Java tutorial
/* * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ 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; }