| /******************************************************************************* |
| * Copyright (c) 2005, 2018 Cognos Incorporated, IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Cognos Incorporated - initial API and implementation |
| * IBM Corporation - bug fixes and enhancements |
| *******************************************************************************/ |
| package org.eclipse.equinox.internal.cm; |
| |
| import java.security.Permission; |
| import java.util.Dictionary; |
| import org.osgi.framework.*; |
| import org.osgi.service.cm.ConfigurationAdmin; |
| import org.osgi.service.cm.ConfigurationPermission; |
| |
| /** |
| * ConfigurationAdminFactory provides a Configuration Admin ServiceFactory but more significantly |
| * launches the whole implementation. |
| */ |
| |
| public class ConfigurationAdminFactory implements ServiceFactory<ConfigurationAdmin>, BundleListener { |
| |
| static private final Permission allConfigurationPermission = new ConfigurationPermission("*", ConfigurationPermission.CONFIGURE); //$NON-NLS-1$ |
| private final EventDispatcher eventDispatcher; |
| private final PluginManager pluginManager; |
| private final LogTracker log; |
| private final ManagedServiceTracker managedServiceTracker; |
| private final ManagedServiceFactoryTracker managedServiceFactoryTracker; |
| private final ConfigurationStore configurationStore; |
| |
| public ConfigurationAdminFactory(BundleContext context, LogTracker log) { |
| this.log = log; |
| configurationStore = new ConfigurationStore(this, context); |
| eventDispatcher = new EventDispatcher(context, log); |
| pluginManager = new PluginManager(context); |
| managedServiceTracker = new ManagedServiceTracker(this, configurationStore, context); |
| managedServiceFactoryTracker = new ManagedServiceFactoryTracker(this, configurationStore, context); |
| } |
| |
| void start() { |
| eventDispatcher.start(); |
| pluginManager.start(); |
| managedServiceTracker.open(); |
| managedServiceFactoryTracker.open(); |
| } |
| |
| void stop() { |
| managedServiceTracker.close(); |
| managedServiceFactoryTracker.close(); |
| eventDispatcher.stop(); |
| pluginManager.stop(); |
| } |
| |
| @Override |
| public ConfigurationAdmin getService(Bundle bundle, ServiceRegistration<ConfigurationAdmin> registration) { |
| ServiceReference<ConfigurationAdmin> reference = registration.getReference(); |
| eventDispatcher.setServiceReference(reference); |
| return new ConfigurationAdminImpl(this, configurationStore, bundle); |
| } |
| |
| @Override |
| public void ungetService(Bundle bundle, ServiceRegistration<ConfigurationAdmin> registration, ConfigurationAdmin service) { |
| // do nothing |
| } |
| |
| @Override |
| public void bundleChanged(BundleEvent event) { |
| if (event.getType() == BundleEvent.UNINSTALLED) |
| configurationStore.unbindConfigurations(event.getBundle()); |
| } |
| |
| public void checkConfigurePermission(String location, String forBundleLocation) throws SecurityException { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) { |
| if (forBundleLocation == null || !forBundleLocation.equals(location)) { |
| if (location == null) { |
| sm.checkPermission(allConfigurationPermission); |
| } else { |
| sm.checkPermission(new ConfigurationPermission(location, ConfigurationPermission.CONFIGURE)); |
| } |
| } |
| } |
| } |
| |
| public boolean checkTargetPermission(String location, ServiceReference<?> ref) { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) { |
| Bundle b = ref.getBundle(); |
| if (location != null && b != null) { |
| String forBundleLocation = ConfigurationAdminImpl.getLocation(b); |
| if (!forBundleLocation.equals(location)) { |
| if (location != null) { |
| return b.hasPermission(new ConfigurationPermission(location, ConfigurationPermission.TARGET)); |
| } |
| } |
| } |
| } |
| return true; |
| } |
| |
| void log(int level, String message) { |
| log.log(level, message); |
| } |
| |
| void log(int level, String message, Throwable exception) { |
| log.log(level, message, exception); |
| } |
| |
| void dispatchEvent(int type, String factoryPid, String pid) { |
| eventDispatcher.dispatchEvent(type, factoryPid, pid); |
| } |
| |
| void notifyConfigurationUpdated(ConfigurationImpl config, boolean isFactory) { |
| if (isFactory) |
| managedServiceFactoryTracker.notifyUpdated(config); |
| else |
| managedServiceTracker.notifyUpdated(config); |
| } |
| |
| void notifyConfigurationDeleted(ConfigurationImpl config, boolean isFactory) { |
| if (isFactory) |
| managedServiceFactoryTracker.notifyDeleted(config); |
| else |
| managedServiceTracker.notifyDeleted(config); |
| } |
| |
| void notifyLocationChanged(ConfigurationImpl config, String oldLocation, boolean isFactory) { |
| if (isFactory) { |
| managedServiceFactoryTracker.notifyUpdateLocation(config, oldLocation); |
| } else { |
| managedServiceTracker.notifyUpdateLocation(config, oldLocation); |
| } |
| } |
| |
| void modifyConfiguration(ServiceReference<?> reference, Dictionary<String, Object> properties) { |
| pluginManager.modifyConfiguration(reference, properties); |
| } |
| } |