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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.storage.dfs;
-
- import java.io.File;
- import java.io.IOException;
-
- import org.eclipse.jgit.lib.BaseRepositoryBuilder;
-
- /**
- * Constructs a {@link DfsRepository}.
- *
- * @param <B>
- * type of the builder class.
- * @param <R>
- * type of the repository class.
- */
- public abstract class DfsRepositoryBuilder<B extends DfsRepositoryBuilder, R extends DfsRepository>
- extends BaseRepositoryBuilder<B, R> {
- private DfsReaderOptions readerOptions;
-
- /** @return options used by readers accessing the repository. */
- public DfsReaderOptions getReaderOptions() {
- return readerOptions;
- }
-
- /**
- * Set the reader options.
- *
- * @param opt
- * new reader options object.
- * @return {@code this}
- */
- public B setReaderOptions(DfsReaderOptions opt) {
- readerOptions = opt;
- return self();
- }
-
- @Override
- public B setup() throws IllegalArgumentException, IOException {
- super.setup();
- if (getReaderOptions() == null)
- setReaderOptions(new DfsReaderOptions());
- return self();
- }
-
- /**
- * Create a repository matching the configuration in this builder.
- * <p>
- * If an option was not set, the build method will try to default the option
- * based on other options. If insufficient information is available, an
- * exception is thrown to the caller.
- *
- * @return a repository matching this configuration.
- * @throws IllegalArgumentException
- * insufficient parameters were set.
- * @throws IOException
- * the repository could not be accessed to configure the rest of
- * the builder's parameters.
- */
- @SuppressWarnings("unchecked")
- @Override
- public abstract R build() throws IOException;
-
- // 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();
- }
- }
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