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Glassfish example source code file (OSGiJPAExtnBundleActivator.java)
The Glassfish OSGiJPAExtnBundleActivator.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 2010 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.osgijpa.extension; import org.osgi.framework.BundleActivator; import org.osgi.framework.BundleContext; import javax.persistence.spi.PersistenceProviderResolver; import javax.persistence.spi.PersistenceProviderResolverHolder; import java.util.logging.Level; import java.util.logging.Logger; /** * This activator is responsible for setting persistence provider resolver that enables discovery of providers * even if thread's context class loader is not properly set. * * @author Sanjeeb.Sahoo@Sun.COM */ public class OSGiJPAExtnBundleActivator implements BundleActivator { private Logger logger = Logger.getLogger(getClass().getPackage().getName()); private static final String USE_OSGI_PROVIDER_RESOLVER = "org.glassfish.osgjpa.extension.useHybridPersistenceProviderResolver"; private static final String OSGI_PROVIDER_RESOLVER_CACHING_ENABLED = "org.glassfish.osgjpa.extension.hybridPersistenceProviderResolver.cachingEnabled"; public void start(BundleContext context) throws Exception { boolean useOSGiProviderResolver = Boolean.parseBoolean(context.getProperty(USE_OSGI_PROVIDER_RESOLVER)); if (useOSGiProviderResolver) { boolean cachingEnabled = Boolean.parseBoolean(context.getProperty(OSGI_PROVIDER_RESOLVER_CACHING_ENABLED)); final javax.persistence.spi.PersistenceProviderResolver oldResolver = PersistenceProviderResolverHolder.getPersistenceProviderResolver(); final PersistenceProviderResolver newResolver = new HybridPersistenceProviderResolver(cachingEnabled); PersistenceProviderResolverHolder.setPersistenceProviderResolver( newResolver); logger.logp(Level.FINE, "OSGiJPAExtnBundleActivator", "start", "Old resolver = {0}, New Reoslver = {1} ", new Object[]{oldResolver, newResolver}); } } public void stop(BundleContext context) throws Exception { PersistenceProviderResolverHolder.setPersistenceProviderResolver(null); } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish OSGiJPAExtnBundleActivator.java source code file: |
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