| /* |
| * Copyright (C) 2016, Christian Halstrick <christian.halstrick@sap.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.lfs; |
| |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| |
| import org.eclipse.jgit.lfs.lib.AnyLongObjectId; |
| |
| /** |
| * Class which represents the lfs folder hierarchy inside a .git folder |
| * |
| * @since 4.6 |
| */ |
| public class Lfs { |
| private Path root; |
| |
| private Path objDir; |
| |
| private Path tmpDir; |
| |
| /** |
| * @param root |
| * the path to the LFS media directory. Will be "<repo>/.git/lfs" |
| */ |
| public Lfs(Path root) { |
| this.root = root; |
| } |
| |
| /** |
| * @return the path to the LFS directory |
| */ |
| public Path getLfsRoot() { |
| return root; |
| } |
| |
| /** |
| * @return the path to the temp directory used by LFS. Will be |
| * "<repo>/.git/lfs/tmp" |
| */ |
| public Path getLfsTmpDir() { |
| if (tmpDir == null) { |
| tmpDir = root.resolve("tmp"); //$NON-NLS-1$ |
| } |
| return tmpDir; |
| } |
| |
| /** |
| * @return the path to the object directory used by LFS. Will be |
| * "<repo>/.git/lfs/objects" |
| */ |
| public Path getLfsObjDir() { |
| if (objDir == null) { |
| objDir = root.resolve("objects"); //$NON-NLS-1$ |
| } |
| return objDir; |
| } |
| |
| /** |
| * @param id |
| * the id of the mediafile |
| * @return the file which stores the original content. This will be files |
| * underneath |
| * "<repo>/.git/lfs/objects/<firstTwoLettersOfID>/<remainingLettersOfID>" |
| */ |
| public Path getMediaFile(AnyLongObjectId id) { |
| String idStr = id.name(); |
| return getLfsObjDir().resolve(idStr.substring(0, 2)) |
| .resolve(idStr.substring(2)); |
| } |
| |
| /** |
| * Create a new temp file in the LFS directory |
| * |
| * @return a new temporary file in the LFS directory |
| * @throws IOException |
| * when the temp file could not be created |
| */ |
| public Path createTmpFile() throws IOException { |
| return Files.createTempFile(getLfsTmpDir(), null, null); |
| } |
| |
| } |