| /******************************************************************************* |
| * Copyright (c) 2005, 2013 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.pde.internal.core; |
| |
| import java.net.*; |
| import java.util.ArrayList; |
| import org.eclipse.core.filesystem.URIUtil; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.osgi.service.resolver.BundleDescription; |
| import org.eclipse.osgi.service.resolver.HostSpecification; |
| import org.eclipse.pde.core.plugin.*; |
| import org.eclipse.pde.internal.core.ibundle.IBundlePluginModelBase; |
| import org.eclipse.pde.internal.core.plugin.ExternalPluginModelBase; |
| import org.osgi.framework.Constants; |
| |
| public class PDEManager { |
| |
| public static IFragmentModel[] findFragmentsFor(IPluginModelBase model) { |
| ArrayList<IPluginModelBase> result = new ArrayList<>(); |
| BundleDescription desc = getBundleDescription(model); |
| if (desc != null) { |
| BundleDescription[] fragments = desc.getFragments(); |
| for (BundleDescription fragment : fragments) { |
| IPluginModelBase candidate = PluginRegistry.findModel(fragment); |
| if (candidate instanceof IFragmentModel) { |
| result.add(candidate); |
| } |
| } |
| } |
| return result.toArray(new IFragmentModel[result.size()]); |
| } |
| |
| public static IPluginModel findHostFor(IFragmentModel fragment) { |
| BundleDescription desc = getBundleDescription(fragment); |
| if (desc != null) { |
| HostSpecification spec = desc.getHost(); |
| if (spec != null) { |
| IPluginModelBase host = PluginRegistry.findModel(spec.getName()); |
| if (host instanceof IPluginModel) |
| return (IPluginModel) host; |
| } |
| } |
| return null; |
| } |
| |
| private static BundleDescription getBundleDescription(IPluginModelBase model) { |
| BundleDescription desc = model.getBundleDescription(); |
| |
| if (desc == null && model.getUnderlyingResource() != null) { |
| // the model may be an editor model. |
| // editor models don't carry a bundle description |
| // get the core model counterpart. |
| IProject project = model.getUnderlyingResource().getProject(); |
| IPluginModelBase coreModel = PluginRegistry.findModel(project); |
| if (coreModel != null) |
| desc = coreModel.getBundleDescription(); |
| } |
| return desc; |
| } |
| |
| public static URL[] getNLLookupLocations(IPluginModelBase model) { |
| ArrayList<URL> urls = new ArrayList<>(); |
| addNLLocation(model, urls); |
| if (model instanceof IPluginModel) { |
| IFragmentModel[] fragments = findFragmentsFor(model); |
| for (IFragmentModel fragment : fragments) { |
| addNLLocation(fragment, urls); |
| } |
| } else if (model instanceof IFragmentModel) { |
| IPluginModel host = findHostFor((IFragmentModel) model); |
| if (host != null) |
| addNLLocation(host, urls); |
| } |
| return urls.toArray(new URL[urls.size()]); |
| } |
| |
| private static void addNLLocation(IPluginModelBase model, ArrayList<URL> urls) { |
| // We should use model.getNLLookupLocation(), but it doesn't return an encoded url (Bug 403512) |
| if (model.getInstallLocation() != null) { |
| try { |
| URI encodedURI = URIUtil.toURI(model.getInstallLocation(), true); |
| urls.add(encodedURI.toURL()); |
| } catch (MalformedURLException e) { |
| } |
| } |
| } |
| |
| /** |
| * Returns the bundle localization file specified by the manifest header or the default location. The |
| * file may not exist. |
| * |
| * @param model the plug-in to lookup the localization for |
| * @return the bundle localization file location or the default location |
| */ |
| public static String getBundleLocalization(IPluginModelBase model) { |
| if (model instanceof IBundlePluginModelBase && model.getUnderlyingResource() != null) |
| return ((IBundlePluginModelBase) model).getBundleLocalization(); |
| |
| if (model instanceof ExternalPluginModelBase) |
| return ((ExternalPluginModelBase) model).getLocalization(); |
| |
| return Constants.BUNDLE_LOCALIZATION_DEFAULT_BASENAME; |
| } |
| |
| } |