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/*******************************************************************************
* Copyright (C) 2010, Dariusz Luksza <dariusz@luksza.org>
* Copyright (C) 2011, Matthias Sohn <matthias.sohn@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.ui.internal.synchronize.model;
import java.io.IOException;
import org.eclipse.compare.structuremergeviewer.Differencer;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.egit.core.AdaptableFileTreeIterator;
import org.eclipse.egit.ui.UIText;
import org.eclipse.jgit.dircache.DirCacheIterator;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.treewalk.TreeWalk;
import org.eclipse.jgit.treewalk.filter.AndTreeFilter;
import org.eclipse.jgit.treewalk.filter.IndexDiffFilter;
import org.eclipse.jgit.treewalk.filter.TreeFilter;
/**
* Representation of working tree in EGit ChangeSet model
*/
public class GitModelWorkingTree extends GitModelCache {
/**
* Constructor used by JUnits
*
* @param parent
* parent of working tree instance
* @throws IOException
*/
GitModelWorkingTree(GitModelObject parent) throws IOException {
this(parent, null);
}
/**
* @param parent
* parent of working tree instance
* @param pathFilter synchronize configuration
* @throws IOException
*/
public GitModelWorkingTree(GitModelObject parent, TreeFilter pathFilter)
throws IOException {
super(parent, null, pathFilter, new FileModelFactory() {
public GitModelBlob createFileModel(
GitModelObjectContainer modelParent, RevCommit modelCommit,
ObjectId repoId, ObjectId cacheId, IPath location)
throws IOException {
return new GitModelWorkingFile(modelParent, modelCommit,
repoId, location);
}
public boolean isWorkingTree() {
return true;
}
});
}
@Override
public String getName() {
return UIText.GitModelWorkingTree_workingTree;
}
@Override
public int getKind() {
// changes in working tree are always outgoing modifications
return Differencer.RIGHT | Differencer.CHANGE;
}
@Override
public boolean equals(Object obj) {
if (obj == this)
return true;
if (obj == null)
return false;
if (obj.getClass() != getClass())
return false;
GitModelCache left = (GitModelCache) obj;
return left.getParent().equals(getParent());
}
@Override
public int hashCode() {
return getParent().hashCode();
}
@Override
public String toString() {
return "ModelWorkingTree"; //$NON-NLS-1$
}
@Override
protected TreeWalk createAndConfigureTreeWalk() throws IOException {
TreeWalk tw = createTreeWalk();
tw.setRecursive(true);
Repository repo = getRepository();
int ftIndex = tw.addTree(new AdaptableFileTreeIterator(repo,
ResourcesPlugin.getWorkspace().getRoot()));
int dirCacheIteratorNth = tw.addTree(new DirCacheIterator(repo.readDirCache()));
IndexDiffFilter idf = new IndexDiffFilter(dirCacheIteratorNth, ftIndex, true);
if (pathFilter != null)
tw.setFilter(AndTreeFilter.create(pathFilter, idf));
else
tw.setFilter(idf);
return tw;
}
}
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