mirror of
https://github.com/scm-manager/scm-manager.git
synced 2025-11-06 05:25:44 +01:00
use lazy loading for changesets in git hook
This commit is contained in:
Sebastian Sdorra
@@ -0,0 +1,177 @@
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/**
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* Copyright (c) 2010, Sebastian Sdorra
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of SCM-Manager; nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* http://bitbucket.org/sdorra/scm-manager
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*
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*/
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package sonia.scm.repository;
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//~--- non-JDK imports --------------------------------------------------------
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import org.eclipse.jgit.lib.ObjectId;
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import org.eclipse.jgit.revwalk.RevCommit;
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import org.eclipse.jgit.revwalk.RevSort;
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import org.eclipse.jgit.revwalk.RevWalk;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import sonia.scm.util.IOUtil;
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//~--- JDK imports ------------------------------------------------------------
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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/**
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*
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* @author Sebastian Sdorra
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*/
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public class GitRepositoryHookEvent extends AbstractRepositoryHookEvent
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{
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/** the logger for GitRepositoryHookEvent */
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private static final Logger logger =
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LoggerFactory.getLogger(GitRepositoryHookEvent.class);
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//~--- get methods ----------------------------------------------------------
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public GitRepositoryHookEvent(File directory,
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ObjectId newId, ObjectId oldId)
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{
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this.directory = directory;
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this.newId = newId;
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this.oldId = oldId;
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}
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/**
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* Method description
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*
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*
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* @return
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*/
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@Override
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public Collection<Changeset> getChangesets()
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{
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if (changesets == null)
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{
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changesets = fetchChangesets();
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}
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return changesets;
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}
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/**
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* Method description
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*
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*
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* @return
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*/
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@Override
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public RepositoryHookType getType()
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{
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return RepositoryHookType.POST_RECEIVE;
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}
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//~--- methods --------------------------------------------------------------
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/**
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* Method description
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*
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*
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* @return
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*/
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private List<Changeset> fetchChangesets()
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{
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List<Changeset> result = new ArrayList<Changeset>();
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if (newId != null)
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{
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GitChangesetConverter converter = null;
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RevWalk walk = null;
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org.eclipse.jgit.lib.Repository repository = null;
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try
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{
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repository = GitUtil.open(directory);
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converter = new GitChangesetConverter(repository, GitUtil.ID_LENGTH);
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walk = new RevWalk(repository);
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walk.reset();
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walk.sort(RevSort.NONE);
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walk.markStart(walk.parseCommit(newId));
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if (oldId != null)
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{
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walk.markUninteresting(walk.parseCommit(oldId));
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}
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RevCommit commit = walk.next();
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while (commit != null)
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{
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result.add(converter.createChangeset(commit));
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commit = walk.next();
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}
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}
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catch (IOException ex)
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{
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logger.error("could not fetch changesets", ex);
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}
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finally
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{
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IOUtil.close(converter);
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GitUtil.release(walk);
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GitUtil.close(repository);
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}
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}
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return result;
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}
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//~--- fields ---------------------------------------------------------------
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/** Field description */
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private List<Changeset> changesets;
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/** Field description */
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private File directory;
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/** Field description */
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private ObjectId newId;
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/** Field description */
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private ObjectId oldId;
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}
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@@ -35,9 +35,7 @@ package sonia.scm.web;
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//~--- non-JDK imports --------------------------------------------------------
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import org.eclipse.jgit.revwalk.RevCommit;
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import org.eclipse.jgit.revwalk.RevSort;
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import org.eclipse.jgit.revwalk.RevWalk;
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import org.eclipse.jgit.lib.ObjectId;
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import org.eclipse.jgit.transport.PostReceiveHook;
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import org.eclipse.jgit.transport.ReceiveCommand;
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import org.eclipse.jgit.transport.ReceivePack;
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@@ -45,23 +43,16 @@ import org.eclipse.jgit.transport.ReceivePack;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import sonia.scm.repository.AbstractRepositoryHookEvent;
