diff options
Diffstat (limited to 'plugins/org.eclipse.jem.proxy/proxy/org/eclipse/jem/internal/proxy/core/ProxyPlugin.java')
| -rw-r--r-- | plugins/org.eclipse.jem.proxy/proxy/org/eclipse/jem/internal/proxy/core/ProxyPlugin.java | 1371 |
1 files changed, 0 insertions, 1371 deletions
diff --git a/plugins/org.eclipse.jem.proxy/proxy/org/eclipse/jem/internal/proxy/core/ProxyPlugin.java b/plugins/org.eclipse.jem.proxy/proxy/org/eclipse/jem/internal/proxy/core/ProxyPlugin.java deleted file mode 100644 index 058b66ca6..000000000 --- a/plugins/org.eclipse.jem.proxy/proxy/org/eclipse/jem/internal/proxy/core/ProxyPlugin.java +++ /dev/null @@ -1,1371 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2006 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.jem.internal.proxy.core; -/* - * $RCSfile: ProxyPlugin.java,v $ - * $Revision: 1.60 $ $Date: 2006/05/17 20:13:05 $ - */ - - -import java.io.*; -import java.net.MalformedURLException; -import java.net.URL; -import java.util.*; -import java.util.Map.Entry; -import java.util.logging.Level; -import java.util.regex.Pattern; - -import org.eclipse.core.resources.*; -import org.eclipse.core.runtime.*; -import org.eclipse.core.runtime.jobs.Job; -import org.eclipse.debug.core.*; -import org.eclipse.jdt.core.*; -import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants; -import org.eclipse.jdt.launching.JavaRuntime; -import org.eclipse.osgi.service.resolver.BundleSpecification; -import org.eclipse.osgi.util.ManifestElement; -import org.osgi.framework.*; - -import org.eclipse.jem.util.logger.proxy.Logger; -import org.eclipse.jem.util.logger.proxyrender.EclipseLogger; - -import org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo.ContainerPaths; - -/** - * The plugin class for the org.eclipse.jem.internal.proxy.core plugin. - */ - -public class ProxyPlugin extends Plugin { - - /** - * This interface is for a listener that needs to know if this plugin (ProxyPlugin) is being shutdown. - * It is needed because there are some extensions that get added dynamically that need to know when the - * plugin is being shutdown. Can't use new bundle listener for this because it notifies AFTER shutdown. - * - * @since 1.0.0 - */ - public interface IProxyPluginShutdownListener { - /** - * ProxyPlugin is in shutdown. - * - * @since 1.0.0 - */ - public void shutdown(); - } - - private static ProxyPlugin PROXY_PLUGIN = null; - public static final String PREFERENCES_VM_NOVERIFY_KEY = "JEM_PREFERENCES_VM_NOVERIFY_KEY"; // Key for NOVERIFY option of VM //$NON-NLS-1$ - public static final String PDE_NATURE_ID = "org.eclipse.pde.PluginNature" ; //$NON-NLS-1$ - - // If this is set to true, then in development mode and it will try for proxy jars in directories. - private boolean devMode; - - private ListenerList shutdownListeners; - - public ProxyPlugin() { - super(); - PROXY_PLUGIN = this; - devMode = Platform.inDevelopmentMode(); - } - - public boolean isDevMode() { - return devMode; - } - - /** - * Access the singleton - * @return the singleton plugin - * - * @since 1.0.0 - */ - public static ProxyPlugin getPlugin() { - return PROXY_PLUGIN; - } - - private Logger logger; - public Logger getLogger() { - if (logger == null) - logger = EclipseLogger.getEclipseLogger(this); - return logger; - } - - /** - * This will take the bundle and file name and make it local and return that - * fully qualified. It will look in fragments, but only returns first found. If there can be multiples use - * the one for bundles and it fragments. - * <p> - * If we are in development and it will pick it up from the path - * that is listed in the proxy.jars file located in the bundle passed in. This allows development code to be - * used in place of the actual runtime jars. If the runtime jars are found, - * they will be used. - * <p> - * For example if looking for file runtime/xyz.jar in bundle abc, then in bundle directory for abc, - * there should be a file called proxy.jars. This should only be in development, this file should not - * be distributed for production. It would be distributed in the SDK environment when testing is desired. - * <p> - * The format of the file is: - * runtimefile=/projectname/builddirectory - * <p> - * For this to work when the actual jar is not found, the Eclipse must of been started in - * dev mode (i.e. the bundle location will be a project within the developer Eclipse. That way - * we can go up one level for the current install location and assume the above projectname - * will be found relative to the directory. - * <p> - * For the above example: - * runtime/xyz.jar=/xyzproject/bin - * <p> - * It will return "." if file can't be found. It means nothing but it won't cause jvm to crash. - * - * @param bundle - * @param filenameWithinBundle - * @return the path to the file or <code>"."</code> if not found. - * - * @since 1.0.0 - */ - public String localizeFromBundleOnly(Bundle bundle, String filenameWithinBundle) { - URL url = urlLocalizeFromBundleOnly(bundle, filenameWithinBundle); - return url != null ? getFileFromURL(url) : "."; //$NON-NLS-1$ - } - public String localizeFromBundleAndFragments(Bundle bundle, String filenameWithinBundle) { - URL url = urlLocalizeFromBundleAndFragments(bundle, filenameWithinBundle); - return url != null ? getFileFromURL(url) : "."; //$NON-NLS-1$ - } - - /** - * Just like localizeFromBundle except it will return an array of Strings. It will look for the filename - * within the bundle and any fragments of the bundle. If none are found, an empty array will be returned. - * <p> - * To find the files in the fragments that are in the runtime path (i.e. libraries), it will need to use a suffix, - * This is because the JDT will get confused if a runtime jar in a fragment has the same name - * as a runtime jar in the main bundle. - * NOTE: This is obsolete. JDT no longer has this problem. So we can find libraries in fragments that have the - * same file path. - * <p> - * So we will use the following search pattern: - * <ol> - * <li>Find in all of the fragments those that match the name exactly in the same paths if paths are supplied.</li> - * <li>Find in all of the fragments, in their runtime path (library stmt), those that match the name - * but have a suffix the same as the uniqueid of the fragment (preceeded by a period). This is so that it can be easily - * found but yet be unique in the entire list of fragments. For example if looking for "runtime/xyz.jar" - * and we have fragment "a.b.c.d.frag", then in the runtime path we will look for the file - * "runtime/xyz.a.b.c.d.frag.jar". Note: This is obsolete. Still here only for possible old code. Will go - * away in future.