| // Copyright (C) 2012 The Android Open Source Project |
| // |
| // 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.google.gerrit.server; |
| |
| import com.google.gerrit.entities.BranchNameKey; |
| import com.google.gerrit.entities.RefNames; |
| import com.google.gerrit.server.git.GitRepositoryManager; |
| import java.io.IOException; |
| import org.eclipse.jgit.errors.RepositoryNotFoundException; |
| import org.eclipse.jgit.lib.Repository; |
| |
| public class ProjectUtil { |
| |
| /** |
| * Checks whether the specified branch exists. |
| * |
| * @param repoManager Git repository manager to open the git repository |
| * @param branch the branch for which it should be checked if it exists |
| * @return {@code true} if the specified branch exists or if {@code HEAD} points to this branch, |
| * otherwise {@code false} |
| * @throws RepositoryNotFoundException the repository of the branch's project does not exist. |
| * @throws IOException error while retrieving the branch from the repository. |
| */ |
| public static boolean branchExists(final GitRepositoryManager repoManager, BranchNameKey branch) |
| throws RepositoryNotFoundException, IOException { |
| try (Repository repo = repoManager.openRepository(branch.project())) { |
| boolean exists = repo.getRefDatabase().exactRef(branch.branch()) != null; |
| if (!exists) { |
| exists = |
| repo.getFullBranch().equals(branch.branch()) |
| || RefNames.REFS_CONFIG.equals(branch.branch()); |
| } |
| return exists; |
| } |
| } |
| |
| public static String sanitizeProjectName(String name) { |
| name = stripGitSuffix(name); |
| name = stripTrailingSlash(name); |
| return name; |
| } |
| |
| public static String stripGitSuffix(String name) { |
| if (name.endsWith(".git")) { |
| // Be nice and drop the trailing ".git" suffix, which we never keep |
| // in our database, but clients might mistakenly provide anyway. |
| // |
| name = name.substring(0, name.length() - 4); |
| name = stripTrailingSlash(name); |
| } |
| return name; |
| } |
| |
| private static String stripTrailingSlash(String name) { |
| while (name.endsWith("/")) { |
| name = name.substring(0, name.length() - 1); |
| } |
| return name; |
| } |
| } |