the bookmark is invalid, or not generated by the current result set, then
        the behavior is not defined, even an abnormal termination is possible.
        </p>
        @param bookmark
            the bookmark where to move
        @param rows
            count of rows move relative to the bookmark
        @returns
            `TRUE` if successful
        @throws com::sun::star::sdbc::SQLException
            if a database access error occurs.
     */
    boolean moveRelativeToBookmark([in]any bookmark, [in]long rows)
        raises (com::sun::star::sdbc::SQLException);

    /** compares two bookmarks and returns an indication of their relative values.

        <p>
        The bookmarks must apply to the same ResultSet. You cannot reliably
        compare bookmarks from different ResultSets, even if they were created from
        the same source or statement.
        <br/>
        A bookmark that is not valid, or incorrectly formed, will cause an exception.
        </p>
        @param first
            the first bookmark
        @param second
            the second bookmark
        @returns
            a value of com::sun::star::sdbcx::CompareBookmark
        @throws com::sun::star::sdbc::SQLException
            if a database access error occurs.

        @see com::sun::star::sdbcx::CompareBookmark

     */
    long compareBookmarks([in]any first, [in]any second)
        raises (com::sun::star::sdbc::SQLException);

    /** determines whether the bookmarks of a result set are ordered or not.
        @returns
            `TRUE` if so
        @throws com::sun::star::sdbc::SQLException
            if a database access error occurs.
        @see com::sun::star::sdbcx::CompareBookmark
     */
    boolean hasOrderedBookmarks() raises (com::sun::star::sdbc::SQLException);

    /** returns the hash value for a specified bookmark.
        @param bookmark
            the bookmark to hash
        @returns
            the hashed value
        @throws com::sun::star::sdbc::SQLException
            if a database access error occurs.
     */
    long hashBookmark([in]any bookmark) raises (com::sun::star::sdbc::SQLException);
};


}; }; }; };

/*===========================================================================
===========================================================================*/

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