</li> - * <p> - * If the files in the fragments are not in the fragments library path then it can have the same name. NOTE: Obsolete, - * JDT can now handle same name. - * <p> - * This is useful for nls where the nls for the filename will be in one or more of the fragments of the plugin. - * - * @param bundle - * @param filenameWithinBundle - * @return - * - * @since 1.0.0 - */ - public String[] localizeAllFromBundleAndFragments(Bundle bundle, String filenameWithinBundle) { - URL[] urls = urlLocalizeAllFromBundleAndFragments(bundle, filenameWithinBundle); - String[] result = new String[urls.length]; - for (int i = 0; i < urls.length; i++) { - result[i] = getFileFromURL(urls[i]); - } - return result; - } - - public static String getFileFromURL(URL url) { - // We need to do this in a device independent way. The URL will always put a leading '/' in the - // file part of the URL, but on Windows we need to have this '/' removed. Some JRE's don't understand it. - return new File(url.getFile()).getAbsolutePath(); - - } - - public URL urlLocalizeFromBundleAndFragments(Bundle bundle, String filenameWithinBundle) { - return urlLocalizeFromBundleAndFragments(bundle, new Path(filenameWithinBundle)); - } - public URL urlLocalizeFromBundleAndFragments(Bundle bundle, IPath filenameWithinBundle) { - try { - URL pvm = FileLocator.find(bundle, filenameWithinBundle, null); - if (pvm != null) - return FileLocator.toFileURL(pvm); - } catch (IOException e) { - } - if (devMode) { - URL[] urls = findDevAllFromBundleAndFragments(bundle, filenameWithinBundle.toString()); - if (urls.length > 0) - return urls[0]; - else - return null; - } else - return null; - } - - /** - * Like <code>localizeFromBundleAndFragments</code> except it returns URL's instead. - * - * @param bundle - * @param filenameWithinBundle - * @return - * - * @see ProxyPlugin#localizeFromBundleAndFragments(Bundle, String) - * @since 1.0.0 - */ - public URL[] urlLocalizeAllFromBundleAndFragments(Bundle bundle, String filenameWithinBundle) { - return urlLocalizeAllBundleAndFragments(bundle, Platform.getFragments(bundle), filenameWithinBundle); - } - public URL[] urlLocalizeAllFromBundleAndFragments(Bundle bundle, IPath filenameWithinBundle) { - return urlLocalizeAllBundleAndFragments(bundle, Platform.getFragments(bundle), filenameWithinBundle.toString()); - } - - /** - * @param bundle - * @param filenameWithinBundle - * @param fragments - * @return - * - * @since 1.0.0 - */ - private URL[] urlLocalizeAllBundleAndFragments(Bundle bundle, Bundle[] fragments, String filenameWithinBundle) { - - ArrayList urls = new ArrayList((fragments == null ? 0 : fragments.length) + 1); - URL url = internalUrlLocalizeFromBundleOnly(bundle, filenameWithinBundle); - if (url != null) - urls.add(url); - if (fragments != null) { - for (int i = 0; i < fragments.length; i++) { - Bundle fragment = fragments[i]; - url = internalUrlLocalizeFromBundleOnly(fragment, filenameWithinBundle); - if (url != null) - urls.add(url); - } - } - return (URL[]) urls.toArray(new URL[urls.size()]); - } - - private static final String PROXYJARS = "proxy.jars"; //$NON-NLS-1$ - - /** - * @see ProxyPlugin#localizeFromBundle(Bundle, String) - * - * This is just a helper to return a url instead. - * - * @param bundle - * @param filenameWithinBundle - * @return - * - * @since 1.0.0 - */ - public URL urlLocalizeFromBundleOnly(Bundle bundle, String filenameWithinBundle) { - // If the filenameWithinBundle begins with one of these special characters, - // it might be in a fragment. - if (filenameWithinBundle.charAt(0) == '$' - && (filenameWithinBundle.regionMatches(true, 0, "$nl$", 0, "$nl$".length()) //$NON-NLS-1$ //$NON-NLS-2$ - || filenameWithinBundle.regionMatches(true, 0, "$os$", 0, "$os$".length()) || filenameWithinBundle.regionMatches(true, 0, //$NON-NLS-1$ //$NON-NLS-2$ - "$ws$", 0, "$ws$".length()))) //$NON-NLS-1$ //$NON-NLS-2$ - return urlLocalizeFromBundleAndFragments(bundle, filenameWithinBundle); - try { - URL pvm = new URL(bundle.getEntry("/"), filenameWithinBundle); //$NON-NLS-1$ - pvm = verifyFound(FileLocator.toFileURL(pvm)); - if (pvm != null) - return pvm; - } catch (IOException e) { - } - return findDev(bundle, filenameWithinBundle); - - } - - protected URL internalUrlLocalizeFromBundleOnly(Bundle bundle, String filenameWithinBundle) { - try { - URL pvm = bundle.getEntry(filenameWithinBundle); - if (pvm != null) - return FileLocator.toFileURL(pvm); - } catch (IOException e) { - } - return findDev(bundle, filenameWithinBundle); - - } - - private URL verifyFound(URL pvm) throws IOException { - if (devMode) { - // Need to test if found in devmode. Otherwise we will just assume it is found. If not found on remote and moved to cache, an IOException would be thrown. - if (pvm != null) { - InputStream ios = null; - try { - ios = pvm.openStream(); - if (ios != null) - return pvm; // Found it, so return it. - } finally { - if (ios != null) - ios.close(); - } - } - } else - return pvm; - return null; - } - - /** - * @see ProxyPlugin#localizeFromBundle(bundle, String) - * - * This is just a helper to return a url instead. - * - * @param bundle - * @param filenameWithinBundle - * @return - * - * @since 1.0.0 - */ - public URL urlLocalizeFromBundleOnly(Bundle bundle, IPath filenameWithinBundle) { - return urlLocalizeFromBundleOnly(bundle, filenameWithinBundle.toString()); - } - - private URL findDev(Bundle bundle, String filenameWithinBundle) { - if (devMode) { - // Got this far and in dev mode means it wasn't found, so we'll try for development style. - // It is assumed that in dev mode, we are running with the IDE as local and any - // build outputs will be local so local file protocol will be returned - // from Platform.resolve(). We won't be running in dev mode with our entireplugin being in a jar, - // or on a separate system. - try { - URL pvm = bundle.getEntry(PROXYJARS); - if (pvm != null) { - InputStream ios = null; - try { - ios = pvm.openStream(); - Properties props = new Properties(); - props.load(ios); - String pathString = props.getProperty(filenameWithinBundle.toString()); - if (pathString != null) { - URL url = FileLocator.resolve(bundle.getEntry("/")); // It is assumed that if in debug mode, then this plugin is an imported plugin within the developement workspace. //$NON-NLS-1$ - if (url.getProtocol().equals("file")) { //$NON-NLS-1$ - File file = new File(url.getFile()).getParentFile(); // This gets us to workspace root of development workspace. - file = new File(file, pathString); - return file.toURL(); - } - } - } finally { - if (ios != null) - ios.close(); - } - } - } catch (IOException e) { - } - } - - return null; - - } - private URL[] findDevAllFromBundleAndFragments(Bundle bundle, String filenameWithinBundle) { - Bundle [] fragments = Platform.getFragments(bundle); - ArrayList urls = new ArrayList((fragments == null ? 