| /* |
| * Copyright 2000-2012 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 com.intellij.openapi.vcs.changes; |
| |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.vcs.FilePath; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Created with IntelliJ IDEA. |
| * User: Irina.Chernushina |
| * Date: 3/28/12 |
| * Time: 6:47 PM |
| */ |
| public class ChangesPreprocess { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.openapi.vcs.changes.ChangesPreprocess"); |
| |
| public static List<Change> preprocessChangesRemoveDeletedForDuplicateMoved(List<Change> list) { |
| final List<Change> result = new ArrayList<Change>(); |
| final Map<FilePath, Change> map = new HashMap<FilePath, Change>(); |
| for (Change change : list) { |
| if (change.getBeforeRevision() == null) { |
| result.add(change); |
| } else { |
| final FilePath beforePath = ChangesUtil.getBeforePath(change); |
| final Change existing = map.get(beforePath); |
| if (existing == null) { |
| map.put(beforePath, change); |
| continue; |
| } |
| if (change.getAfterRevision() == null && existing.getAfterRevision() == null) continue; |
| if (change.getAfterRevision() != null && existing.getAfterRevision() != null) { |
| LOG.error("Incorrect changes list: " + list); |
| } |
| if (existing.getAfterRevision() != null && change.getAfterRevision() == null) { |
| continue; // skip delete change |
| } |
| if (change.getAfterRevision() != null && existing.getAfterRevision() == null) { |
| map.put(beforePath, change); // skip delete change |
| } |
| } |
| } |
| result.addAll(map.values()); |
| return result; |
| } |
| } |