| /* |
| * Copyright (c) 2003, 2004, 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 javax.sql.rowset.spi; |
| |
| import java.sql.SQLException; |
| import java.io.Reader; |
| |
| import javax.sql.RowSetWriter; |
| import javax.sql.rowset.*; |
| import java.sql.Savepoint; |
| |
| /** |
| * A specialized interface that facilitates an extension of the standard |
| * <code>SyncProvider</code> abstract class so that it has finer grained |
| * transaction control. |
| * <p> |
| * If one or more disconnected <code>RowSet</code> objects are particating |
| * in a global transaction, they may wish to coordinate their synchronization |
| * commits to preserve data integrity and reduce the number of |
| * sychronization exceptions. If this is the case, an application should set |
| * the <code>CachedRowSet</code> constant <code>COMMIT_ON_ACCEPT_CHANGES</code> |
| * to <code>false</code> and use the <code>commit</code> and <code>rollback</code> |
| * methods defined in this interface to manage transaction boundaries. |
| */ |
| public interface TransactionalWriter extends RowSetWriter { |
| |
| /** |
| * Makes permanent all changes that have been performed by the |
| * <code>acceptChanges</code> method since the last call to either the |
| * <code>commit</code> or <code>rollback</code> methods. |
| * This method should be used only when auto-commit mode has been disabled. |
| * |
| * @throws SQLException if a database access error occurs or the |
| * <code>Connection</code> object within this <code>CachedRowSet</code> |
| * object is in auto-commit mode |
| */ |
| public void commit() throws SQLException; |
| |
| /** |
| * Undoes all changes made in the current transaction. This method should be |
| * used only when auto-commit mode has been disabled. |
| * |
| * @throws SQLException if a database access error occurs or the <code>Connection</code> |
| * object within this <code>CachedRowSet</code> object is in auto-commit mode |
| */ |
| public void rollback() throws SQLException; |
| |
| /** |
| * Undoes all changes made in the current transaction made prior to the given |
| * <code>Savepoint</code> object. This method should be used only when auto-commit |
| * mode has been disabled. |
| * |
| * @param s a <code>Savepoint</code> object marking a savepoint in the current |
| * transaction. All changes made before <i>s</i> was set will be undone. |
| * All changes made after <i>s</i> was set will be made permanent. |
| * @throws SQLException if a database access error occurs or the <code>Connection</code> |
| * object within this <code>CachedRowSet</code> object is in auto-commit mode |
| */ |
| public void rollback(Savepoint s) throws SQLException; |
| } |