0 : fragments.length) + 1); - URL url = findDev(bundle, filenameWithinBundle); - if (url != null) - urls.add(url); - if (fragments != null) { - for (int i = 0; i < fragments.length; i++) { - Bundle fragment = fragments[i]; - url = findDev(fragment, filenameWithinBundle); - if (url != null) - urls.add(url); - } - } - return (URL[]) urls.toArray(new URL[urls.size()]); - } - - /** - * Get the urls for the bundle and all fragments. This is used when bundles/fragments are jarred. It won't work correctly if not - * a jarred bundle and fragments. This would most likely be used for NLS - * purposes to bring in the bundle and all of the nls. If a specific fragment was wanted use {@link #urlLocalizeBundle(Bundle)} instead. - * - * @param bundle - * @return urls for bundle and all fragments. - * - * @since 1.2.0 - */ - public URL[] urlLocalizeBundleAndFragments(Bundle bundle) { - Bundle[] fragments = Platform.getFragments(bundle); - List urls = new ArrayList((fragments == null ? 0 : fragments.length) + 1); - URL[] burls = urlLocalizeBundle(bundle); - if (burls != null) { - urls.addAll(Arrays.asList(burls)); - } - if (fragments != null) { - for (int i = 0; i < fragments.length; i++) { - burls = urlLocalizeBundle(fragments[i]); - if (burls != null) - urls.addAll(Arrays.asList(burls)); - } - } - - return (URL[]) urls.toArray(new URL[urls.size()]); - - } - - /** - * Get the urls for the bundle libraries only. If a fragment is wanted, then pass in the fragment instead. - * If bundle and all fragments are wanted use {@link #urlLocalizeBundleAndFragments(Bundle)} instead. - * <p> - * If in dev mode, it will use the binary output directory for the plugin libraries from the build.properties file. - * - * @param bundle - * @return URL array of local library references for the bundle or null if can't resolve to local. - * - * @since 1.2.0 - */ - public URL[] urlLocalizeBundle(Bundle bundle) { - URL[] pvms; - try { - pvms = new URL[] {FileLocator.resolve(bundle.getEntry("/"))}; //$NON-NLS-1$ - if (pvms[0].getProtocol().equals("jar")) { //$NON-NLS-1$ - // The bundle is a jar, so use as is. - pvms[0] = getFilePath(pvms[0]); - return pvms; - } - } catch (IOException e) { - pvms = null; - } - try { - // It is a directory. We could be in either development mode or not. Walk the manifest classpath and find the libraries. - Properties buildProps = null; - String libraries = (String) bundle.getHeaders().get(Constants.BUNDLE_CLASSPATH); - ManifestElement[] elements = ManifestElement.parseHeader(Constants.BUNDLE_CLASSPATH, libraries); - List urls = new ArrayList(); - if (elements != null) { - for (int i = 0; i < elements.length; i++) { - try { - URL pvm = bundle.getEntry(elements[i].getValue()); - if (pvm != null) { - urls.add(FileLocator.toFileURL(pvm)); - continue; - } - } catch (IOException e) { - } - if (devMode) { - // Not found as a jar, so see if can be found in devmode. - if (buildProps == null) { - buildProps = new Properties(); - try { - URL bp = bundle.getEntry("build.properties"); //$NON-NLS-1$ - if (bp != null) { - InputStream ios = null; - try { - ios = bp.openStream(); - buildProps.load(ios); - } finally { - if (ios != null) - ios.close(); - } - } - } catch (IOException e) { - } - } - String pathString = buildProps.getProperty("output."+elements[i].getValue()); //$NON-NLS-1$ - if (pathString != null) { - try { - urls.add(FileLocator.toFileURL(bundle.getEntry(pathString))); - } catch (IOException e) { - } - } - } - } - return (URL[]) urls.toArray(new URL[urls.size()]); - } else if (devMode) { - // If dev mode then we would look in the build.properties to find the output.. entry. This tells where the binaries are - // for project. If there is no "output.." entry then either it is not a runnable plugin or the rare case is it is only - // classfiles in a folder. In that case see if there is a "source.." entry and use that. - try { - URL bp = bundle.getEntry("build.properties"); //$NON-NLS-1$ - if (bp != null) { - InputStream ios = null; - try { - ios = bp.openStream(); - Properties props = new Properties(); - props.load(ios); - String pathString = props.getProperty("output.."); //$NON-NLS-1$ - if (pathString != null) { - return new URL[] {FileLocator.resolve(bundle.getEntry(pathString))}; - } else if ((pathString = props.getProperty("source..")) != null) { //$NON-NLS-1$ - // Probably a class folder, so use the source instead. - return new URL[] {FileLocator.resolve(bundle.getEntry(pathString))}; - } else - return pvms; // Try the root of the plugin. - } finally { - if (ios != null) - ios.close(); - } - } - } catch (IOException e) { - } - - } - } catch (BundleException e) { - } - return null; - } - - /** - * Returns a url as file url if it can. If it is already a file url, it will just return it. - * If it is "jar:file:...." type protocol, then it will strip it down to the file part, which is - * the jar itself, and not the file within the jar. - * @param l - * @return - * - * @since 1.2.0 - */ - public static URL getFilePath(URL l) { - if (l != null) { - if (l.getProtocol().equals("file")) //$NON-NLS-1$ - return l; - else if (l.getProtocol().equals("jar")) { //$NON-NLS-1$ - String f = l.getFile(); - int idx = f.lastIndexOf('!'); - if (idx>=0) - f = f.substring(0,idx); - try { - return getFilePath(new URL(f)); - } catch (MalformedURLException e) {} - } - } - return null; - } - - /** - * A helper to order the plugins into pre-req order. - * If A eventually depends on B, then B will be ahead of A in the - * list of plugins. (I.e. B is a pre-req somewhere of A). - * - * @param bundlesToOrder - Bundles of interest. The results will have these in thiee correct order. - * @return An array of the Bundlers in there order from no prereqs in set to the leaves. - * - * @since 1.0.0 - */ - public static Bundle[] orderPlugins(final Set bundlesToOrder) { - Map prereqsMap = new HashMap(bundlesToOrder.size()*3); - int ndx = bundlesToOrder.size(); - Bundle[] result = new Bundle[ndx]; - Map dependents = getDependentCounts(false, bundlesToOrder, prereqsMap); // We want the inactive ones too. That way have complete order. They can be ignored later if necessary. - // keep iterating until all have been visited. This will actually find them in reverse order from what we - // want, i.e. it will find the leaves first. So we will build result array in reverse order. - while (!dependents.isEmpty()) { - // loop over the dependents list. For each entry, if there are no dependents, visit - // the bundle and remove it from the list. Make a copy of the keys so we don't end up - // with concurrent accesses (since we are deleting the values as we go) - Iterator ib = dependents.entrySet().iterator(); - while (ib.hasNext()) { - Map.Entry entry = (Map.Entry) ib.next(); - Bundle bundle = (Bundle) entry.getKey() ; - int[] count = (int[]) entry.getValue(); - if (count != null && count[0] <= 0) { - if (bundlesToOrder.contains(bundle)) { - result[--ndx] = bundle; - if (ndx == 0) - return result; // We've ordered all that we care about. Anything left over is unimportant. - } - ib.remove(); - // decrement the dependent count for all of the