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Glassfish example source code file (ConfigBeanJMXSupportRegistry.java)
The Glassfish ConfigBeanJMXSupportRegistry.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 2011 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 org.glassfish.admin.amx.impl.config; import java.util.List; import java.util.Set; import java.util.HashSet; import java.util.ArrayList; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentMap; import org.glassfish.external.arc.Stability; import org.glassfish.external.arc.Taxonomy; import org.jvnet.hk2.config.ConfigBean; import org.jvnet.hk2.config.ConfigBeanProxy; /** A registry of ConfigBeanJMXSupport, for efficiency in execution time and scalability for large numbers of MBeans which share the same underlying type of @Configured. */ @Taxonomy( stability=Stability.NOT_AN_INTERFACE ) final class ConfigBeanJMXSupportRegistry { private ConfigBeanJMXSupportRegistry() {} /** Map an interface to its helper. */ private static final ConcurrentMap<Class extends ConfigBeanProxy>,ConfigBeanJMXSupport> INSTANCES = new ConcurrentHashMap<Class extends ConfigBeanProxy>,ConfigBeanJMXSupport>(); /** */ public static ConfigBeanJMXSupport getInstance( final Class<? extends ConfigBeanProxy> intf ) { if ( intf == null ) { throw new IllegalArgumentException("null ConfigBeanProxy interface passed in" ); } ConfigBeanJMXSupport helper = INSTANCES.get(intf); if ( helper == null ) { // don't cache it, we can't be sure about its key helper = new ConfigBeanJMXSupport(intf, null); } return helper; } public static synchronized List<Class extends ConfigBeanProxy>> getConfiguredClasses() { return new ArrayList<Class extends ConfigBeanProxy>>( INSTANCES.keySet() ); } public static ConfigBeanJMXSupport getInstance( final ConfigBean configBean ) { ConfigBeanJMXSupport helper = INSTANCES.get( configBean.getProxyType() ); if ( helper == null ) { helper = addInstance(configBean); } return helper; } private static synchronized ConfigBeanJMXSupport addInstance( final ConfigBean configBean ) { final Class<? extends ConfigBeanProxy> intf = configBean.getProxyType(); ConfigBeanJMXSupport helper = INSTANCES.get(intf); if ( helper == null ) { helper = new ConfigBeanJMXSupport(configBean); INSTANCES.put( intf, helper ); } return helper; } /** Find all ConfigBeanProxy interfaces reachable from specified item, including the item itself */ public static Set<Class extends ConfigBeanProxy>> getAllConfigBeanProxyInterfaces( final ConfigBeanJMXSupport top) { final Set<Class extends ConfigBeanProxy>> all = new HashSet Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish ConfigBeanJMXSupportRegistry.java source code file: |
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