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/******************************************************************************
* Copyright (c) 2012 GitHub Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Kevin Sawicki (GitHub Inc.) - initial API and implementation
*****************************************************************************/
package org.eclipse.egit.core.op;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import org.eclipse.core.resources.IWorkspaceRunnable;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.core.runtime.jobs.ISchedulingRule;
import org.eclipse.egit.core.EclipseGitProgressTransformer;
import org.eclipse.egit.core.internal.util.ProjectUtil;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.SubmoduleInitCommand;
import org.eclipse.jgit.api.SubmoduleUpdateCommand;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.submodule.SubmoduleWalk;
import org.eclipse.team.core.TeamException;
/**
* Operation that updates a repository's submodules
*/
public class SubmoduleUpdateOperation implements IEGitOperation {
private final Repository repository;
private final Collection<String> paths;
/**
* Create submodule update operation
*
* @param repository
*/
public SubmoduleUpdateOperation(final Repository repository) {
this.repository = repository;
paths = new ArrayList<String>();
}
/**
* Add path of submodule to update
*
* @param path
* @return this operation
*/
public SubmoduleUpdateOperation addPath(final String path) {
paths.add(path);
return this;
}
public void execute(final IProgressMonitor monitor) throws CoreException {
IWorkspaceRunnable action = new IWorkspaceRunnable() {
public void run(IProgressMonitor pm) throws CoreException {
pm.beginTask("", 3); //$NON-NLS-1$
Git git = Git.wrap(repository);
Collection<String> updated = null;
try {
SubmoduleInitCommand init = git.submoduleInit();
for (String path : paths)
init.addPath(path);
init.call();
pm.worked(1);
SubmoduleUpdateCommand update = git.submoduleUpdate();
for (String path : paths)
update.addPath(path);
update.setProgressMonitor(new EclipseGitProgressTransformer(
new SubProgressMonitor(pm, 2)));
updated = update.call();
pm.worked(1);
SubProgressMonitor refreshMonitor = new SubProgressMonitor(
pm, 1);
refreshMonitor.beginTask("", updated.size()); //$NON-NLS-1$
for (String path : updated) {
Repository subRepo = SubmoduleWalk
.getSubmoduleRepository(repository, path);
if (subRepo != null)
ProjectUtil.refreshValidProjects(
ProjectUtil.getValidOpenProjects(subRepo),
new SubProgressMonitor(refreshMonitor, 1));
else
refreshMonitor.worked(1);
}
refreshMonitor.done();
} catch (GitAPIException e) {
throw new TeamException(e.getLocalizedMessage(),
e.getCause());
} catch (IOException e) {
throw new TeamException(e.getLocalizedMessage(),
e.getCause());
} finally {
if (updated != null && !updated.isEmpty())
repository.notifyIndexChanged();
pm.done();
}
}
};
ResourcesPlugin.getWorkspace().run(action,
monitor != null ? monitor : new NullProgressMonitor());
}
public ISchedulingRule getSchedulingRule() {
return ResourcesPlugin.getWorkspace().getRoot();
}
}
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