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- /*
- * Copyright (C) 2011, Google Inc.
- * 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.internal.storage.dfs;
-
- import java.io.IOException;
- import java.text.MessageFormat;
-
- import org.eclipse.jgit.internal.JGitText;
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.RefUpdate;
- import org.eclipse.jgit.lib.ReflogReader;
- import org.eclipse.jgit.lib.Repository;
- import org.eclipse.jgit.lib.StoredConfig;
-
- /** A Git repository on a DFS. */
- public abstract class DfsRepository extends Repository {
- private final DfsConfig config;
-
- private final DfsRepositoryDescription description;
-
- /**
- * Initialize a DFS repository.
- *
- * @param builder
- * description of the repository.
- */
- protected DfsRepository(DfsRepositoryBuilder builder) {
- super(builder);
- this.config = new DfsConfig();
- this.description = builder.getRepositoryDescription();
- }
-
- @Override
- public abstract DfsObjDatabase getObjectDatabase();
-
- @Override
- public abstract DfsRefDatabase getRefDatabase();
-
- /** @return a description of this repository. */
- public DfsRepositoryDescription getDescription() {
- return description;
- }
-
- /**
- * Check if the repository already exists.
- *
- * @return true if the repository exists; false if it is new.
- * @throws IOException
- * the repository cannot be checked.
- */
- public boolean exists() throws IOException {
- return getRefDatabase().exists();
- }
-
- @Override
- public void create(boolean bare) throws IOException {
- if (exists())
- throw new IOException(MessageFormat.format(
- JGitText.get().repositoryAlreadyExists, "")); //$NON-NLS-1$
-
- String master = Constants.R_HEADS + Constants.MASTER;
- RefUpdate.Result result = updateRef(Constants.HEAD, true).link(master);
- if (result != RefUpdate.Result.NEW)
- throw new IOException(result.name());
- }
-
- @Override
- public StoredConfig getConfig() {
- return config;
- }
-
- @Override
- public void scanForRepoChanges() throws IOException {
- getRefDatabase().clearCache();
- getObjectDatabase().clearCache();
- }
-
- @Override
- public void notifyIndexChanged() {
- // Do not send notifications.
- // There is no index, as there is no working tree.
- }
-
- @Override
- public ReflogReader getReflogReader(String refName) throws IOException {
- throw new UnsupportedOperationException();
- }
- }
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