/* * Copyright (c) 2000 jPOS.org.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * 3. The end-user documentation included with the redistribution, *    if any, must include the following acknowledgment: *    "This product includes software developed by the jPOS project  *    (http://www.jpos.org/)". Alternately, this acknowledgment may  *    appear in the software itself, if and wherever such third-party  *    acknowledgments normally appear. * * 4. The names "jPOS" and "jPOS.org" must not be used to endorse  *    or promote products derived from this software without prior  *    written permission. For written permission, please contact  *    license@jpos.org. * * 5. Products derived from this software may not be called "jPOS", *    nor may "jPOS" appear in their name, without prior written *    permission of the jPOS project. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.   * IN NO EVENT SHALL THE JPOS PROJECT OR ITS CONTRIBUTORS BE LIABLE FOR  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE  * POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the jPOS Project.  For more * information please see <http://www.jpos.org/>. */package org.jpos.q2.qbean;import java.util.Set;import java.rmi.RemoteException;import javax.naming.InitialContext;import javax.naming.NamingException;import javax.management.ObjectName;import org.jpos.q2.Q2;import org.jpos.q2.QBeanSupport;import org.jpos.space.Space;import org.jpos.space.SpaceFactory;import org.jpos.space.LocalSpace;/** * Space Adaptor * * @author Alejandro Revilla * @version $Revision: 1.3 $ $Date: 2004/12/17 20:12:57 $ * @jmx:mbean description="Space QBean" *                  extends="org.jpos.q2.QBeanSupportMBean" */public class SpaceAdaptor     extends QBeanSupport    implements SpaceAdaptorMBean{    private Space sp = null;    private String spaceName = null;    private ObjectName objectName = null;    public SpaceAdaptor () {        super ();    }    protected void startService () throws Exception {        if (spaceName == null)             sp = SpaceFactory.getSpace ();        else             sp = SpaceFactory.getSpace (spaceName);        objectName = new ObjectName (Q2.QBEAN_NAME +             getName() + ",space=" +            (spaceName != null ? spaceName : "default")        );        getServer().getMBeanServer().registerMBean (sp, objectName);    }    protected void stopService () throws Exception {        getServer().getMBeanServer().unregisterMBean (objectName);    }    /**     * @jmx:managed-attribute description="Space Name"     */    public synchronized void setSpaceName (String spaceName) {        this.spaceName = spaceName;        setAttr (getAttrs (), "spaceName", spaceName);        setModified (true);    }    /**     * @jmx:managed-attribute description="Space Name"     */    public String getSpaceName () {        return spaceName;    }        /**     * @jmx:managed-attribute description="Space Keys"     */    public Set getKeys () {        if (sp instanceof LocalSpace)             return ((LocalSpace)sp).getKeySet ();        return null;    }}