| /* |
| * Copyright (c) 2013, the Dart project authors. |
| * |
| * Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html |
| * |
| * 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.google.dart.engine.services.change; |
| |
| import com.google.common.collect.Maps; |
| import com.google.dart.engine.source.Source; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| |
| /** |
| * Manages multiple {@link SourceChange} objects. |
| */ |
| public class SourceChangeManager { |
| private final Map<Source, SourceChange> changeMap = Maps.newHashMap(); |
| |
| /** |
| * @return the {@link SourceChange} to record modifications for given {@link Source}. |
| */ |
| public SourceChange get(Source source) { |
| SourceChange change = changeMap.get(source); |
| if (change == null) { |
| change = new SourceChange(source.getShortName(), source); |
| changeMap.put(source, change); |
| } |
| return change; |
| } |
| |
| /** |
| * @return all {@link SourceChange} in this manager. |
| */ |
| public SourceChange[] getChanges() { |
| Collection<SourceChange> changes = changeMap.values(); |
| return changes.toArray(new SourceChange[changes.size()]); |
| } |
| } |