| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| package org.apache.cxf.bus.osgi; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.cxf.bus.blueprint.BlueprintNameSpaceHandlerFactory; |
| import org.apache.cxf.bus.blueprint.NamespaceHandlerRegisterer; |
| import org.apache.cxf.bus.extension.Extension; |
| import org.apache.cxf.bus.extension.ExtensionRegistry; |
| import org.apache.cxf.common.util.CollectionUtils; |
| import org.apache.cxf.internal.CXFAPINamespaceHandler; |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.ServiceRegistration; |
| import org.osgi.service.cm.ConfigurationAdmin; |
| import org.osgi.service.cm.ManagedServiceFactory; |
| import org.osgi.util.tracker.ServiceTracker; |
| |
| /** |
| * Is called in OSGi on start and stop of the cxf bundle. |
| * Manages |
| * - CXFBundleListener |
| * - Attaching ManagedWorkqueues to config admin service |
| * - OsgiBusListener |
| * - Blueprint namespaces |
| */ |
| public class CXFActivator implements BundleActivator { |
| |
| private List<Extension> extensions; |
| private ManagedWorkQueueList workQueues; |
| private ServiceTracker<ConfigurationAdmin, ConfigurationAdmin> configAdminTracker; |
| private CXFExtensionBundleListener cxfBundleListener; |
| private ServiceRegistration<ManagedServiceFactory> workQueueServiceRegistration; |
| |
| |
| |
| /** {@inheritDoc}*/ |
| public void start(BundleContext context) throws Exception { |
| workQueues = new ManagedWorkQueueList(); |
| cxfBundleListener = new CXFExtensionBundleListener(context.getBundle().getBundleId()); |
| context.addBundleListener(cxfBundleListener); |
| cxfBundleListener.registerExistingBundles(context); |
| |
| configAdminTracker = new ServiceTracker<>(context, ConfigurationAdmin.class, null); |
| configAdminTracker.open(); |
| workQueues.setConfigAdminTracker(configAdminTracker); |
| workQueueServiceRegistration = registerManagedServiceFactory(context, |
| ManagedServiceFactory.class, |
| workQueues, |
| ManagedWorkQueueList.FACTORY_PID); |
| |
| extensions = new ArrayList<>(); |
| extensions.add(createOsgiBusListenerExtension(context)); |
| extensions.add(createManagedWorkQueueListExtension(workQueues)); |
| ExtensionRegistry.addExtensions(extensions); |
| |
| BlueprintNameSpaceHandlerFactory factory = new BlueprintNameSpaceHandlerFactory() { |
| |
| @Override |
| public Object createNamespaceHandler() { |
| return new CXFAPINamespaceHandler(); |
| } |
| }; |
| NamespaceHandlerRegisterer.register(context, factory, |
| "http://cxf.apache.org/blueprint/core", |
| "http://cxf.apache.org/configuration/beans", |
| "http://cxf.apache.org/configuration/parameterized-types", |
| "http://cxf.apache.org/configuration/security", |
| "http://schemas.xmlsoap.org/wsdl/", |
| "http://www.w3.org/2005/08/addressing", |
| "http://schemas.xmlsoap.org/ws/2004/08/addressing"); |
| |
| } |
| |
| private <T> ServiceRegistration<T> registerManagedServiceFactory(BundleContext context, |
| Class<T> serviceClass, |
| T service, |
| String servicePid) { |
| return context.registerService(serviceClass, service, |
| CollectionUtils.singletonDictionary(Constants.SERVICE_PID, servicePid)); |
| } |
| |
| private Extension createOsgiBusListenerExtension(BundleContext context) { |
| Extension busListener = new Extension(OSGIBusListener.class); |
| busListener.setArgs(new Object[] {context}); |
| return busListener; |
| } |
| |
| private static Extension createManagedWorkQueueListExtension(final ManagedWorkQueueList workQueues) { |
| return new Extension(ManagedWorkQueueList.class) { |
| |
| @Override |
| public Object getLoadedObject() { |
| return workQueues; |
| } |
| |
| @Override |
| public Extension cloneNoObject() { |
| return this; |
| } |
| }; |
| } |
| |
| /** {@inheritDoc}*/ |
| public void stop(BundleContext context) throws Exception { |
| context.removeBundleListener(cxfBundleListener); |
| cxfBundleListener.shutdown(); |
| workQueues.shutDown(); |
| workQueueServiceRegistration.unregister(); |
| configAdminTracker.close(); |
| ExtensionRegistry.removeExtensions(extensions); |
| } |
| |
| } |