CachedPackUriProvider.java
- /*
- * Copyright (C) 2019, Google LLC.
- * 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.pack;
- import java.io.IOException;
- import java.util.Collection;
- import org.eclipse.jgit.annotations.Nullable;
- /**
- * Provider of URIs corresponding to cached packs. For use with the
- * "packfile-uris" feature.
- * @since 5.5
- */
- public interface CachedPackUriProvider {
- /**
- * @param pack the cached pack for which to check if a corresponding URI
- * exists
- * @param protocolsSupported the protocols that the client has declared
- * support for; if a URI is returned, it must be of one of these
- * protocols
- * @throws IOException implementations may throw this
- * @return if a URI corresponds to the cached pack, an object
- * containing the URI and some other information; null otherwise
- * @since 5.5
- */
- @Nullable
- PackInfo getInfo(CachedPack pack, Collection<String> protocolsSupported)
- throws IOException;
- /**
- * Information about a packfile.
- * @since 5.5
- */
- public static class PackInfo {
- private final String hash;
- private final String uri;
- /**
- * Constructs an object containing information about a packfile.
- * @param hash the hash of the packfile as a hexadecimal string
- * @param uri the URI corresponding to the packfile
- */
- public PackInfo(String hash, String uri) {
- this.hash = hash;
- this.uri = uri;
- }
- /**
- * @return the hash of the packfile as a hexadecimal string
- */
- public String getHash() {
- return hash;
- }
- /**
- * @return the URI corresponding to the packfile
- */
- public String getUri() {
- return uri;
- }
- }
- }