/*  * 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.ee.jta;import org.quartz.Scheduler;import org.quartz.SchedulerConfigException;import org.quartz.core.JobRunShell;import org.quartz.core.JobRunShellFactory;import org.quartz.core.SchedulingContext;/** * <p> * Responsible for creating the instances of <code>{@link org.quartz.ee.jta.JTAJobRunShell}</code> * to be used within the <class>{@link org.quartz.core.QuartzScheduler} * </code> instance. * </p> *  * <p> * This implementation does not re-use any objects, it simply makes a new * JTAJobRunShell each time <code>borrowJobRunShell()</code> is called. * </p> *  * @author James House */public class JTAJobRunShellFactory implements JobRunShellFactory {    /*     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     *      * Data members.     *      * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     */    private Scheduler scheduler;    private SchedulingContext schedCtxt;    /*     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     *      * Constructors.     *      * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     */    public JTAJobRunShellFactory() {    }    /*     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     *      * Interface.     *      * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     */    /**     * <p>     * Initialize the factory, providing a handle to the <code>Scheduler</code>     * that should be made available within the <code>JobRunShell</code> and     * the <code>JobExecutionContext</code> s within it, and a handle to the     * <code>SchedulingContext</code> that the shell will use in its own     * operations with the <code>JobStore</code>.     * </p>     */    public void initialize(Scheduler scheduler, SchedulingContext schedCtxt)        throws SchedulerConfigException {        this.scheduler = scheduler;        this.schedCtxt = schedCtxt;    }    /**     * <p>     * Called by the <class>{@link org.quartz.core.QuartzSchedulerThread}     * </code> to obtain instances of <code>     * {@link org.quartz.core.JobRunShell}</code>.     * </p>     */    public JobRunShell borrowJobRunShell() {        return new JTAJobRunShell(this, scheduler, schedCtxt);    }    /**     * <p>     * Called by the <class>{@link org.quartz.core.QuartzSchedulerThread}     * </code> to return instances of <code>     * {@link org.quartz.core.JobRunShell}</code>.     * </p>     */    public void returnJobRunShell(JobRunShell jobRunShell) {        jobRunShell.passivate();    }}