| /******************************************************************************* |
| * Copyright (c) 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.equinox.internal.p2.extensionlocation; |
| |
| import java.io.File; |
| import java.net.URL; |
| import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper; |
| import org.eclipse.equinox.internal.p2.core.helpers.URLUtil; |
| import org.eclipse.equinox.internal.p2.touchpoint.eclipse.Util; |
| import org.eclipse.equinox.internal.provisional.p2.artifact.repository.IFileArtifactRepository; |
| import org.eclipse.equinox.internal.provisional.p2.engine.IProfile; |
| import org.eclipse.equinox.internal.provisional.p2.engine.IProfileRegistry; |
| import org.eclipse.osgi.service.datalocation.Location; |
| import org.osgi.framework.*; |
| |
| public class Activator implements BundleActivator { |
| |
| public static final String ID = "org.eclipse.equinox.p2.extensionlocation"; //$NON-NLS-1$null; |
| private static volatile BundleContext bundleContext; |
| |
| /* |
| * (non-Javadoc) |
| * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext) |
| */ |
| public void start(BundleContext context) throws Exception { |
| bundleContext = context; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext) |
| */ |
| public void stop(BundleContext context) throws Exception { |
| bundleContext = null; |
| } |
| |
| public static BundleContext getContext() { |
| return bundleContext; |
| } |
| |
| /* |
| * Helper method to get the configuration location. Return null if |
| * it is unavailable. |
| */ |
| public static File getConfigurationLocation() { |
| Location configurationLocation = (Location) ServiceHelper.getService(getContext(), Location.class.getName(), Location.CONFIGURATION_FILTER); |
| if (configurationLocation == null || !configurationLocation.isSet()) |
| return null; |
| URL url = configurationLocation.getURL(); |
| if (url == null) |
| return null; |
| return URLUtil.toFile(url); |
| } |
| |
| public static IProfile getCurrentProfile() { |
| ServiceReference reference = bundleContext.getServiceReference(IProfileRegistry.class.getName()); |
| if (reference == null) |
| return null; |
| IProfileRegistry profileRegistry = (IProfileRegistry) bundleContext.getService(reference); |
| try { |
| return profileRegistry.getProfile(IProfileRegistry.SELF); |
| } finally { |
| bundleContext.ungetService(reference); |
| } |
| } |
| |
| public static IFileArtifactRepository getBundlePoolRepository() { |
| ServiceReference reference = bundleContext.getServiceReference(IProfileRegistry.class.getName()); |
| if (reference == null) |
| return null; |
| IProfileRegistry profileRegistry = (IProfileRegistry) bundleContext.getService(reference); |
| IProfile profile = null; |
| try { |
| profile = profileRegistry.getProfile(IProfileRegistry.SELF); |
| } finally { |
| bundleContext.ungetService(reference); |
| } |
| if (profile == null) |
| return null; |
| |
| return Util.getAggregatedBundleRepository(profile, Util.AGGREGATE_CACHE | Util.AGGREGATE_SHARED_CACHE); |
| } |
| |
| /** |
| * Returns a reasonable human-readable repository name for the given location. |
| */ |
| public static String getRepositoryName(URL location) { |
| File file = URLUtil.toFile(location); |
| return file == null ? location.toExternalForm() : file.getAbsolutePath(); |
| } |
| } |