/*  * Copyright 2004-2005 OpenSymphony  *  * Licensed under the Apache License, Version 2.0 (the "License"); you may not  * use this file except in compliance with the License. You may obtain a copy  * of the License at  *  *   http://www.apache.org/licenses/LICENSE-2.0  *    * Unless required by applicable law or agreed to in writing, software  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the  * License for the specific language governing permissions and limitations  * under the License. *  *//* * Previously Copyright (c) 2001-2004 James House */package org.quartz.impl.jdbcjobstore;import java.sql.Connection;import org.quartz.JobPersistenceException;import org.quartz.SchedulerConfigException;import org.quartz.spi.ClassLoadHelper;import org.quartz.spi.SchedulerSignaler;/** * <p> * <code>JobStoreTX</code> is meant to be used in a standalone environment. * Both commit and rollback will be handled by this class. * </p> *  * <p> * If you need a <code>{@link org.quartz.spi.JobStore}</code> class to use * within an application-server environment, use <code>{@link * org.quartz.impl.jdbcjobstore.JobStoreCMT}</code> * instead. * </p> *  * @author <a href="mailto:jeff@binaryfeed.org">Jeffrey Wescott</a> * @author James House */public class JobStoreTX extends JobStoreSupport {    /*     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     *      * Interface.     *      * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     */    public void initialize(ClassLoadHelper loadHelper,            SchedulerSignaler signaler) throws SchedulerConfigException {        super.initialize(loadHelper, signaler);        getLog().info("JobStoreTX initialized.");    }    /**     * For <code>JobStoreTX</code>, the non-managed TX connection is just      * the normal connection because it is not CMT.     *      * @see JobStoreSupport#getConnection()     */    protected Connection getNonManagedTXConnection()        throws JobPersistenceException {        return getConnection();    }        /**     * Execute the given callback having optionally aquired the given lock.     * For <code>JobStoreTX</code>, because it manages its own transactions     * and only has the one datasource, this is the same behavior as      * executeInNonManagedTXLock().     *      * @param lockName The name of the lock to aquire, for example      * "TRIGGER_ACCESS".  If null, then no lock is aquired, but the     * lockCallback is still executed in a transaction.     *      * @see JobStoreSupport#executeInNonManagedTXLock(String, TransactionCallback)     * @see JobStoreCMT#executeInLock(String, TransactionCallback)     * @see JobStoreSupport#getNonManagedTXConnection()     * @see JobStoreSupport#getConnection()     */    protected Object executeInLock(            String lockName,             TransactionCallback txCallback) throws JobPersistenceException {        return executeInNonManagedTXLock(lockName, txCallback);    }}// EOF