| /* |
| * 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 git4idea.ui.branch; |
| |
| import com.intellij.dvcs.branch.DvcsMultiRootBranchConfig; |
| import com.intellij.util.containers.ContainerUtil; |
| import git4idea.GitLocalBranch; |
| import git4idea.GitRemoteBranch; |
| import git4idea.branch.GitBranchUtil; |
| import git4idea.repo.GitBranchTrackInfo; |
| import git4idea.repo.GitRepository; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| /** |
| * @author Kirill Likhodedov |
| */ |
| public class GitMultiRootBranchConfig extends DvcsMultiRootBranchConfig<GitRepository> { |
| |
| public GitMultiRootBranchConfig(@NotNull Collection<GitRepository> repositories) { |
| super(repositories); |
| } |
| |
| @Override |
| @NotNull |
| public Collection<String> getLocalBranchNames() { |
| return GitBranchUtil.getCommonBranches(myRepositories, true); |
| } |
| |
| @NotNull |
| Collection<String> getRemoteBranches() { |
| return GitBranchUtil.getCommonBranches(myRepositories, false); |
| } |
| |
| /** |
| * If there is a common remote branch which is commonly tracked by the given branch in all repositories, |
| * returns the name of this remote branch. Otherwise returns null. <br/> |
| * For one repository just returns the tracked branch or null if there is no tracked branch. |
| */ |
| @Nullable |
| public String getTrackedBranch(@NotNull String branch) { |
| String trackedName = null; |
| for (GitRepository repository : myRepositories) { |
| GitRemoteBranch tracked = getTrackedBranch(repository, branch); |
| if (tracked == null) { |
| return null; |
| } |
| if (trackedName == null) { |
| trackedName = tracked.getNameForLocalOperations(); |
| } |
| else if (!trackedName.equals(tracked.getNameForLocalOperations())) { |
| return null; |
| } |
| } |
| return trackedName; |
| } |
| |
| /** |
| * Returns local branches which track the given remote branch. Usually there is 0 or 1 such branches. |
| */ |
| @NotNull |
| public Collection<String> getTrackingBranches(@NotNull String remoteBranch) { |
| Collection<String> trackingBranches = null; |
| for (GitRepository repository : myRepositories) { |
| Collection<String> tb = getTrackingBranches(repository, remoteBranch); |
| if (trackingBranches == null) { |
| trackingBranches = tb; |
| } |
| else { |
| trackingBranches = ContainerUtil.intersection(trackingBranches, tb); |
| } |
| } |
| return trackingBranches == null ? Collections.<String>emptyList() : trackingBranches; |
| } |
| |
| @NotNull |
| public static Collection<String> getTrackingBranches(@NotNull GitRepository repository, @NotNull String remoteBranch) { |
| Collection<String> trackingBranches = new ArrayList<String>(1); |
| for (GitBranchTrackInfo trackInfo : repository.getBranchTrackInfos()) { |
| if (remoteBranch.equals(trackInfo.getRemote().getName() + "/" + trackInfo.getRemoteBranch())) { |
| trackingBranches.add(trackInfo.getLocalBranch().getName()); |
| } |
| } |
| return trackingBranches; |
| } |
| |
| @Nullable |
| private static GitRemoteBranch getTrackedBranch(@NotNull GitRepository repository, @NotNull String branchName) { |
| GitLocalBranch branch = GitBranchUtil.findLocalBranchByName(repository, branchName); |
| return branch == null ? null : branch.findTrackedBranch(repository); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| for (GitRepository repository : myRepositories) { |
| sb.append(repository.getPresentableUrl()).append(":").append(repository.getCurrentBranch()).append(":").append(repository.getState()); |
| } |
| return sb.toString(); |
| } |
| |
| } |