| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.ui.model; |
| |
| import java.net.*; |
| |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.update.configuration.*; |
| import org.eclipse.update.core.*; |
| import org.eclipse.update.internal.operations.*; |
| import org.eclipse.update.internal.search.*; |
| import org.eclipse.update.internal.ui.UpdateUI; |
| import org.eclipse.update.internal.ui.UpdateUIMessages; |
| import org.eclipse.update.search.*; |
| |
| public class DiscoveryFolder extends BookmarkFolder { |
| |
| private static final long serialVersionUID = 1L; |
| UpdatePolicy updatePolicy = new UpdatePolicy(); |
| |
| public DiscoveryFolder() { |
| super(UpdateUIMessages.DiscoveryFolder_name); |
| setModel(UpdateUI.getDefault().getUpdateModel()); |
| } |
| public void initialize() { |
| children.clear(); |
| // check if discovery sites defined by features should be exposed to the user |
| if (!UpdateUI.getDefault().getPluginPreferences().getBoolean(UpdateUI.P_DISCOVERY_SITES_ENABLED)) |
| return; |
| |
| try { |
| URL updateMapURL = UpdateUtils.getUpdateMapURL(); |
| if (updateMapURL!=null) { |
| updatePolicy = new UpdatePolicy(); |
| // TODO may need to use a proper monitor to be able to cancel connections |
| IStatus status = UpdateUtils.loadUpdatePolicy(updatePolicy, updateMapURL, new NullProgressMonitor()); |
| if (status != null) { |
| // log and continue |
| UpdateUtils.log(status); |
| } |
| } |
| } catch (CoreException e) { |
| // log and continue |
| UpdateUtils.log(e.getStatus()); |
| } |
| |
| try { |
| ILocalSite site = SiteManager.getLocalSite(); |
| IInstallConfiguration config = site.getCurrentConfiguration(); |
| IConfiguredSite[] csites = config.getConfiguredSites(); |
| for (int i = 0; i < csites.length; i++) { |
| IConfiguredSite csite = csites[i]; |
| IFeatureReference[] refs = csite.getConfiguredFeatures(); |
| for (int j = 0; j < refs.length; j++) { |
| IFeatureReference ref = refs[j]; |
| IFeature feature = ref.getFeature(null); |
| IURLEntry[] entries = feature.getDiscoverySiteEntries(); |
| if (entries.length > 0) { |
| // Only add discovery sites of root features |
| if (isIncluded(ref, refs)) |
| continue; |
| addBookmarks(feature); |
| } |
| } |
| } |
| } catch (CoreException e) { |
| UpdateUI.logException(e); |
| } |
| } |
| private boolean isIncluded( |
| IFeatureReference ref, |
| IFeatureReference[] refs) { |
| try { |
| VersionedIdentifier vid = ref.getVersionedIdentifier(); |
| for (int i = 0; i < refs.length; i++) { |
| IFeatureReference candidate = refs[i]; |
| // Ignore self |
| if (candidate.equals(ref)) |
| continue; |
| IFeature cfeature = candidate.getFeature(null); |
| IFeatureReference[] irefs = |
| cfeature.getIncludedFeatureReferences(); |
| for (int j = 0; j < irefs.length; j++) { |
| IFeatureReference iref = irefs[j]; |
| VersionedIdentifier ivid = iref.getVersionedIdentifier(); |
| if (ivid.equals(vid)) { |
| // bingo - included in at least one feature |
| return true; |
| } |
| } |
| } |
| } catch (CoreException e) { |
| } |
| return false; |
| } |
| private void addBookmarks(IFeature feature) { |
| // See if this query site adapter is mapped in the map file |
| // to a different URL. |
| if (updatePolicy != null && updatePolicy.isLoaded()) { |
| IUpdateSiteAdapter mappedSite = updatePolicy.getMappedDiscoverySite(feature.getVersionedIdentifier().getIdentifier()); |
| if (mappedSite != null) { |
| SiteBookmark bookmark = |
| new SiteBookmark(mappedSite.getLabel(), mappedSite.getURL(), false); |
| bookmark.setReadOnly(true); |
| if (!contains(bookmark)) |
| internalAdd(bookmark); |
| return; |
| } else if (!updatePolicy.isFallbackAllowed()) { |
| // no match - use original sites if fallback allowed, or nothing. |
| return; |
| } |
| } |
| IURLEntry[] entries = feature.getDiscoverySiteEntries(); |
| for (int i = 0; i < entries.length; i++) { |
| IURLEntry entry = entries[i]; |
| SiteBookmark bookmark = |
| new SiteBookmark( |
| entry.getAnnotation(), |
| entry.getURL(), |
| entry.getType() == IURLEntry.WEB_SITE); |
| bookmark.setReadOnly(entry.getType() != IURLEntry.WEB_SITE); |
| if (!contains(bookmark)) |
| internalAdd(bookmark); |
| } |
| } |
| private boolean contains(SiteBookmark bookmark) { |
| for (int i = 0; i < children.size(); i++) { |
| Object o = children.get(i); |
| if (o instanceof SiteBookmark) { |
| // note: match on URL, not the label |
| if (bookmark.getURL().equals(((SiteBookmark) o).getURL())) |
| return true; |
| } |
| } |
| return false; |
| } |
| public Object[] getChildren(Object parent) { |
| if (hasChildren() == false) |
| initialize(); |
| return super.getChildren(parent); |
| } |
| } |