| /******************************************************************************* |
| * Copyright (c) 2008 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.equinox.internal.provisional.p2.ui.query; |
| |
| import java.util.ArrayList; |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper; |
| import org.eclipse.equinox.internal.p2.ui.ProvUIActivator; |
| import org.eclipse.equinox.internal.p2.ui.ProvUIMessages; |
| import org.eclipse.equinox.internal.provisional.p2.director.IPlanner; |
| import org.eclipse.equinox.internal.provisional.p2.engine.ProvisioningContext; |
| import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit; |
| import org.eclipse.equinox.internal.provisional.p2.query.*; |
| import org.eclipse.equinox.internal.provisional.p2.ui.ProvUI; |
| import org.eclipse.ui.statushandlers.StatusManager; |
| |
| /** |
| * An object that adds queryable support to the profile registry. |
| */ |
| public class QueryableUpdates implements IQueryable { |
| |
| private IInstallableUnit[] iusToUpdate; |
| |
| public QueryableUpdates(IInstallableUnit[] iusToUpdate) { |
| this.iusToUpdate = iusToUpdate; |
| } |
| |
| public Collector query(Query query, Collector result, IProgressMonitor monitor) { |
| if (monitor == null) |
| monitor = new NullProgressMonitor(); |
| int totalWork = 2000; |
| monitor.beginTask(ProvUIMessages.QueryableUpdates_UpdateListProgress, totalWork); |
| IPlanner planner = (IPlanner) ServiceHelper.getService(ProvUIActivator.getContext(), IPlanner.class.getName()); |
| if (planner == null) { |
| ProvUI.reportStatus(new Status(IStatus.ERROR, ProvUIActivator.PLUGIN_ID, ProvUIMessages.ProvisioningUtil_NoPlannerFound), StatusManager.SHOW | StatusManager.LOG); |
| return result; |
| } |
| ArrayList allUpdates = new ArrayList(); |
| for (int i = 0; i < iusToUpdate.length; i++) { |
| IInstallableUnit[] updates = planner.updatesFor(iusToUpdate[i], new ProvisioningContext(), new SubProgressMonitor(monitor, totalWork / 2 / iusToUpdate.length)); |
| for (int j = 0; j < updates.length; j++) |
| allUpdates.add(updates[j]); |
| } |
| for (int i = 0; i < allUpdates.size(); i++) { |
| if (query.isMatch(allUpdates.get(i))) |
| result.accept(allUpdates.get(i)); |
| monitor.worked(totalWork / 2 / allUpdates.size()); |
| } |
| monitor.done(); |
| return result; |
| } |
| } |