prerequisites. - Bundle[] requires = getPrereqs(bundle, prereqsMap); - for (int j = 0; j < requires.length; j++) { - Bundle prereq = requires[j]; - int[] countPrereq = (int[]) dependents.get(prereq); - if (countPrereq != null) - --countPrereq[0]; - } - } - } - } - return result; - } - - /** - * Get all of the prereqs for this bundle, all of the way down to the root. - * They will be in top-down depth-first order. There won't be duplicates. They will show up - * only once the first time they are found. - * - * @param bundle - * @return list of all pre-reqs. - * - * @since 1.0.0 - */ - public static List getAllPrereqs(Bundle bundle) { - List prereqs = new ArrayList(); - getAllPrereqs(bundle, prereqs, new HashMap()); - return prereqs; - } - - private static void getAllPrereqs(Bundle bundle, List prereqs, Map prereqsMap) { - Bundle[] prs = getPrereqs(bundle, prereqsMap); - for (int i = 0; i < prs.length; i++) { - Bundle pre = prs[i]; - if (prereqsMap.containsKey(pre)) - continue; // Already processed this one once. - prereqs.add(pre); // Add to the list of pre-reqs accumulated so far. - getAllPrereqs(pre, prereqs, prereqsMap); - } - } - - private static Bundle[] getPrereqs(Bundle bundle, Map prereqsMap) { - Bundle[] prereqs = (Bundle[]) prereqsMap.get(bundle); - if (prereqs == null) { - prereqs = getPrereqs(bundle); - prereqsMap.put(bundle, prereqs); - } - return prereqs; - } - - public static Bundle[] getPrereqs(Bundle bundle) { - Bundle[] l = (Bundle[]) pluginRequiredMap.get(bundle.getSymbolicName()); - if (l == null) { - BundleSpecification specs[] = Platform.getPlatformAdmin().getState(false).getBundle(bundle.getBundleId()).getRequiredBundles(); - ArrayList bundles = new ArrayList(specs.length); - for (int i = 0; i < specs.length; i++) { - Bundle b = Platform.getBundle(specs[i].getName()); - if (b != null) - bundles.add(b); - } - l = (Bundle[]) bundles.toArray(new Bundle[bundles.size()]); - pluginRequiredMap.put(bundle.getSymbolicName(), l); - } - return l; - } - - private static Map getDependentCounts(boolean activeOnly, Set startingSet, Map prereqsMap) { - // Try to maintain independents in order from the starting set (which happens to be ordered, and hopefully reversed.). - // Trying to have leaves show up in same order they are found in the Eclipse extensions, so we should - // have the starting set be in reverse order from that. The actual process - // builds them in reverse order from the starting set, so we expect the startingSet to be in reverse order so they will be in forward order - // hopefully. This is just a heuristic. There is no guarentee it will actually produce the - // desired output. - Map dependents = new LinkedHashMap(startingSet.size()); - // build a table of all dependent counts. The table is keyed by descriptor and - // the value the integer number of dependent plugins. - List processNow = new ArrayList(startingSet); - List processNext = new ArrayList(processNow.size()); - if (!processNow.isEmpty()) { - // Go through the first time from the starting set to get an entry into the list. - // If there is an entry, then it won't be marked for processNext. Only new entries - // are added to processNext in the following loop. - int pnSize = processNow.size(); - for (int i = 0; i < pnSize; i++) { - Bundle bundle = (Bundle) processNow.get(i); - if (activeOnly && bundle.getState() != Bundle.ACTIVE) - continue; - // ensure there is an entry for this descriptor (otherwise it will not be visited) - int[] entry = (int[]) dependents.get(bundle); - if (entry == null) - dependents.put(bundle, new int[1]); - } - } - - // Now process the processNow to find the requireds, increment them, and add to processNext if never found before. - while (!processNow.isEmpty()) { - processNext.clear(); - int pnSize = processNow.size(); - for (int i = 0; i < pnSize; i++) { - Bundle bundle = (Bundle) processNow.get(i); - if (activeOnly && bundle.getState() != Bundle.ACTIVE) - continue; - Bundle[] requires = getPrereqs(bundle, prereqsMap); - for (int j = 0; j < requires.length; j++) { - Bundle prereq = requires[j]; - if (prereq == null || activeOnly - && bundle.getState() != Bundle.ACTIVE) - continue; - int[] entry = (int[]) dependents.get(prereq); - if (entry == null) { - dependents.put(prereq, new int[]{1}); - processNext.add(prereq); // Never processed before, so we add it to the next process loop. - } else - ++entry[0]; - } - } - - // Now swap the lists so that we processNext will be now and visa-versa. - List t = processNext; - processNext = processNow; - processNow = t; - } - return dependents; - } - - /** - * Add a shutdown listener - * @param listener - * - * @since 1.0.0 - */ - public void addProxyShutdownListener(IProxyPluginShutdownListener listener) { - if (shutdownListeners == null) - shutdownListeners = new ListenerList(); - shutdownListeners.add(listener); - } - - /** - * Remove a shutdown listener - * @param listener - * - * @since 1.0.0 - */ - public void removeProxyShutdownListener(IProxyPluginShutdownListener listener) { - if (shutdownListeners != null) - shutdownListeners.remove(listener); - } - - private ILaunchConfigurationListener launchListener = new ILaunchConfigurationListener() { - public void launchConfigurationAdded(ILaunchConfiguration configuration) { - try { - if (!configuration.isWorkingCopy() && IProxyConstants.ID_PROXY_LAUNCH_GROUP.equals(configuration.getCategory())) - startCleanupJob(); - } catch (Exception e) { - } - } - - public void launchConfigurationChanged(ILaunchConfiguration configuration) { - try { - if (!configuration.isWorkingCopy() && IProxyConstants.ID_PROXY_LAUNCH_GROUP.equals(configuration.getCategory())) - startCleanupJob(); - } catch (Exception e) { - } - } - - public void launchConfigurationRemoved(ILaunchConfiguration configuration) { - try { - // On delete you can't tell the category or anything because all of that info has already removed. - if (!configuration.isWorkingCopy()) - startCleanupJob(); - } catch (Exception e) { - } - } - }; - - private Job cleanupJob = new Job(ProxyMessages.ProxyPlugin_CleanupDefaultProxyLaunchConfigurations) { - { - setSystem(true); // So it doesn't show up in progress monitor. No need to interrupt user. - setPriority(Job.SHORT); // A quick running job. - } - protected IStatus run(IProgressMonitor monitor) { - synchronized (this) { - if (monitor.isCanceled()) - return Status.CANCEL_STATUS; - } - // all we want to do is find out if any launch configurations (from proxy launch group) exist for - // a project. If they don't, then unset the project's property. If they do, and the property is not - // set, then set it to NOT_SET to indicate not set, but there are some configs for it. - // We just gather the project names that have launch configurations. - try { - Set projectNames = new HashSet(); - ILaunchConfiguration[] configs = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurations(); - for (int i = 0; i < configs.length; i++) { - if (IProxyConstants.ID_PROXY_LAUNCH_GROUP.equals(configs[i].getCategory()) - && (ProxyLaunchSupport.ATTR_PRIVATE == null || !configs[i].getAttribute(ProxyLaunchSupport.ATTR_PRIVATE, false))) - projectNames.add(configs[i].getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, "")); //$NON-NLS-1$ - } - - IJavaModel model = JavaCore.create(ResourcesPlugin.getWorkspace().getRoot()); - IJavaElement[] children = model.getChildren(); - int cancelCount = 10; - for (int j = 0; j < children.length; j++) { - if (children[j].getElementType() == IJavaElement.JAVA_PROJECT) { - if (--cancelCount <= 0) - synchronized (this) { - cancelCount = 10; // Rest for next set of ten. - // Checking on every 10 projects because they may be many projects, while only few configs. - // This way it will stop sooner. - if (monitor.isCanceled()) - return Status.CANCEL_STATUS; - } - IProject p = ((IJavaProject) children[j]).getProject(); - if (projectNames.contains(p.getName())) { - // This project has a launch config. If it has a setting, then do nothing, else need to put on not set. - if (p.getPersistentProperty(ProxyPlugin.PROPERTY_LAUNCH_CONFIGURATION) == null) - p.getProject().setPersistentProperty( - ProxyPlugin.PROPERTY_LAUNCH_CONFIGURATION, - ProxyLaunchSupport.NOT_SET); - } else { - // This project has no launch configs. Remove any setting if it exists. - p.setPersistentProperty(ProxyPlugin.PROPERTY_LAUNCH_CONFIGURATION, (String) null); - } - } - } - return Status.OK_STATUS; - } catch (CoreException e) { - return e.getStatus(); - } - } - }; - - private void startCleanupJob() { - cleanupJob.cancel(); // Stop what we are doing. - cleanupJob.schedule(1000l); // Schedule to start in one second. - } - - - /* (non-Javadoc) - * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext) - */ - public void start(final BundleContext context) throws Exception { - super.start(context); - DebugPlugin.getDefault().getLaunchManager().addLaunchConfigurationListener(launchListener); - context.addBundleListener(new BundleListener() { - public void bundleChanged(BundleEvent event) { - if (event.getBundle() != ProxyPlugin.this.getBundle()) - return; // Not of interest to us. - switch (event.getType()) { - case BundleEvent.STARTED: - context.removeBundleListener(this); // Since we don't care anymore - startCleanupJob(); - break; - case BundleEvent.STOPPED: - case BundleEvent.UNINSTALLED: - case BundleEvent.UNRESOLVED: - context.removeBundleListener(this); // We stopped before we started, so remove ourselves. - break; - } - } - }); - getPluginPreferences().setDefault(PREFERENCES_VM_NOVERIFY_KEY, true); - } - - - /* (non-Javadoc) - * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext) - */ - public void stop(BundleContext context) throws Exception { - // Handle case where debug plugin shuts down before we do since order not guarenteed. - if (DebugPlugin.getDefault() != null) - DebugPlugin.getDefault().getLaunchManager().removeLaunchConfigurationListener(launchListener); - cleanupJob.cancel(); // Stop what we are doing. - if (shutdownListeners != null) { - Object[] listeners = shutdownListeners.getListeners(); - for (int i = 0; i < listeners.length; i++) { - ((IProxyPluginShutdownListener) listeners[i]).shutdown(); - } - } - super.stop(context); - } - - public static final String PI_CONFIGURATION_CONTRIBUTION_EXTENSION_POINT = "org.eclipse.jem.proxy.contributors"; //$NON-NLS-1$ - public static final String PI_EXTENSION_REGISTRATION_EXTENSION_POINT = "org.eclipse.jem.proxy.extensions"; //$NON-NLS-1$ - public static final String PI_CONTAINER = "container"; //$NON-NLS-1$ - public static final String PI_PLUGIN = "plugin"; //$NON-NLS-1$ - public static final String PI_CLASS = "class"; //$NON-NLS-1$ - public static final String PI_REGISTRY_TYPE = "registryType"; //$NON-NLS-1$ - public static final Map pluginRequiredMap = new HashMap(50); - - /* - * Processed extension point info for contributors. - */ - protected ContributorExtensionPointInfo contributions; - - /* - * Processed extension point info for registry extensions. - */ - protected ContributorExtensionPointInfo extensions; - - - /** - * These are public only so that jem.ui can access this constant. Not meant to be accessed by others. - */ - public static final QualifiedName PROPERTY_LAUNCH_CONFIGURATION = new QualifiedName("org.eclipse.jem.proxy", "proxyLaunchConfiguration"); //$NON-NLS-1$ //$NON-NLS-2$ - - /** - * Return the plugin ordered array of configuration elements for the given container, or <code>null</code> if not contributed. - * - * @param containerid the first segment of all of the container paths is the container id. - * @param containerPaths array of container paths to match against for contributions. The paths must all be of the same container id. - * @return Array of configuration elements. - * - * @since 1.0.0 - */ - public synchronized IConfigurationElement[] getContainerConfigurations(String containerid, String[] containerPaths) { - if (contributions == null) - processProxyContributionExtensionPoint(); - return (IConfigurationElement[]) contributions.containerPathContributions.getContributors(containerid, containerPaths); - } - - /** - * Return the plugin ordered array of configuration elements for the given plugin, or <code>null</code> if not contributed. - * - * @param pluginid - * @return Array of configuration elements or <code>null</code> if this plugin has no contributions. - * - * @since 1.0.0 - */ - public synchronized IConfigurationElement[] getPluginConfigurations(String pluginid) { - if (contributions == null) - processProxyContributionExtensionPoint(); - return (IConfigurationElement[]) contributions.pluginToContributions.get(pluginid); - } - - /** - * Return the plugin ordered array of configuration elements for the given container, or <code>null</code> if not contributed. - * - * @param containerid the first segment of all of the container paths is the container id. - * @param containerPaths array of container paths to match against for contributions. The paths must all be of the same container id. - * @return Array of configuration elements. - * - * @since 1.0.0 - */ - public synchronized IConfigurationElement[] getContainerExtensions(String containerid, String[] containerPaths) { - if (extensions == null) - processProxyExtensionExtensionPoint(); - return (IConfigurationElement[]) extensions.containerPathContributions.getContributors(containerid, containerPaths); - } - - /** - * Return the plugin ordered array of configuration elements for the given plugin, or <code>null</code> if not contributed. - * - * @param pluginid - * @return Array of configuration elements or <code>null</code> if this plugin has no contributions. - * - * @since 1.0.0 - */ - public synchronized IConfigurationElement[] getPluginExtensions(String pluginid) { - if (extensions == null) - processProxyExtensionExtensionPoint(); - return (IConfigurationElement[]) extensions.pluginToContributions.get(pluginid); - } - - protected synchronized void processProxyContributionExtensionPoint() { - contributions = processContributionExtensionPoint(PI_CONFIGURATION_CONTRIBUTION_EXTENSION_POINT); - } - - protected synchronized void processProxyExtensionExtensionPoint() { - extensions = processContributionExtensionPoint(PI_EXTENSION_REGISTRATION_EXTENSION_POINT); - } - - /** - * Process the extension point looking contributors. It will find entries that have the "container" or "plugin" attributes - * set on them. - * - * @param extensionPoint fully-qualified extension point id, including plugin id of the extension point. - * @return the contributor info record. - * - * @since 1.0.0 - */ - public static ContributorExtensionPointInfo processContributionExtensionPoint(String extensionPoint) { - // We are processing this once because it is accessed often (once per vm per project). - // This can add up so we get it together once here. - IExtensionPoint extp = Platform.getExtensionRegistry().getExtensionPoint(extensionPoint); - ContributorExtensionPointInfo result = new ContributorExtensionPointInfo(); - result.containerPathContributions = new ContainerPathContributionMapping(IConfigurationElement.class); - if (extp == null) { - result.pluginToContributions = Collections.EMPTY_MAP; - return result; - } - - IExtension[] extensions = extp.getExtensions(); - if (extensions.length > 0) { - // Need to be in plugin order so that first ones processed have no dependencies on others. - // Gather in extension order. - // We want the list in reverse order of found extensions for a bundle. This is a heuristic to try - // to get leaves ordered in the order found from the extension list. Since the orderPlugins actually - // reverses the leaf order, hopefully this will set it back to what we want at the end. - HashMap bundlesToExtensions = new LinkedHashMap(extensions.length); - for (int i = extensions.length-1; i >= 0; i--) { - Bundle bundle = Platform.getBundle(extensions[i].getContributor().getName()); - IExtension[] ext = (IExtension[]) bundlesToExtensions.get(bundle); - if (ext == null) - bundlesToExtensions.put(bundle, new IExtension[] { extensions[i]}); - else { - // More than one extension defined in this plugin. - IExtension[] newExt = new IExtension[ext.length + 1]; - System.arraycopy(ext, 0, newExt, 0, ext.length); - newExt[newExt.length - 1] = extensions[i]; - bundlesToExtensions.put(bundle, newExt); - } - } - - // Now order them so we process in required order. - Bundle[] ordered = ProxyPlugin.orderPlugins(bundlesToExtensions.keySet()); - Map patternStringToID_Pattern = new HashMap(); // Map of string patterns to the {container id, compiled pattern}. This so that we use the same compiled pattern everywhere. - result.pluginToContributions = new HashMap(ordered.length); - for (int i = 0; i < ordered.length; i++) { - IExtension[] exts = (IExtension[]) bundlesToExtensions.get(ordered[i]); - for (int j = 0; j < exts.length; j++) { - IConfigurationElement[] configs = exts[j].getConfigurationElements(); - // Technically we expect the config elements to have a name of "contributor", but since that - // is all that can be there, we will ignore it. The content is what is important. - for (int k = 0; k < configs.length; k++) { - String containerPattern = configs[k].getAttributeAsIs(PI_CONTAINER); - if (containerPattern != null) { - Object[] id_Pattern = (Object[]) patternStringToID_Pattern.get(containerPattern); - if (id_Pattern == null) { - int slash = containerPattern.indexOf('/'); - String containerID = slash != -1 ? containerPattern.substring(0, slash) : containerPattern; - // The pattern becomes for the containerPattern "SWT_CONTAINER" becomes "SWT_CONTAINER(/.*)*". This - // means to match the string must start with "SWT_CONTAINER" and it must have either nothing after this - // or it must have a "/" and any characters after that. So this means it will not match "SWT_CONTAINERXZ" - // but it will match "SWT_CONTAINER/XYZ". - id_Pattern = new Object[] { containerID, Pattern.compile(containerPattern + "(/.*)*")}; //$NON-NLS-1$ - patternStringToID_Pattern.put(containerPattern, id_Pattern); - } - result.containerPathContributions.addContribution((String) id_Pattern[0], (Pattern) id_Pattern[1], configs[k]); - } - - String plugin = configs[k].getAttributeAsIs(PI_PLUGIN); - if (plugin != null) { - List contributions = (List) result.pluginToContributions.get(plugin); - if (contributions == null) { - contributions = new ArrayList(1); - result.pluginToContributions.put(plugin, contributions); - } - contributions.add(configs[k]); - } - } - } - } - - // Finalize the mappings for both container paths and plugins. - result.containerPathContributions.finalizeMapping(); - for (Iterator iter = result.pluginToContributions.entrySet().iterator(); iter.hasNext();) { - Map.Entry entry = (Map.Entry) iter.next(); - entry.setValue(((List) entry.getValue()).toArray(new IConfigurationElement[((List) entry.getValue()).size()])); - } - } else - result.pluginToContributions = Collections.EMPTY_MAP; - return result; - } - - /** - * The result of the {@link ProxyPlugin#getIDsFound(IJavaProject)}. - * - * @since 1.2.0 - */ - public static class FoundIDs { - - /** - * Map of (containerIds(String)->{@link ContainerPaths}) of containers classpaths found in the project's classpath. - * - */ - public Map containerIds = new HashMap(2); - - /** - * Map of (containers({@link IClasspathContainer})->Boolean) of containers found in the project's classpath. The value will be <code>true</code> if the container is visible to the top-level project. - */ - public Map containers = new HashMap(2); - - /** - * Map of (pluginIds(String)->Boolean) of plugin ids found in the project's classpath if the project is a plugin project. The value will be <code>true</code> if the plugin is visible to the top-level project. - */ - public Map pluginIds; - - /** - * Map of (projects({@link IPath}->Boolean) of project found in the project's classpath. The value will be <code>true</code> if the project is visible to the top-level project. - */ - public Map projects = new HashMap(2); - - FoundIDs() { - // not meant to be instantiated or subclassed by clients. - } - } - - /** - * For the given java project, return the maps of found ids. - * - * @param jproject - * @return the found ids. - * - * @since 1.0.0 - */ - public FoundIDs getIDsFound(IJavaProject jproject) throws JavaModelException { - IPath projectPath = jproject.getProject().getFullPath(); - FoundIDs foundIDs = new FoundIDs(); - foundIDs.projects.put(projectPath, Boolean.TRUE); - expandProject(projectPath, foundIDs, true, true); - - // The containerIds values will actually be an Map[] {Map(visibleIPath->pathString), Map(hiddenIPath->pathString)}. Needs to be converted