Java tutorial
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2013 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package javax.transaction; /** * The Status interface defines static variables used for transaction * status codes. */ public interface Status { /** * A transaction is associated with the target object and it is in the * active state. An implementation returns this status after a * transaction has been started and prior to a Coordinator issuing * any prepares, unless the transaction has been marked for rollback. */ public final static int STATUS_ACTIVE = 0; /** * A transaction is associated with the target object and it has been * marked for rollback, perhaps as a result of a setRollbackOnly operation. */ public final static int STATUS_MARKED_ROLLBACK = 1; /** * A transaction is associated with the target object and it has been * prepared. That is, all subordinates have agreed to commit. The * target object may be waiting for instructions from a superior as to how * to proceed. */ public final static int STATUS_PREPARED = 2; /** * A transaction is associated with the target object and it has been * committed. It is likely that heuristics exist; otherwise, the * transaction would have been destroyed and NoTransaction returned. */ public final static int STATUS_COMMITTED = 3; /** * A transaction is associated with the target object and the outcome * has been determined to be rollback. It is likely that heuristics exist; * otherwise, the transaction would have been destroyed and NoTransaction * returned. */ public final static int STATUS_ROLLEDBACK = 4; /** * A transaction is associated with the target object but its * current status cannot be determined. This is a transient condition * and a subsequent invocation will ultimately return a different status. */ public final static int STATUS_UNKNOWN = 5; /** * No transaction is currently associated with the target object. This * will occur after a transaction has completed. */ public final static int STATUS_NO_TRANSACTION = 6; /** * A transaction is associated with the target object and it is in the * process of preparing. An implementation returns this status if it * has started preparing, but has not yet completed the process. The * likely reason for this is that the implementation is probably * waiting for responses to prepare from one or more * Resources. */ public final static int STATUS_PREPARING = 7; /** * A transaction is associated with the target object and it is in the * process of committing. An implementation returns this status if it * has decided to commit but has not yet completed the committing process. * This occurs because the implementation is probably waiting for * responses from one or more Resources. */ public final static int STATUS_COMMITTING = 8; /** * A transaction is associated with the target object and it is in the * process of rolling back. An implementation returns this status if * it has decided to rollback but has not yet completed the process. * The implementation is probably waiting for responses from one or more * Resources. */ public final static int STATUS_ROLLING_BACK = 9; }