--- /dev/null
+/*
+ * Copyright (C) 2011, Christoph Brill <egore911@egore911.de>
+ * 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.api;
+
+import java.net.URISyntaxException;
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.eclipse.jgit.JGitText;
+import org.eclipse.jgit.api.errors.InvalidRemoteException;
+import org.eclipse.jgit.api.errors.JGitInternalException;
+import org.eclipse.jgit.errors.NotSupportedException;
+import org.eclipse.jgit.errors.TransportException;
+import org.eclipse.jgit.lib.Constants;
+import org.eclipse.jgit.lib.Ref;
+import org.eclipse.jgit.lib.Repository;
+import org.eclipse.jgit.transport.FetchConnection;
+import org.eclipse.jgit.transport.RefSpec;
+import org.eclipse.jgit.transport.Transport;
+
+/**
+ * The ls-remote command
+ *
+ * @see <a
+ * href="http://www.kernel.org/pub/software/scm/git/docs/git-ls-remote.html"
+ * >Git documentation about ls-remote</a>
+ */
+public class LsRemoteCommand extends GitCommand<Collection<Ref>> {
+
+ private String remote = Constants.DEFAULT_REMOTE_NAME;
+
+ private boolean heads;
+ private boolean tags;
+ private String uploadPack;
+
+ /**
+ * @param repo
+ */
+ public LsRemoteCommand(Repository repo) {
+ super(repo);
+ }
+
+ /**
+ * The remote (uri or name) used for the fetch operation. If no remote is
+ * set, the default value of <code>Constants.DEFAULT_REMOTE_NAME</code> will
+ * be used.
+ *
+ * @see Constants#DEFAULT_REMOTE_NAME
+ * @param remote
+ * @return {@code this}
+ */
+ public LsRemoteCommand setRemote(String remote) {
+ checkCallable();
+ this.remote = remote;
+ return this;
+ }
+
+ /**
+ * Include refs/heads in references results
+ *
+ * @param heads
+ */
+ public void setHeads(boolean heads) {
+ this.heads = heads;
+ }
+
+ /**
+ * Include refs/tags in references results
+ *
+ * @param tags
+ */
+ public void setTags(boolean tags) {
+ this.tags = tags;
+ }
+
+ /**
+ * The full path of git-upload-pack on the remote host
+ *
+ * @param uploadPack
+ */
+ public void setUploadPack(String uploadPack) {
+ this.uploadPack = uploadPack;
+ }
+
+ public Collection<Ref> call() throws Exception {
+ checkCallable();
+
+ try {
+ Transport transport = Transport.open(repo, remote);
+ transport.setOptionUploadPack(uploadPack);
+
+ try {
+ Collection<RefSpec> refSpecs = new ArrayList<RefSpec>(1);
+ if (tags) {
+ refSpecs.add(new RefSpec(
+ "refs/tags/*:refs/remotes/origin/tags/*"));
+ }
+ if (heads) {
+ refSpecs.add(new RefSpec(
+ "refs/heads/*:refs/remotes/origin/*"));
+ }
+ Collection<Ref> refs;
+ Map<String, Ref> refmap = new HashMap<String, Ref>();
+ FetchConnection fc = transport.openFetch();
+ try {
+ refs = fc.getRefs();
+ for (Ref r : refs) {
+ boolean found = refSpecs.isEmpty();
+ for (RefSpec rs : refSpecs) {
+ if (rs.matchSource(r)) {
+ found = true;
+ break;
+ }
+ }
+ if (found) {
+ refmap.put(r.getName(), r);
+ }
+
+ }
+ } finally {
+ fc.close();
+ }
+ return refmap.values();
+
+ } catch (TransportException e) {
+ throw new JGitInternalException(
+ JGitText.get().exceptionCaughtDuringExecutionOfLsRemoteCommand,
+ e);
+ } finally {
+ transport.close();
+ }
+ } catch (URISyntaxException e) {
+ throw new InvalidRemoteException(MessageFormat.format(
+ JGitText.get().invalidRemote, remote));
+ } catch (NotSupportedException e) {
+ throw new JGitInternalException(
+ JGitText.get().exceptionCaughtDuringExecutionOfLsRemoteCommand,
+ e);
+ }
+ }
+
+}
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projects / jgit.git / commitdiff