to a ContainerPaths now - // that we are done. - for (Iterator itr = foundIDs.containerIds.entrySet().iterator(); itr.hasNext();) { - Map.Entry entry = (Entry) itr.next(); - Map[] value = (Map[]) entry.getValue(); - entry.setValue(new ContainerPaths((String) entry.getKey(), (String[]) value[0].values().toArray(new String[value[0].size()]), (String[]) value[1].values().toArray(new String[value[1].size()]))); - } - - if (foundIDs.pluginIds == null) - foundIDs.pluginIds = Collections.EMPTY_MAP; - - foundIDs.projects.remove(projectPath); // Don't need to include itself now, was needed for testing so if ciruclar we don't get into a loop. - if (foundIDs.projects.isEmpty()) - foundIDs.projects = Collections.EMPTY_MAP; - - return foundIDs; - - } - - private static final IPath JRE_CONTAINER_PATH = new Path(JavaRuntime.JRE_CONTAINER); - - /* - * The passed in visible flag tells if this project is visible and its contents are visible if they are exported. - * Only exception is if first is true, then all contents are visible to the top level project. - */ - private void expandProject(IPath projectPath, FoundIDs foundIds, boolean visible, boolean first) throws JavaModelException { - IResource res = ResourcesPlugin.getWorkspace().getRoot().findMember(projectPath.lastSegment()); - if (res == null) - return; // Not exist so don't delve into it. - IJavaProject project = (IJavaProject)JavaCore.create(res); - if (project == null || !project.exists() || !project.getProject().isOpen()) - return; // Not exist as a java project or not open, so don't delve into it. - - IClasspathEntry[] entries = project.getRawClasspath(); - for (int i = 0; i < entries.length; i++) { - IClasspathEntry entry = entries[i]; - Boolean currentFlag = null; // Current setting value. - boolean newFlag; // The new setting value. - switch (entry.getEntryKind()) { - case IClasspathEntry.CPE_PROJECT: - // Force true if already true, or this is the first project, or this project is visible and the entry is exported. These override a previous false. - currentFlag = (Boolean) foundIds.projects.get(entry.getPath()); - newFlag = (currentFlag != null && currentFlag.booleanValue()) || first || (visible && entry.isExported()); - if (currentFlag == null || currentFlag.booleanValue() != newFlag) - foundIds.projects.put(entry.getPath(), newFlag ? Boolean.TRUE : Boolean.FALSE ); - if (currentFlag == null) - expandProject(entry.getPath(), foundIds, visible && entry.isExported(), false); - break; - case IClasspathEntry.CPE_CONTAINER: - if (!first && JavaRuntime.JRE_CONTAINER.equals(entry.getPath().segment(0))) //$NON-NLS-1$ - break; // The first project determines the JRE, so any subsequent ones can be ignored. - Map[] paths = (Map[]) foundIds.containerIds.get(entry.getPath().segment(0)); - if (paths == null) { - paths = new Map[] {new HashMap(2), new HashMap(2)}; - foundIds.containerIds.put(entry.getPath().segment(0), paths); - } - currentFlag = null; - if (paths[0].containsKey(entry.getPath())) - currentFlag = Boolean.TRUE; - else if (paths[1].containsKey(entry.getPath())) - currentFlag = Boolean.FALSE; - newFlag = (currentFlag != null && currentFlag.booleanValue()) || first || (visible && entry.isExported()); - if (currentFlag == null || currentFlag.booleanValue() != newFlag) { - if (newFlag) { - // It is visible, remove from hidden, if there, and add to visible. - paths[1].remove(entry.getPath()); - paths[0].put(entry.getPath(), entry.getPath().toString()); - } else { - // It is hidden, remove from visible, if there, and add to hidden. - paths[0].remove(entry.getPath()); - paths[1].put(entry.getPath(), entry.getPath().toString()); - } - } - - IClasspathContainer container = JavaCore.getClasspathContainer(entry.getPath(), project); - // Force true if already true, or this is the first project, or this project is visible and the entry is exported. These override a previous false. - currentFlag = (Boolean) foundIds.containers.get(container); - newFlag = (currentFlag != null && currentFlag.booleanValue()) || first || (visible && entry.isExported()); - if (currentFlag == null || currentFlag.booleanValue() != newFlag) - foundIds.containers.put(container, newFlag ? Boolean.TRUE : Boolean.FALSE ); - break; - case IClasspathEntry.CPE_VARIABLE: - // We only care about JRE_LIB. If we have that, then we will treat it as JRE_CONTAINER. Only - // care about first project too, because the first project is the one that determines the JRE type. - if (first && JavaRuntime.JRELIB_VARIABLE.equals(entry.getPath().segment(0))) { //$NON-NLS-1$ - paths = (Map[]) foundIds.containerIds.get(JavaRuntime.JRE_CONTAINER); - if (paths == null) { - paths = new Map[] {new HashMap(2), new HashMap(2)}; - foundIds.containerIds.put(JavaRuntime.JRE_CONTAINER, paths); - } - currentFlag = null; - if (paths[0].containsKey(JRE_CONTAINER_PATH)) - currentFlag = Boolean.TRUE; - else if (paths[1].containsKey(JRE_CONTAINER_PATH)) - currentFlag = Boolean.FALSE; - newFlag = (currentFlag != null && currentFlag.booleanValue()) || first || (visible && entry.isExported()); - if (currentFlag == null || currentFlag.booleanValue() != newFlag) { - if (newFlag) { - // It is visible, remove from hidden, if there, and add to visible. - paths[1].remove(JRE_CONTAINER_PATH); - paths[0].put(JRE_CONTAINER_PATH, JavaRuntime.JRE_CONTAINER); - } else { - // It is hidden, remove from visible, if there, and add to hidden. - paths[0].remove(JRE_CONTAINER_PATH); - paths[1].put(JRE_CONTAINER_PATH, JavaRuntime.JRE_CONTAINER); - } - } - } - break; - default: - break; - } - } - - findPlugins(foundIds, visible, first, project); - } - - /** - * Find the plugins that the given project references, either directly or indirectly. - * <p> - * The map will be of plugin ids to a Boolean. If the boolean is <code>BooleanTRUE</code>, - * then the plugin is visible to the given project. the visible and first flags - * will modify this. If first is true, then all direct plugins will be visible, - * else only exported plugins will be visible. If visible is false and first is false, then it doesn't matter, all of the - * plugins will not be visible. - * <p> - * Visible means that classes in the plugin can be referenced directly from code. Not visible - * means that they can only be referenced from some other plugin in the list. In other words, - * visible ones can be directly referenced, but invisible ones can only be referenced from - * plugins that can see it. - * <p> - * For most uses, first and visible should be true. Then it will treat the project as the toplevel - * project and will return true for those that are visible to it, either directly or indirectly. - * These flags were added for more special cases where may be calling on a project that is deeper - * down in the classpath were visibilty has already been decided. - * <p> - * Note: PDE must be installed for this to return anything, otherwise