| /* |
| * Copyright (C) 2010, Chris Aniszczyk <caniszczyk@gmail.com> |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package org.eclipse.jgit.api; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.text.MessageFormat; |
| import java.util.concurrent.Callable; |
| |
| import org.eclipse.jgit.api.errors.GitAPIException; |
| import org.eclipse.jgit.api.errors.JGitInternalException; |
| import org.eclipse.jgit.internal.JGitText; |
| import org.eclipse.jgit.lib.Constants; |
| import org.eclipse.jgit.lib.Repository; |
| import org.eclipse.jgit.lib.RepositoryBuilder; |
| import org.eclipse.jgit.util.SystemReader; |
| |
| /** |
| * Create an empty git repository or reinitalize an existing one |
| * |
| * @see <a href="http://www.kernel.org/pub/software/scm/git/docs/git-init.html" |
| * >Git documentation about init</a> |
| */ |
| public class InitCommand implements Callable<Git> { |
| private File directory; |
| |
| private File gitDir; |
| |
| private boolean bare; |
| |
| /** |
| * Executes the {@code Init} command. |
| * |
| * @return the newly created {@code Git} object with associated repository |
| */ |
| @Override |
| public Git call() throws GitAPIException { |
| try { |
| RepositoryBuilder builder = new RepositoryBuilder(); |
| if (bare) |
| builder.setBare(); |
| builder.readEnvironment(); |
| if (gitDir != null) |
| builder.setGitDir(gitDir); |
| else |
| gitDir = builder.getGitDir(); |
| if (directory != null) { |
| if (bare) |
| builder.setGitDir(directory); |
| else { |
| builder.setWorkTree(directory); |
| if (gitDir == null) |
| builder.setGitDir(new File(directory, Constants.DOT_GIT)); |
| } |
| } else if (builder.getGitDir() == null) { |
| String dStr = SystemReader.getInstance() |
| .getProperty("user.dir"); //$NON-NLS-1$ |
| if (dStr == null) |
| dStr = "."; //$NON-NLS-1$ |
| File d = new File(dStr); |
| if (!bare) |
| d = new File(d, Constants.DOT_GIT); |
| builder.setGitDir(d); |
| } else { |
| // directory was not set but gitDir was set |
| if (!bare) { |
| String dStr = SystemReader.getInstance().getProperty( |
| "user.dir"); //$NON-NLS-1$ |
| if (dStr == null) |
| dStr = "."; //$NON-NLS-1$ |
| builder.setWorkTree(new File(dStr)); |
| } |
| } |
| Repository repository = builder.build(); |
| if (!repository.getObjectDatabase().exists()) |
| repository.create(bare); |
| return new Git(repository); |
| } catch (IOException e) { |
| throw new JGitInternalException(e.getMessage(), e); |
| } |
| } |
| |
| /** |
| * The optional directory associated with the init operation. If no |
| * directory is set, we'll use the current directory |
| * |
| * @param directory |
| * the directory to init to |
| * @return this instance |
| * @throws IllegalStateException |
| * if the combination of directory, gitDir and bare is illegal. |
| * E.g. if for a non-bare repository directory and gitDir point |
| * to the same directory of if for a bare repository both |
| * directory and gitDir are specified |
| */ |
| public InitCommand setDirectory(File directory) |
| throws IllegalStateException { |
| validateDirs(directory, gitDir, bare); |
| this.directory = directory; |
| return this; |
| } |
| |
| /** |
| * @param gitDir |
| * the repository meta directory |
| * @return this instance |
| * @throws IllegalStateException |
| * if the combination of directory, gitDir and bare is illegal. |
| * E.g. if for a non-bare repository directory and gitDir point |
| * to the same directory of if for a bare repository both |
| * directory and gitDir are specified |
| * @since 3.6 |
| */ |
| public InitCommand setGitDir(File gitDir) |
| throws IllegalStateException { |
| validateDirs(directory, gitDir, bare); |
| this.gitDir = gitDir; |
| return this; |
| } |
| |
| private static void validateDirs(File directory, File gitDir, boolean bare) |
| throws IllegalStateException { |
| if (directory != null) { |
| if (bare) { |
| if (gitDir != null && !gitDir.equals(directory)) |
| throw new IllegalStateException(MessageFormat.format( |
| JGitText.get().initFailedBareRepoDifferentDirs, |
| gitDir, directory)); |
| } else { |
| if (gitDir != null && gitDir.equals(directory)) |
| throw new IllegalStateException(MessageFormat.format( |
| JGitText.get().initFailedNonBareRepoSameDirs, |
| gitDir, directory)); |
| } |
| } |
| } |
| |
| /** |
| * @param bare |
| * whether the repository is bare or not |
| * @throws IllegalStateException |
| * if the combination of directory, gitDir and bare is illegal. |
| * E.g. if for a non-bare repository directory and gitDir point |
| * to the same directory of if for a bare repository both |
| * directory and gitDir are specified |
| * @return this instance |
| */ |
| public InitCommand setBare(boolean bare) { |
| validateDirs(directory, gitDir, bare); |
| this.bare = bare; |
| return this; |
| } |
| } |