001    /*****************************************************************************
002     * Copyright (C) NanoContainer Organization. All rights reserved.            *
003     * ------------------------------------------------------------------------- *
004     * The software in this package is published under the terms of the BSD      *
005     * style license a copy of which has been included with this distribution in *
006     * the LICENSE.txt file.                                                     *
007     *                                                                           *
008     * Original code by Michael Ward                                                 *
009     *****************************************************************************/
010    
011    package org.picocontainer.gems.jmx.mx4j;
012    
013    import javax.management.DynamicMBean;
014    import javax.management.MBeanInfo;
015    
016    import org.picocontainer.gems.jmx.StandardMBeanFactory;
017    
018    
019    /**
020     * This is the a factory for creating DynamicMBean instances. However it is tied specifically to MX4J. Those not
021     * interested in being dependent on MX4J should implement another Factory and register it to the container. The single
022     * difference to the StandardMBeanFactory is, that it does not need a special management interface for a component to
023     * expose.
024     * @author Michael Ward
025     */
026    public class MX4JDynamicMBeanFactory extends StandardMBeanFactory {
027    
028        /**
029         * Create a MX4JDynamicMBean for the component. MX4J is only used, if management is <code>null</code>.
030         * @see org.picocontainer.gems.jmx.StandardMBeanFactory#create(java.lang.Object, java.lang.Class,
031         *      javax.management.MBeanInfo)
032         */
033        @Override
034            public DynamicMBean create(final Object componentInstance, final Class management, final MBeanInfo mBeanInfo) {
035            if (management != null || mBeanInfo == null) {
036                return super.create(componentInstance, management, mBeanInfo);
037            } else {
038                return new MX4JDynamicMBean(componentInstance, mBeanInfo);
039            }
040        }
041    }