it will leave - * the map alone. - * - * @param foundIds foundIds structure to get plugin info from. - * @param visible <code>true</code> means this project is visible, so any plugins visible to it will be visible, else none will be visible. - * @param first <code>true</code> if this is the top project of interest. This means that all plugins within the project are visible. Else only exported projects will be visible. - * @param project project to start looking from - * - * @since 1.0.2 - */ - public void findPlugins(FoundIDs foundIds, boolean visible, boolean first, IJavaProject project) { - try { - // To prevent unnecessary loading of the PDE plugin, find the plugins only if this project is a PDE plugin project. - if (isPDEProject(project)) { - IPDEProcessForPlugin pdeprocess = getPDEProcessForPlugin(); - if (pdeprocess != null) { - if (foundIds.pluginIds == null) - foundIds.pluginIds = new HashMap(); - pdeprocess.findPlugins(project, foundIds, visible, first); // expand the plugins for this project, if any. - } - } - } catch (CoreException e) { - } - } - - /** - * - * @param project - * - * @return true if this is a Plugin project or false if not - * @throws CoreException - * - * @since 1.1.0 - */ - public static boolean isPDEProject(IJavaProject project) throws CoreException { - return project.getProject().hasNature(PDE_NATURE_ID); - } - - - /* - * Interface for processing Plugins. Used when PDE plugin is present in the installation. - * - * @since 1.0.2 - */ - interface IPDEProcessForPlugin { - - /* - * Go through the project and find all of the plugins it references, either directly or through - * the referenced plugins, and mark them as visible or not. - */ - public abstract void findPlugins(IJavaProject project, FoundIDs foundIds, boolean visible, boolean first); - } - - /* - * Try to get the pde process for plugin. If already tried once and not found, then forget it. - * <package-protected> because PDEContributeClasspath needs it too. - */ - private IPDEProcessForPlugin pdeProcessForPlugin; - private boolean triedPDEProcess; - IPDEProcessForPlugin getPDEProcessForPlugin() { - if (!triedPDEProcess) { - triedPDEProcess = true; - if (Platform.getBundle("org.eclipse.pde.core") != null) { //$NON-NLS-1$ - try { - Class classPDEProcess = Class.forName("org.eclipse.jem.internal.proxy.core.PDEProcessForPlugin"); //$NON-NLS-1$ - pdeProcessForPlugin = (IPDEProcessForPlugin) classPDEProcess.newInstance(); - } catch (ClassNotFoundException e) { - // Not found, do nothing. - } catch (InstantiationException e) { - getLogger().log(e, Level.WARNING); - } catch (IllegalAccessException e) { - getLogger().log(e, Level.WARNING); - } - } - } - return pdeProcessForPlugin; - } - - /** - * This tries to find a jar in the bundle specified, and the attached source using the - * PDE source location extension point. The jar must exist for source to be attachable. - * The source must be in the standard PDE source plugin. I.e. it must be in a directory - * of the name "bundlename_bundleversion", and in the same path from there as in the - * jar, plus the name must be "jarnamesrc.zip". - * <p> - * The returned URL's will not be Platform.resolve(). They will be in form returned from - * Platform.find(). - * - * @param bundle bundle to search, will search fragments too. - * @param filepath filepath from the root of the bundle/fragment where the jar will be found. - * @return two URL's. [0] is the URL to the jar, <code>null</code> if not found, [2] is the URL to the source zip, <code>null</code> if not found. - * - * @since 1.0.0 - */ - public URL[] findPluginJarAndAttachedSource(Bundle bundle, IPath filepath) { - // This is a bit kludgy, but the algorithm is to find the file first, and then get the root url of the bundle/fragment - // that matches the found file. This will be used to calculate the name of the directory under the source. From there - // all of the source extensions will be searched for the source zip file. - // This is assuming that find returns a url where the file part of the url is a standard path and doesn't have - // things like special chars to indicate within a jar. That would appear when it is resolved, but I think that the - // unresolved ones from find are typically "jarbundle://nnn/path" or something like that. This is a gray area. - URL jarURL = FileLocator.find(bundle, filepath, null); - if (jarURL == null) - return new URL[2]; - - // Found it, so let's try to find which bundle/fragment it was found in. - String jarString = jarURL.toExternalForm(); - // First the bundle itself. - String installLoc = bundle.getEntry("/").toExternalForm(); //$NON-NLS-1$ - URL sourceURL = null; - if (jarString.startsWith(installLoc)) - sourceURL = getSrcFrom(bundle, installLoc, jarString); - else { - // Now look in the fragments. - Bundle[] frags = Platform.getFragments(bundle); - for (int i = 0; i < frags.length; i++) { - installLoc = frags[i].getEntry("/").toExternalForm(); //$NON-NLS-1$ - if (jarString.startsWith(installLoc)) { - sourceURL = getSrcFrom(frags[i], installLoc, jarString); - break; - } - } - } - return new URL[] {jarURL, sourceURL}; - } - - private URL getSrcFrom(Bundle bundle, String installLoc, String jarString) { - // format of path in a PDE source plugin is (under the "src" directory from the extension point), - // "bundlename_bundleversion/pathOfJar/jarnamesrc.zip". However there is no way to know - // which extension has the source in it, so we need to search them all. - - IPath srcPath = new Path(bundle.getSymbolicName()+"_"+ (String) bundle.getHeaders("").get(Constants.BUNDLE_VERSION)); //$NON-NLS-1$ //$NON-NLS-2$ $NON-NLS-2$ - srcPath = srcPath.append(new Path(jarString.substring(installLoc.length()))); - if (srcPath.segmentCount() < 2) - return null; // Something is not right. No jar name. - srcPath = srcPath.removeFileExtension(); // Remove the .jar. - String jarName = srcPath.lastSegment(); // This should be the jar name. - srcPath = srcPath.removeLastSegments(1).append(jarName+"src.zip"); //$NON-NLS-1$ - - // Now look through all of the src extensions. Can't tell if the extension is from a fragment or a bundle, so we need to - // use Platform.find() to look in the bundle and fragment. So we may get a dup search if there is a fragment source - // (for example platform source and win32 platform source (which is a fragment of platform source). - IConfigurationElement[] ces = Platform.getExtensionRegistry().getConfigurationElementsFor("org.eclipse.pde.core.source"); //$NON-NLS-1$ - for (int i = 0; i < ces.length; i++) { - IPath srcsrch = new Path(ces[i].getAttributeAsIs("path")).append(srcPath); //$NON-NLS-1$ - Bundle srcBundle = Platform.getBundle(ces[i].getDeclaringExtension().getContributor().getName()); - URL srcUrl = FileLocator.find(srcBundle, srcsrch, null); - if (srcUrl != null) { - return srcUrl; - } - } - return null; - } -} |