package org.dstadler.jgit.api;
/*
Copyright 2013, 2014 Dominik Stadler
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import java.io.IOException;
import org.dstadler.jgit.helper.CookbookHelper;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevTree;
import org.eclipse.jgit.revwalk.RevWalk;
/**
* Simple snippet which shows how to use RevWalk to iterate over objects
*/
public class GetRevTreeFromObjectId {
public static void main(String[] args) throws IOException, GitAPIException {
Repository repository = CookbookHelper.openJGitCookbookRepository();
Ref head = repository.getRef("HEAD");
// a RevWalk allows to walk over commits based on some filtering that is defined
RevWalk walk = new RevWalk(repository);
RevCommit commit = walk.parseCommit(head.getObjectId());
System.out.println("Commit: " + commit);
// a commit points to a tree
RevTree tree = walk.parseTree(commit.getTree().getId());
System.out.println("Found Tree: " + tree);
walk.dispose();
repository.close();
}
}