| /* |
| * 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.storage.dht; |
| |
| import java.io.File; |
| import java.text.MessageFormat; |
| import java.util.concurrent.TimeoutException; |
| |
| import org.eclipse.jgit.errors.RepositoryNotFoundException; |
| import org.eclipse.jgit.lib.BaseRepositoryBuilder; |
| import org.eclipse.jgit.storage.dht.spi.Database; |
| |
| /** |
| * Constructs a {@link DhtRepository}. |
| * |
| * @param <B> |
| * type of builder used by the DHT system. |
| * @param <R> |
| * type of repository used by the DHT system. |
| * @param <D> |
| * type of database used by the DHT system. |
| */ |
| public class DhtRepositoryBuilder<B extends DhtRepositoryBuilder, R extends DhtRepository, D extends Database> |
| extends BaseRepositoryBuilder<B, R> { |
| private D database; |
| |
| private DhtReaderOptions readerOptions; |
| |
| private DhtInserterOptions inserterOptions; |
| |
| private String name; |
| |
| private RepositoryKey key; |
| |
| /** Initializes an empty builder with no values set. */ |
| public DhtRepositoryBuilder() { |
| setBare(); |
| setMustExist(true); |
| } |
| |
| /** @return the database that stores the repositories. */ |
| public D getDatabase() { |
| return database; |
| } |
| |
| /** |
| * Set the cluster used to store the repositories. |
| * |
| * @param database |
| * the database supplier. |
| * @return {@code this} |
| */ |
| public B setDatabase(D database) { |
| this.database = database; |
| return self(); |
| } |
| |
| /** @return options used by readers accessing the repository. */ |
| public DhtReaderOptions getReaderOptions() { |
| return readerOptions; |
| } |
| |
| /** |
| * Set the reader options. |
| * |
| * @param opt |
| * new reader options object. |
| * @return {@code this} |
| */ |
| public B setReaderOptions(DhtReaderOptions opt) { |
| readerOptions = opt; |
| return self(); |
| } |
| |
| /** @return options used by writers accessing the repository. */ |
| public DhtInserterOptions getInserterOptions() { |
| return inserterOptions; |
| } |
| |
| /** |
| * Set the inserter options. |
| * |
| * @param opt |
| * new inserter options object. |
| * @return {@code this} |
| */ |
| public B setInserterOptions(DhtInserterOptions opt) { |
| inserterOptions = opt; |
| return self(); |
| } |
| |
| /** @return name of the repository in the DHT. */ |
| public String getRepositoryName() { |
| return name; |
| } |
| |
| /** |
| * Set the name of the repository to open. |
| * |
| * @param name |
| * the name. |
| * @return {@code this}. |
| */ |
| public B setRepositoryName(String name) { |
| this.name = name; |
| return self(); |
| } |
| |
| /** @return the repository's key. */ |
| public RepositoryKey getRepositoryKey() { |
| return key; |
| } |
| |
| /** |
| * @param key |
| * @return {@code this} |
| */ |
| public B setRepositoryKey(RepositoryKey key) { |
| this.key = key; |
| return self(); |
| } |
| |
| @Override |
| public B setup() throws IllegalArgumentException, DhtException, |
| RepositoryNotFoundException { |
| if (getDatabase() == null) |
| throw new IllegalArgumentException(DhtText.get().databaseRequired); |
| |
| if (getReaderOptions() == null) |
| setReaderOptions(new DhtReaderOptions()); |
| if (getInserterOptions() == null) |
| setInserterOptions(new DhtInserterOptions()); |
| |
| if (getRepositoryKey() == null) { |
| if (getRepositoryName() == null) |
| throw new IllegalArgumentException(DhtText.get().nameRequired); |
| |
| RepositoryKey r; |
| try { |
| r = getDatabase().repositoryIndex().get( |
| RepositoryName.create(name)); |
| } catch (TimeoutException e) { |
| throw new DhtTimeoutException(MessageFormat.format( |
| DhtText.get().timeoutLocatingRepository, name), e); |
| } |
| if (isMustExist() && r == null) |
| throw new RepositoryNotFoundException(getRepositoryName()); |
| if (r != null) |
| setRepositoryKey(r); |
| } |
| return self(); |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public R build() throws IllegalArgumentException, DhtException, |
| RepositoryNotFoundException { |
| return (R) new DhtRepository(setup()); |
| } |
| |
| // We don't support local file IO and thus shouldn't permit these to set. |
| |
| @Override |
| public B setGitDir(File gitDir) { |
| if (gitDir != null) |
| throw new IllegalArgumentException(); |
| return self(); |
| } |
| |
| @Override |
| public B setObjectDirectory(File objectDirectory) { |
| if (objectDirectory != null) |
| throw new IllegalArgumentException(); |
| return self(); |
| } |
| |
| @Override |
| public B addAlternateObjectDirectory(File other) { |
| throw new UnsupportedOperationException("Alternates not supported"); |
| } |
| |
| @Override |
| public B setWorkTree(File workTree) { |
| if (workTree != null) |
| throw new IllegalArgumentException(); |
| return self(); |
| } |
| |
| @Override |
| public B setIndexFile(File indexFile) { |
| if (indexFile != null) |
| throw new IllegalArgumentException(); |
| return self(); |
| } |
| } |