org.eclipse.egit.core.op.StashDropOperation.java Source code

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Here is the source code for org.eclipse.egit.core.op.StashDropOperation.java

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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 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.jobs.ISchedulingRule;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.StashDropCommand;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.api.errors.JGitInternalException;
import org.eclipse.jgit.events.RefsChangedEvent;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.team.core.TeamException;

/**
 * Operation to drop a stashed commit
 */
public class StashDropOperation implements IEGitOperation {

    private final int index;

    private final Repository repo;

    /**
     * Create an operation to drop the stashed commit with the given index
     *
     * @param repo
     * @param index
     */
    public StashDropOperation(final Repository repo, final int index) {
        if (index < 0)
            throw new IllegalArgumentException();
        this.index = index;
        this.repo = repo;
    }

    public void execute(IProgressMonitor monitor) throws CoreException {
        IWorkspaceRunnable action = new IWorkspaceRunnable() {

            public void run(IProgressMonitor pm) throws CoreException {
                pm.beginTask("", 1); //$NON-NLS-1$
                StashDropCommand command = Git.wrap(repo).stashDrop();
                command.setStashRef(index);
                try {
                    command.call();
                    repo.fireEvent(new RefsChangedEvent());
                } catch (JGitInternalException e) {
                    throw new TeamException(e.getLocalizedMessage(), e.getCause());
                } catch (GitAPIException e) {
                    throw new TeamException(e.getLocalizedMessage(), e.getCause());
                } finally {
                    pm.done();
                }
            }
        };
        ResourcesPlugin.getWorkspace().run(action, monitor != null ? monitor : new NullProgressMonitor());
    }

    public ISchedulingRule getSchedulingRule() {
        return ResourcesPlugin.getWorkspace().getRoot();
    }

}