| /******************************************************************************* |
| * Copyright (c) 2007, 2011 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.p2.ui.model; |
| |
| import java.util.*; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.jobs.ISchedulingRule; |
| import org.eclipse.equinox.internal.p2.ui.ProvUI; |
| import org.eclipse.equinox.internal.p2.ui.ProvUIMessages; |
| import org.eclipse.equinox.p2.engine.IProfile; |
| import org.eclipse.equinox.p2.engine.IProfileRegistry; |
| import org.eclipse.equinox.p2.operations.ProvisioningSession; |
| import org.eclipse.ui.progress.IDeferredWorkbenchAdapter; |
| import org.eclipse.ui.progress.IElementCollector; |
| |
| /** |
| * Element class for profile snapshots |
| * |
| * @since 3.5 |
| */ |
| public class ProfileSnapshots extends ProvElement implements IDeferredWorkbenchAdapter { |
| |
| String profileId; |
| ProvisioningSession session; |
| |
| public ProfileSnapshots(String profileId, ProvisioningSession session) { |
| super(null); |
| this.profileId = profileId; |
| this.session = session; |
| } |
| |
| public String getProfileId() { |
| return profileId; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getChildren(java.lang.Object) |
| */ |
| @Override |
| public Object[] getChildren(Object o) { |
| IProfileRegistry registry = ProvUI.getProfileRegistry(session); |
| long[] timestamps = registry.listProfileTimestamps(profileId); |
| |
| // find out which profile states we should hide |
| Map<String, String> hidden = registry.getProfileStateProperties(profileId, IProfile.STATE_PROP_HIDDEN); |
| Map<String, String> tag = registry.getProfileStateProperties(profileId, IProfile.STATE_PROP_TAG); |
| List<RollbackProfileElement> elements = new ArrayList<RollbackProfileElement>(); |
| |
| for (int i = 0; i < timestamps.length; i++) { |
| if (hidden.containsKey(String.valueOf(timestamps[i]))) |
| continue; |
| RollbackProfileElement element = null; |
| String timestamp = String.valueOf(timestamps[i]); |
| if (!tag.containsKey(timestamp)) { |
| element = new RollbackProfileElement(this, profileId, timestamps[i]); |
| } else { |
| element = new RollbackProfileElement(this, profileId, timestamps[i], tag.get(timestamp)); |
| } |
| elements.add(element); |
| |
| // Eliminate the first in the list (earliest) if there was no content at all. |
| // This doesn't always happen, but can, and we don't want to offer the user an empty profile to |
| // revert to. Just reset the list since it only has one element. |
| if (i == 0 && element.getChildren(element).length == 0) |
| elements.clear(); |
| } |
| // current profile is the last one in the list |
| if (elements.size() > 0) |
| elements.get(elements.size() - 1).setIsCurrentProfile(true); |
| return elements.toArray(new RollbackProfileElement[elements.size()]); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.model.IWorkbenchAdapter#getLabel(java.lang.Object) |
| */ |
| @Override |
| public String getLabel(Object o) { |
| return ProvUIMessages.ProfileSnapshots_Label; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.progress.IDeferredWorkbenchAdapter#fetchDeferredChildren(java.lang.Object, org.eclipse.ui.progress.IElementCollector, org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| @Override |
| public void fetchDeferredChildren(Object object, IElementCollector collector, IProgressMonitor monitor) { |
| Object[] children = getChildren(object); |
| collector.add(children, monitor); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.progress.IDeferredWorkbenchAdapter#getRule(java.lang.Object) |
| */ |
| @Override |
| public ISchedulingRule getRule(Object object) { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.progress.IDeferredWorkbenchAdapter#isContainer() |
| */ |
| @Override |
| public boolean isContainer() { |
| return false; |
| } |
| } |