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

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

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/*******************************************************************************
 * Copyright (C) 2010, Jens Baumgart <jens.baumgart@sap.com>
 * Copyright (C) 2010, Stefan Lay <stefan.lay@sap.com>
 *
 * 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
 *******************************************************************************/
package org.eclipse.egit.core.op;

import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
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.core.runtime.jobs.MultiRule;
import org.eclipse.egit.core.Activator;
import org.eclipse.egit.core.AdaptableFileTreeIterator;
import org.eclipse.egit.core.CoreText;
import org.eclipse.egit.core.project.RepositoryMapping;
import org.eclipse.jgit.api.AddCommand;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.errors.NoFilepatternException;
import org.eclipse.jgit.lib.Repository;

/**
 */
public class AddToIndexOperation implements IEGitOperation {
    private final Collection<? extends IResource> rsrcList;

    /**
     * Create a new operation to add files to the Git index
     *
     * @param rsrcs
     *            collection of {@link IResource}s which should be added to the
     *            relevant Git repositories.
     */
    public AddToIndexOperation(final Collection<? extends IResource> rsrcs) {
        rsrcList = rsrcs;
    }

    /**
     * Create a new operation to add files to the Git index
     *
     * @param resources
     *            array of {@link IResource}s which should be added to the
     *            relevant Git repositories.
     */
    public AddToIndexOperation(IResource[] resources) {
        rsrcList = Arrays.asList(resources);
    }

    /* (non-Javadoc)
     * @see org.eclipse.egit.core.op.IEGitOperation#execute(org.eclipse.core.runtime.IProgressMonitor)
     */
    public void execute(IProgressMonitor m) throws CoreException {
        IProgressMonitor monitor;
        if (m == null)
            monitor = new NullProgressMonitor();
        else
            monitor = m;

        Map<RepositoryMapping, AddCommand> addCommands = new HashMap<RepositoryMapping, AddCommand>();
        try {
            for (IResource obj : rsrcList) {
                addToCommand(obj, addCommands);
                monitor.worked(200);
            }

            for (AddCommand command : addCommands.values()) {
                command.call();
            }
        } catch (RuntimeException e) {
            throw new CoreException(Activator.error(CoreText.AddToIndexOperation_failed, e));
        } catch (NoFilepatternException e) {
            throw new CoreException(Activator.error(CoreText.AddToIndexOperation_failed, e));
        } finally {
            for (final RepositoryMapping rm : addCommands.keySet())
                rm.fireRepositoryChanged();
            monitor.done();
        }
    }

    /* (non-Javadoc)
     * @see org.eclipse.egit.core.op.IEGitOperation#getSchedulingRule()
     */
    public ISchedulingRule getSchedulingRule() {
        return new MultiRule(rsrcList.toArray(new IResource[rsrcList.size()]));
    }

    private void addToCommand(IResource resource, Map<RepositoryMapping, AddCommand> addCommands) {
        IProject project = resource.getProject();
        RepositoryMapping map = RepositoryMapping.getMapping(project);
        AddCommand command = addCommands.get(map);
        if (command == null) {
            Repository repo = map.getRepository();
            Git git = new Git(repo);
            AdaptableFileTreeIterator it = new AdaptableFileTreeIterator(repo, resource.getWorkspace().getRoot());
            command = git.add().setWorkingTreeIterator(it);
            addCommands.put(map, command);
        }
        String filepattern = map.getRepoRelativePath(resource);
        if ("".equals(filepattern)) //$NON-NLS-1$
            filepattern = "."; //$NON-NLS-1$
        command.addFilepattern(filepattern);
    }

}