| /* |
| * 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.spi; |
| |
| import java.util.Collection; |
| import java.util.concurrent.TimeoutException; |
| |
| import org.eclipse.jgit.generated.storage.dht.proto.GitStore.CachedPackInfo; |
| import org.eclipse.jgit.storage.dht.CachedPackKey; |
| import org.eclipse.jgit.storage.dht.ChunkInfo; |
| import org.eclipse.jgit.storage.dht.ChunkKey; |
| import org.eclipse.jgit.storage.dht.DhtException; |
| import org.eclipse.jgit.storage.dht.RepositoryKey; |
| |
| /** |
| * Tracks high-level information about all known repositories. |
| */ |
| public interface RepositoryTable { |
| /** |
| * Generate a new unique RepositoryKey. |
| * |
| * @return a new unique key. |
| * @throws DhtException |
| * keys cannot be generated at this time. |
| */ |
| public RepositoryKey nextKey() throws DhtException; |
| |
| /** |
| * Record the existence of a chunk. |
| * |
| * @param repo |
| * repository owning the chunk. |
| * @param info |
| * information about the chunk. |
| * @param buffer |
| * buffer to enqueue the put onto. |
| * @throws DhtException |
| * if the buffer flushed and an enqueued operation failed. |
| */ |
| public void put(RepositoryKey repo, ChunkInfo info, WriteBuffer buffer) |
| throws DhtException; |
| |
| /** |
| * Remove the information about a chunk. |
| * |
| * @param repo |
| * repository owning the chunk. |
| * @param chunk |
| * the chunk that needs to be deleted. |
| * @param buffer |
| * buffer to enqueue the remove onto. |
| * @throws DhtException |
| * if the buffer flushed and an enqueued operation failed. |
| */ |
| public void remove(RepositoryKey repo, ChunkKey chunk, WriteBuffer buffer) |
| throws DhtException; |
| |
| /** |
| * Get the cached packs, if any. |
| * |
| * @param repo |
| * repository owning the packs. |
| * @return cached pack descriptions. |
| * @throws DhtException |
| * @throws TimeoutException |
| */ |
| public Collection<CachedPackInfo> getCachedPacks(RepositoryKey repo) |
| throws DhtException, TimeoutException; |
| |
| /** |
| * Record the existence of a cached pack. |
| * |
| * @param repo |
| * repository owning the pack. |
| * @param info |
| * information about the pack. |
| * @param buffer |
| * buffer to enqueue the put onto. |
| * @throws DhtException |
| * if the buffer flushed and an enqueued operation failed. |
| */ |
| public void put(RepositoryKey repo, CachedPackInfo info, WriteBuffer buffer) |
| throws DhtException; |
| |
| /** |
| * Remove the existence of a cached pack. |
| * |
| * @param repo |
| * repository owning the pack. |
| * @param key |
| * information about the pack. |
| * @param buffer |
| * buffer to enqueue the put onto. |
| * @throws DhtException |
| * if the buffer flushed and an enqueued operation failed. |
| */ |
| public void remove(RepositoryKey repo, CachedPackKey key, WriteBuffer buffer) |
| throws DhtException; |
| } |