| /* |
| * Copyright (C) 2009 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. |
| */ |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * Factory for git commands. |
| */ |
| class Git { |
| |
| private static final Pattern STATUS_DELETED |
| = Pattern.compile("#\\tdeleted: (.*)"); |
| |
| public void branch(String newBranch) { |
| branch(newBranch, "HEAD"); |
| } |
| |
| /** |
| * @param base another branch, or a revision identifier like {@code HEAD}. |
| */ |
| public void branch(String newBranch, String base) { |
| // -b is used by git to branch from another checkout |
| new Command("git", "checkout", "-b", newBranch, base).execute(); |
| } |
| |
| public void commit(String message) { |
| new Command("git", "commit", "-m", message).execute(); |
| } |
| |
| public void add(String path) { |
| new Command("git", "add", path).execute(); |
| } |
| |
| public void remove(Collection<String> paths) { |
| new Command.Builder().args("git", "rm").args(paths).execute(); |
| } |
| |
| public List<String> merge(String otherBranch) { |
| return new Command.Builder() |
| .args("git", "merge", "-s", "recursive", otherBranch) |
| .permitNonZeroExitStatus() |
| .execute(); |
| } |
| |
| /** |
| * Returns the files that have been deleted from the filesystem, but that |
| * don't exist in the active git change. |
| */ |
| public List<String> listDeleted() { |
| List<String> statusLines = new Command.Builder() |
| .args("git", "status") |
| .permitNonZeroExitStatus() |
| .execute(); |
| |
| List<String> deletedFiles = new ArrayList<String>(); |
| Matcher matcher = STATUS_DELETED.matcher(""); |
| for (String line : statusLines) { |
| matcher.reset(line); |
| if (matcher.matches()) { |
| deletedFiles.add(matcher.group(1)); |
| } |
| } |
| return deletedFiles; |
| } |
| |
| public void rm(List<String> files) { |
| new Command.Builder() |
| .args("git", "rm").args(files) |
| .permitNonZeroExitStatus() |
| .build() |
| .execute(); |
| } |
| } |