/* * @(#)Savepoint.java	1.8 03/01/23 * * Copyright 2003 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */package java.sql; /** * The representation of a savepoint, which is a point within * the current transaction that can be referenced from the  * <code>Connection.rollback</code> method. When a transaction * is rolled back to a savepoint all changes made after that * savepoint are undone. * <p> * Savepoints can be either named or unnamed. Unnamed savepoints * are identified by an ID generated by the underlying data source. * * @since 1.4 */public interface Savepoint {    /**     * Retrieves the generated ID for the savepoint that this      * <code>Savepoint</code> object represents.     * @return the numeric ID of this savepoint     * @exception SQLException if this is a named savepoint     * @since 1.4     */    int getSavepointId() throws SQLException;    /**     * Retrieves the name of the savepoint that this <code>Savepoint</code>     * object represents.     * @return the name of this savepoint     * @exception SQLException if this is an un-named savepoint     * @since 1.4     */    String getSavepointName() throws SQLException;}