| /******************************************************************************* |
| * Copyright (c) 2009 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.jdt.internal.junit.buildpath; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| |
| import org.osgi.framework.Version; |
| |
| import org.eclipse.equinox.internal.provisional.frameworkadmin.BundleInfo; |
| import org.eclipse.equinox.internal.provisional.simpleconfigurator.manipulator.SimpleConfiguratorManipulator; |
| import org.eclipse.osgi.service.resolver.VersionRange; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.core.runtime.FileLocator; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.URIUtil; |
| |
| import org.eclipse.jdt.internal.junit.ui.JUnitPlugin; |
| |
| |
| /** |
| * Utilities to read and write bundle and source information files. |
| * <p> |
| * This class currently uses provisional p2 API for which official API has been requested: |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=269496 |
| * </p> |
| * |
| * @since 3.5 |
| */ |
| class P2Utils { |
| |
| private static final String SRC_INFO_FOLDER = "org.eclipse.equinox.source"; //$NON-NLS-1$ |
| private static final String SRC_INFO_PATH= SRC_INFO_FOLDER + File.separator + "source.info"; //$NON-NLS-1$ |
| |
| private static final String BUNDLE_INFO_FOLDER= "org.eclipse.equinox.simpleconfigurator"; //$NON-NLS-1$ |
| private static final String BUNDLE_INFO_PATH = BUNDLE_INFO_FOLDER + File.separator + "bundles.info"; //$NON-NLS-1$ |
| |
| |
| /** |
| * Returns bundles defined by the 'bundles.info' relative to the given home and configuration |
| * area, or <code>null</code> if none. The "bundles.info" file is assumed to be at a fixed |
| * location relative to the configuration area URL. |
| * |
| * @return all bundles in the installation or <code>null</code> if not able to locate a |
| * bundles.info |
| */ |
| private static BundleInfo[] readBundles() { |
| URL configurationArea= Platform.getConfigurationLocation().getURL(); |
| if (configurationArea == null) |
| return null; |
| |
| try { |
| URL bundlesTxt = new URL(configurationArea.getProtocol(), configurationArea.getHost(), new File(configurationArea.getFile(), BUNDLE_INFO_PATH).getAbsolutePath()); |
| BundleInfo bundles[]= getBundlesFromFile(bundlesTxt); |
| if (bundles == null || bundles.length == 0) { |
| return null; |
| } |
| return bundles; |
| } catch (MalformedURLException e) { |
| JUnitPlugin.log(e); |
| return null; |
| } catch (IOException e) { |
| JUnitPlugin.log(e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns source bundles defined by the 'source.info' file in the specified location, or |
| * <code>null</code> if none. The "source.info" file is assumed to be at a fixed location |
| * relative to the configuration area URL. |
| * |
| * @return all source bundles in the installation or <code>null</code> if not able to locate a |
| * source.info |
| */ |
| private static BundleInfo[] readSourceBundles() { |
| URL configurationArea= Platform.getConfigurationLocation().getURL(); |
| if (configurationArea == null) |
| return null; |
| |
| try { |
| URL srcBundlesTxt = new URL(configurationArea.getProtocol(), configurationArea.getHost(), configurationArea.getFile().concat(SRC_INFO_PATH)); |
| BundleInfo srcBundles[]= getBundlesFromFile(srcBundlesTxt); |
| if (srcBundles == null || srcBundles.length == 0) { |
| return null; |
| } |
| return srcBundles; |
| } catch (MalformedURLException e) { |
| JUnitPlugin.log(e); |
| return null; |
| } catch (IOException e) { |
| JUnitPlugin.log(e); |
| return null; |
| } |
| } |
| |
| /** |
| * Returns a list of {@link BundleInfo} for each bundle entry or <code>null</code> if there is a |
| * problem reading the file. |
| * |
| * @param fileURL the URL of the file to read |
| * @return list containing URL locations or <code>null</code> |
| * @throws IOException if loading the configuration fails |
| */ |
| private static BundleInfo[] getBundlesFromFile(URL fileURL) throws IOException { |
| SimpleConfiguratorManipulator manipulator= (SimpleConfiguratorManipulator)JUnitPlugin.getDefault().getService(SimpleConfiguratorManipulator.class.getName()); |
| if (manipulator == null) |
| return null; |
| |
| File home= new File(Platform.getInstallLocation().getURL().getFile()); |
| return manipulator.loadConfiguration(fileURL, home); |
| } |
| |
| /** |
| * Finds the bundle info for the given arguments. |
| * <p> |
| * The first match will be returned if more than one bundle matches the arguments. |
| * </p> |
| * |
| * @param symbolicName the symbolic name |
| * @param version the bundle version |
| * @param isSourceBundle <code>true</code> if it is a source bundle <code>false</code> otherwise |
| * @return the bundle info or <code>null</code> if not found |
| */ |
| public static BundleInfo findBundle(String symbolicName, Version version, boolean isSourceBundle) { |
| Assert.isLegal(symbolicName != null); |
| Assert.isLegal(version != null); |
| |
| return findBundle(symbolicName, new VersionRange(version, true, version, true), isSourceBundle); |
| } |
| |
| /** |
| * Finds the bundle info for the given arguments. |
| * <p> |
| * The first match will be returned if more than one bundle matches the arguments. |
| * </p> |
| * |
| * @param symbolicName the symbolic name |
| * @param versionRange the version range for the bundle version |
| * @param isSourceBundle <code>true</code> if it is a source bundle <code>false</code> otherwise |
| * @return the bundle info or <code>null</code> if not found |
| */ |
| public static BundleInfo findBundle(String symbolicName, VersionRange versionRange, boolean isSourceBundle) { |
| Assert.isLegal(symbolicName != null); |
| Assert.isLegal(versionRange != null); |
| |
| BundleInfo[] bundles; |
| if (isSourceBundle) |
| bundles= P2Utils.readSourceBundles(); |
| else |
| bundles= P2Utils.readBundles(); |
| |
| if (bundles == null) |
| return null; |
| |
| for (int i= 0; i < bundles.length; i++) { |
| if (symbolicName.equals(bundles[i].getSymbolicName()) && versionRange.isIncluded(new Version(bundles[i].getVersion()))) |
| return bundles[i]; |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Returns the bundle location. |
| * |
| * @param bundleInfo the bundle info or <code>null</code> |
| * @return the bundle location or <code>null</code> if it is not possible to convert to a path |
| */ |
| public static IPath getBundleLocationPath(BundleInfo bundleInfo) { |
| if (bundleInfo == null) |
| return null; |
| |
| try { |
| return new Path(FileLocator.toFileURL(URIUtil.toURL(bundleInfo.getLocation())).getFile()); |
| } catch (IOException e) { |
| JUnitPlugin.log(e); |
| return null; |
| } |
| } |
| |
| } |