- /*
- * Copyright (C) 2012, Roberto Tyley <roberto.tyley@gmail.com>
- *
- * 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.file;
-
- import java.util.Collection;
- import java.util.Collections;
- import java.util.concurrent.Callable;
- import java.util.concurrent.ExecutorService;
- import java.util.concurrent.Executors;
- import java.util.concurrent.Future;
-
- import org.eclipse.jgit.internal.storage.file.ObjectDirectory;
- import org.eclipse.jgit.junit.RepositoryTestCase;
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.ObjectId;
- import org.junit.Test;
-
- public class ObjectDirectoryTest extends RepositoryTestCase {
-
- @Test
- public void testConcurrentInsertionOfBlobsToTheSameNewFanOutDirectory()
- throws Exception {
- ExecutorService e = Executors.newCachedThreadPool();
- for (int i=0; i < 100; ++i) {
- ObjectDirectory dir = createBareRepository().getObjectDatabase();
- for (Future f : e.invokeAll(blobInsertersForTheSameFanOutDir(dir))) {
- f.get();
- }
- }
- }
-
- private Collection<Callable<ObjectId>> blobInsertersForTheSameFanOutDir(
- final ObjectDirectory dir) {
- Callable<ObjectId> callable = new Callable<ObjectId>() {
- public ObjectId call() throws Exception {
- return dir.newInserter().insert(Constants.OBJ_BLOB, new byte[0]);
- }
- };
- return Collections.nCopies(4, callable);
- }
-
- }
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