| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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.internal.ui.synchronize; |
| |
| import java.util.Date; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.team.internal.core.subscribers.ActiveChangeSet; |
| import org.eclipse.team.internal.core.subscribers.ChangeSet; |
| import org.eclipse.team.internal.core.subscribers.CheckedInChangeSet; |
| import org.eclipse.team.ui.synchronize.ISynchronizeModelElement; |
| |
| /** |
| * Sorter for the change log model provider. |
| * |
| * @since 3.0 |
| */ |
| public class ChangeSetModelSorter extends ViewerSorter { |
| |
| private int commentCriteria; |
| private ChangeSetModelProvider provider; |
| |
| // Comment sorting options |
| public final static int DATE = 1; |
| public final static int COMMENT = 2; |
| public final static int USER = 3; |
| |
| public ChangeSetModelSorter(ChangeSetModelProvider provider, int commentCriteria) { |
| this.provider = provider; |
| this.commentCriteria = commentCriteria; |
| } |
| |
| protected int classComparison(Object element) { |
| if (element instanceof ChangeSetDiffNode) { |
| ChangeSet set = ((ChangeSetDiffNode)element).getSet(); |
| if (set instanceof ActiveChangeSet) { |
| return 0; |
| } |
| return 1; |
| } |
| return 2; |
| } |
| |
| protected int compareClass(Object element1, Object element2) { |
| return classComparison(element1) - classComparison(element2); |
| } |
| |
| protected int compareNames(String s1, String s2) { |
| return getComparator().compare(s1, s2); |
| } |
| |
| private int compareDates(Date d1, Date d2) { |
| if (d1 == null) |
| d1 = new Date(0); |
| if (d2 == null) |
| d2 = new Date(0); |
| return d1.compareTo(d2); |
| } |
| |
| @Override |
| public int compare(Viewer viewer, Object o1, Object o2) { |
| //have to deal with non-resources in navigator |
| //if one or both objects are not resources, returned a comparison |
| //based on class. |
| if (o1 instanceof ChangeSetDiffNode && o2 instanceof ChangeSetDiffNode) { |
| ChangeSet s1 = ((ChangeSetDiffNode) o1).getSet(); |
| ChangeSet s2 = ((ChangeSetDiffNode) o2).getSet(); |
| if (s1 instanceof ActiveChangeSet && s2 instanceof ActiveChangeSet) { |
| return compareNames(((ActiveChangeSet)s1).getTitle(), ((ActiveChangeSet)s2).getTitle()); |
| } |
| if (s1 instanceof CheckedInChangeSet && s2 instanceof CheckedInChangeSet) { |
| CheckedInChangeSet r1 = (CheckedInChangeSet)s1; |
| CheckedInChangeSet r2 = (CheckedInChangeSet)s2; |
| if (commentCriteria == DATE) |
| return compareDates(r1.getDate(), r2.getDate()); |
| else if (commentCriteria == COMMENT) |
| return compareNames(r1.getComment(), r2.getComment()); |
| else if (commentCriteria == USER) |
| return compareNames(r1.getAuthor(), r2.getAuthor()); |
| else |
| return 0; |
| } |
| if (s1 instanceof ActiveChangeSet) { |
| return -1; |
| } else if (s2 instanceof ActiveChangeSet) { |
| return 1; |
| } |
| if (s1 instanceof CheckedInChangeSet) { |
| return -1; |
| } else if (s2 instanceof CheckedInChangeSet) { |
| return 1; |
| } |
| } |
| |
| if (o1 instanceof ISynchronizeModelElement && o2 instanceof ISynchronizeModelElement) { |
| ViewerSorter embeddedSorter = provider.getEmbeddedSorter(); |
| if (embeddedSorter != null) { |
| return embeddedSorter.compare(viewer, o1, o2); |
| } else { |
| return compareNames(((ISynchronizeModelElement)o1).getName(), ((ISynchronizeModelElement)o2).getName()); |
| } |
| } else if (o1 instanceof ISynchronizeModelElement) |
| return 1; |
| else if (o2 instanceof ISynchronizeModelElement) |
| return -1; |
| |
| return 0; |
| } |
| |
| public int getCommentCriteria() { |
| return commentCriteria; |
| } |
| } |