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Oracle NoSQL Database Client - supplies build and runtime support for the client side of the Oracle NoSQL Database. Note that a running Oracle NoSQL Database Server (store) is required to do anything meaningful with this client.

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/*-
 *
 *  This file is part of Oracle NoSQL Database
 *  Copyright (C) 2011, 2016 Oracle and/or its affiliates.  All rights reserved.
 *
 * If you have received this file as part of Oracle NoSQL Database the
 * following applies to the work as a whole:
 *
 *   Oracle NoSQL Database server software is free software: you can
 *   redistribute it and/or modify it under the terms of the GNU Affero
 *   General Public License as published by the Free Software Foundation,
 *   version 3.
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *   Affero General Public License for more details.
 *
 * If you have received this file as part of Oracle NoSQL Database Client or
 * distributed separately the following applies:
 *
 *   Oracle NoSQL Database client software is free software: you can
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package oracle.kv.table;

import oracle.kv.Version;

/**
 * The Result associated with the execution of a TableOperation.
 *
 * @see TableOperationFactory
 * @see TableAPI#execute execute
 *
 * @since 3.0
 */
public interface TableOperationResult {

    /**
     * Whether the operation succeeded.  A put or delete operation may be
     * unsuccessful if the row or version was not matched.
     */
    boolean getSuccess();

    /**
     * For a put operation, the version of the new row.
     *
     * Is null if any of the following conditions are true:
     * 
     * The operation is not a put operation.
     * 
     * The put operation did not succeed.
     * 
     * 
     */
    Version getNewVersion();

    /**
     * For a put or delete operation, the version of the previous row
     * associated with the key.
     *
     * Is null if any of the following conditions are true:
     * 
     * The operation is not a put or delete operation.
     * 
     * A previous value did not exist for the given row.
     * 
     * The {@code prevReturn} {@link ReturnRow} parameter
     * specified that the version should not be returned.
     * 
     * For a {@link TableOperationFactory#createPutIfVersion putIfVersion}
     * or {@link TableOperationFactory#createDeleteIfVersion deleteIfVersion}
     * operation, the {@code matchVersion} parameter matched the version of the
     * previous value.
     * 
     * 
     */
    Version getPreviousVersion();

    /**
     * For a put or delete operation, the previous value associated with
     * the row.
     *
     * Is null if any of the following conditions are true:
     * 
     * The operation is not a put or delete operation.
     * 
     * A previous value did not exist for the given row.
     * 
     * The {@code prevReturn} {@link ReturnRow} parameter
     * specified that the row should not be returned.
     * 
     * For a {@link TableOperationFactory#createPutIfVersion putIfVersion}
     * or {@link TableOperationFactory#createDeleteIfVersion deleteIfVersion}
     * operation, the {@code matchVersion} parameter matched the version of the
     * previous value.
     * 
     * 
     */
    Row getPreviousRow();
}