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import sonia.scm.repository.Changeset;
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import sonia.scm.repository.GitChangesetConverter;
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import sonia.scm.repository.GitRepositoryHandler;
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import sonia.scm.repository.GitUtil;
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import sonia.scm.repository.RepositoryHookType;
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import sonia.scm.repository.GitRepositoryHookEvent;
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import sonia.scm.repository.RepositoryManager;
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import sonia.scm.repository.RepositoryNotFoundException;
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import sonia.scm.util.IOUtil;
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//~--- JDK imports ------------------------------------------------------------
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import java.io.IOException;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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/**
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*
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@@ -100,58 +91,34 @@ public class GitPostReceiveHook implements PostReceiveHook
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public void onPostReceive(ReceivePack rpack,
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Collection<ReceiveCommand> receiveCommands)
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{
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GitChangesetConverter converter = null;
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RevWalk walk = rpack.getRevWalk();
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try
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{
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List<Changeset> changesets = new ArrayList<Changeset>();
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converter = new GitChangesetConverter(rpack.getRepository(),
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GitUtil.ID_LENGTH);
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for (ReceiveCommand rc : receiveCommands)
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{
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if (rc.getResult() == ReceiveCommand.Result.OK)
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{
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walk.reset();
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walk.sort(RevSort.NONE);
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walk.markStart(walk.parseCommit(rc.getNewId()));
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ObjectId newId = rc.getNewId();
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ObjectId oldId = null;
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if (isUpdateCommand(rc))
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{
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walk.markUninteresting(walk.parseCommit(rc.getOldId()));
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oldId = rc.getOldId();
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}
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RevCommit commit = walk.next();
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File directory = rpack.getRepository().getDirectory();
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String repositoryName = directory.getName();
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GitRepositoryHookEvent e = new GitRepositoryHookEvent(directory,
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newId, oldId);
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while (commit != null)
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{
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changesets.add(converter.createChangeset(commit));
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commit = walk.next();
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}
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repositoryManager.fireHookEvent(GitRepositoryHandler.TYPE_NAME,
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repositoryName, e);
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}
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}
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String repositoryName = rpack.getRepository().getDirectory().getName();
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repositoryManager.fireHookEvent(GitRepositoryHandler.TYPE_NAME,
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repositoryName,
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new GitRepositoryHook(changesets));
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}
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catch (RepositoryNotFoundException ex)
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{
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logger.error("repository could not be found", ex);
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}
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catch (IOException ex)
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{
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logger.error("could not parse PostReceiveHook", ex);
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}
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finally
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{
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IOUtil.close(converter);
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GitUtil.release(walk);
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}
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}
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//~--- get methods ----------------------------------------------------------
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@@ -170,62 +137,6 @@ public class GitPostReceiveHook implements PostReceiveHook
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|| (rc.getType() == ReceiveCommand.Type.UPDATE_NONFASTFORWARD);
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}
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//~--- inner classes --------------------------------------------------------
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/**
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* Class description
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*
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*
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* @version Enter version here..., 11/07/19
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* @author Enter your name here...
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*/
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private static class GitRepositoryHook extends AbstractRepositoryHookEvent
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{
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/**
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* Constructs ...
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*
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*
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* @param changesets
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*/
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public GitRepositoryHook(Collection<Changeset> changesets)
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{
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this.changesets = changesets;
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}
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//~--- get methods --------------------------------------------------------
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/**
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* Method description
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*
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*
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* @return
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*/
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@Override
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public Collection<Changeset> getChangesets()
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{
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return changesets;
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}
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/**
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* Method description
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*
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*
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* @return
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*/
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@Override
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public RepositoryHookType getType()
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{
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return RepositoryHookType.POST_RECEIVE;
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}
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//~--- fields -------------------------------------------------------------
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/** Field description */
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private Collection<Changeset> changesets;
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}
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//~--- fields ---------------------------------------------------------------
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/** Field description */
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