| /******************************************************************************* |
| * Copyright (c) 2000, 2017 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.team.ui.synchronize; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.compare.structuremergeviewer.IDiffElement; |
| import org.eclipse.core.runtime.jobs.IJobChangeEvent; |
| import org.eclipse.jface.operation.IRunnableContext; |
| import org.eclipse.team.core.synchronize.SyncInfo; |
| import org.eclipse.team.core.synchronize.SyncInfoSet; |
| import org.eclipse.team.internal.ui.synchronize.SyncInfoModelElement; |
| import org.eclipse.team.ui.TeamOperation; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| /** |
| * A specialized team operation that operates on |
| * {@link org.eclipse.team.ui.synchronize.ISynchronizeModelElement}elements. If |
| * the operation is run in the background the elements the operation is created |
| * with will be updated to show that they are busy while the operation is |
| * running and will be marked un-busy after the operation completes. |
| * |
| * @see SyncInfoSet |
| * @see SynchronizeModelAction |
| * @since 3.0 |
| */ |
| public abstract class SynchronizeModelOperation extends TeamOperation { |
| |
| private IDiffElement[] elements; |
| |
| /* |
| * Helper method for extracting the part safely from a configuration |
| */ |
| private static IWorkbenchPart getPart(ISynchronizePageConfiguration configuration) { |
| if (configuration != null) { |
| ISynchronizePageSite site = configuration.getSite(); |
| if (site != null) { |
| return site.getPart(); |
| } |
| } |
| return null; |
| } |
| |
| /* |
| * Helper method for extracting the runnable context safely from a configuration |
| */ |
| private static IRunnableContext getRunnableContext(ISynchronizePageConfiguration configuration) { |
| if (configuration != null) { |
| return configuration.getRunnableContext(); |
| } |
| return null; |
| } |
| |
| /** |
| * Create an operation that will operate on the given diff elements. |
| * |
| * @param configuration the participant configuration in which this |
| * operation is run |
| * @param elements the model elements this operation will run with |
| */ |
| protected SynchronizeModelOperation(ISynchronizePageConfiguration configuration, IDiffElement[] elements) { |
| super(getPart(configuration), getRunnableContext(configuration)); |
| this.elements = elements; |
| } |
| |
| /** |
| * Returns a sync info set that contains the {@link SyncInfo}for the |
| * elements of this operations. |
| * |
| * @return the sync info set that contains the elements this operation is |
| * operating on. |
| */ |
| protected SyncInfoSet getSyncInfoSet() { |
| return makeSyncInfoSetFromSelection(getSyncInfos()); |
| } |
| |
| @Override |
| public void scheduled(IJobChangeEvent event) { |
| super.scheduled(event); |
| markBusy(elements, true); |
| } |
| |
| @Override |
| public void done(IJobChangeEvent event) { |
| markBusy(elements, false); |
| super.done(event); |
| } |
| |
| private void markBusy(IDiffElement[] elements, boolean isBusy) { |
| for (IDiffElement element : elements) { |
| if (element instanceof ISynchronizeModelElement) { |
| ((ISynchronizeModelElement)element).setPropertyToRoot(ISynchronizeModelElement.BUSY_PROPERTY, isBusy); |
| } |
| } |
| } |
| |
| /* |
| * Return the selected SyncInfo for which this action is enabled. |
| * |
| * @return the selected SyncInfo for which this action is enabled. |
| */ |
| private SyncInfo[] getSyncInfos() { |
| List<SyncInfo> filtered = new ArrayList<>(); |
| for (IDiffElement e : elements) { |
| if (e instanceof SyncInfoModelElement) { |
| filtered.add(((SyncInfoModelElement)e).getSyncInfo()); |
| } |
| } |
| return filtered.toArray(new SyncInfo[filtered.size()]); |
| } |
| |
| /* |
| * Return a sync info set that contains the given sync info |
| */ |
| private SyncInfoSet makeSyncInfoSetFromSelection(SyncInfo[] infos) { |
| return new SyncInfoSet(infos); |
| } |
| } |