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- /*
- * Copyright (C) 2009, Constantine Plotnikov <constantine.plotnikov@gmail.com>
- * Copyright (C) 2008, Google Inc.
- * Copyright (C) 2008, Marek Zawirski <marek.zawirski@gmail.com>
- * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
- * 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.transport;
-
- import java.io.IOException;
- import java.io.InputStream;
-
- import org.eclipse.jgit.errors.NotSupportedException;
- import org.eclipse.jgit.errors.TransportException;
- import org.eclipse.jgit.lib.Repository;
-
- /**
- * Single shot fetch from a streamed Git bundle.
- * <p>
- * The bundle is read from an unbuffered input stream, which limits the
- * transport to opening at most one FetchConnection before needing to recreate
- * the transport instance.
- */
- public class TransportBundleStream extends Transport implements TransportBundle {
- private InputStream src;
-
- /**
- * Create a new transport to fetch objects from a streamed bundle.
- * <p>
- * The stream can be unbuffered (buffering is automatically provided
- * internally to smooth out short reads) and unpositionable (the stream is
- * read from only once, sequentially).
- * <p>
- * When the FetchConnection or the this instance is closed the supplied
- * input stream is also automatically closed. This frees callers from
- * needing to keep track of the supplied stream.
- *
- * @param db
- * repository the fetched objects will be loaded into.
- * @param uri
- * symbolic name of the source of the stream. The URI can
- * reference a non-existent resource. It is used only for
- * exception reporting.
- * @param in
- * the stream to read the bundle from.
- */
- public TransportBundleStream(final Repository db, final URIish uri,
- final InputStream in) {
- super(db, uri);
- src = in;
- }
-
- @Override
- public FetchConnection openFetch() throws TransportException {
- if (src == null)
- throw new TransportException(uri, "Only one fetch supported");
- try {
- return new BundleFetchConnection(this, src);
- } finally {
- src = null;
- }
- }
-
- @Override
- public PushConnection openPush() throws NotSupportedException {
- throw new NotSupportedException(
- "Push is not supported for bundle transport");
- }
-
- @Override
- public void close() {
- if (src != null) {
- try {
- src.close();
- } catch (IOException err) {
- // Ignore a close error.
- } finally {
- src = null;
- }
- }
- }
- }
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