| /* |
| * Copyright 2000-2014 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.branch; |
| |
| import com.intellij.openapi.Disposable; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.util.Disposer; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.vcs.log.VcsLogUi; |
| import git4idea.repo.GitRepositoryManager; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Map; |
| |
| public class DeepComparatorHolder implements Disposable { |
| |
| @NotNull private final Project myProject; |
| @NotNull private final GitRepositoryManager myRepositoryManager; |
| |
| @NotNull private final Map<VcsLogUi, DeepComparator> myComparators; |
| |
| // initialized by pico-container |
| @SuppressWarnings("UnusedDeclaration") |
| private DeepComparatorHolder(@NotNull Project project, @NotNull GitRepositoryManager repositoryManager) { |
| myProject = project; |
| myRepositoryManager = repositoryManager; |
| myComparators = ContainerUtil.newHashMap(); |
| Disposer.register(project, this); |
| } |
| |
| @NotNull |
| public DeepComparator getInstance(@NotNull VcsLogUi ui) { |
| DeepComparator comparator = myComparators.get(ui); |
| if (comparator == null) { |
| comparator = new DeepComparator(myProject, myRepositoryManager, ui, this); |
| myComparators.put(ui, comparator); |
| } |
| return comparator; |
| } |
| |
| @Override |
| public void dispose() { |
| myComparators.clear(); |
| } |
| |
| } |