| /******************************************************************************* |
| * Copyright (c) 2000, 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.update.internal.core; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.update.core.BaseFeatureFactory; |
| import org.eclipse.update.core.Feature; |
| import org.eclipse.update.core.IFeature; |
| import org.eclipse.update.core.IFeatureContentConsumer; |
| import org.eclipse.update.core.IFeatureContentProvider; |
| import org.eclipse.update.core.ISite; |
| import org.eclipse.update.core.Utilities; |
| import org.eclipse.update.core.model.FeatureModel; |
| import org.eclipse.update.internal.core.connection.ConnectionFactory; |
| |
| /** |
| * FeatureFactory for Executable Features |
| */ |
| public class FeatureExecutableFactory extends BaseFeatureFactory { |
| |
| /* |
| * @see IFeatureFactory#createFeature(URL,ISite,IProgressMonitor) |
| */ |
| public IFeature createFeature(URL url, ISite site, IProgressMonitor monitor) throws CoreException { |
| |
| TargetFeature feature = null; |
| InputStream featureStream = null; |
| if (monitor == null) |
| monitor = new NullProgressMonitor(); |
| |
| if (url == null) |
| return createFeature(site); |
| |
| // the URL should point to a directory |
| url = validate(url); |
| |
| try { |
| IFeatureContentProvider contentProvider = new FeatureExecutableContentProvider(url); |
| // // PERF: Do not create FeatureContentConsumer |
| // bug 79893 |
| IFeatureContentConsumer contentConsumer =new FeatureExecutableContentConsumer(); |
| |
| URL nonResolvedURL = contentProvider.getFeatureManifestReference(null).asURL(); |
| URL resolvedURL = URLEncoder.encode(nonResolvedURL); |
| featureStream = ConnectionFactory.get(resolvedURL).getInputStream(); |
| |
| feature = (TargetFeature) this.parseFeature(featureStream, resolvedURL.toExternalForm()); |
| monitor.worked(1); |
| feature.setSite(site); |
| |
| feature.setFeatureContentProvider(contentProvider); |
| // // PERF: FeatureContentConsumer |
| // bug 79893 |
| feature.setContentConsumer(contentConsumer); |
| |
| feature.resolve(url, url); |
| feature.markReadOnly(); |
| } catch (CoreException e) { |
| throw e; |
| } catch (Exception e) { |
| throw Utilities.newCoreException(NLS.bind(Messages.FeatureFactory_CreatingError, (new String[] { url.toExternalForm() })), e); |
| } finally { |
| try { |
| if (featureStream != null) |
| featureStream.close(); |
| } catch (IOException e) { |
| } |
| } |
| return feature; |
| } |
| |
| /* |
| * @see FeatureModelFactory#createFeatureModel() |
| */ |
| public FeatureModel createFeatureModel() { |
| return new TargetFeature(); |
| } |
| |
| /* |
| * Creates an empty feature on the site |
| */ |
| private IFeature createFeature(ISite site) throws CoreException { |
| TargetFeature feature = null; |
| |
| IFeatureContentProvider contentProvider = new FeatureExecutableContentProvider(null); |
| IFeatureContentConsumer contentConsumer = new FeatureExecutableContentConsumer(); |
| feature = (TargetFeature) createFeatureModel(); |
| feature.setSite(site); |
| feature.setFeatureContentProvider(contentProvider); |
| feature.setContentConsumer(contentConsumer); |
| |
| // do not mark read only yet... |
| return feature; |
| } |
| |
| /* |
| * validates a URL as a directory URL |
| */ |
| private URL validate(URL url) throws CoreException { |
| |
| if (url == null) |
| throw Utilities.newCoreException(Messages.FeatureExecutableFactory_NullURL, null); |
| |
| if (!(url.getFile().endsWith("/") || url.getFile().endsWith(File.separator) || url.getFile().endsWith(Feature.FEATURE_XML))) { //$NON-NLS-1$ |
| try { |
| String path = url.getFile() + "/"; //$NON-NLS-1$ |
| url = new URL(url.getProtocol(), url.getHost(), url.getPort(), path); |
| } catch (MalformedURLException e) { |
| throw Utilities.newCoreException(NLS.bind(Messages.FeatureExecutableFactory_CannotCreateURL, (new String[] { url.toExternalForm() })), e); |
| } |
| } |
| return url; |
| } |
| |
| } |