| /* |
| * Copyright 2000-2011 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package git4idea.history.wholeTree; |
| |
| import com.intellij.openapi.util.Comparing; |
| |
| import java.util.Comparator; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: Irina.Chernushina |
| * Date: 9/2/11 |
| * Time: 6:01 PM |
| */ |
| public class CommitIReorderingInsideOneRepoComparator implements Comparator<CommitI> { |
| private final static CommitIReorderingInsideOneRepoComparator ourInstance = new CommitIReorderingInsideOneRepoComparator(); |
| |
| public static CommitIReorderingInsideOneRepoComparator getInstance() { |
| return ourInstance; |
| } |
| |
| @Override |
| public int compare(CommitI o1, CommitI o2) { |
| long result = o1.getTime() - o2.getTime(); |
| if (result == 0) { |
| if (Comparing.equal(o1.getHash(), o2.getHash())) return 0; |
| |
| final Integer rep1 = o1.selectRepository(SelectorList.getInstance()); |
| final Integer rep2 = o2.selectRepository(SelectorList.getInstance()); |
| result = rep1 - rep2; |
| |
| if (result == 0) { |
| return -1; // actually, they are still not equal -> keep order |
| } |
| } |
| // descending |
| return result == 0 ? 0 : (result < 0 ? 1 : -1); |
| } |
| } |