Java Code Examples for org.eclipse.jgit.lib.RefUpdate#link()

The following examples show how to use org.eclipse.jgit.lib.RefUpdate#link() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: GitUtils.java    From onedev with MIT License 5 votes vote down vote up 
public static void linkRef(RefUpdate refUpdate, String target) {
	try {
		RefUpdate.Result result = refUpdate.link(target);
		if (result != RefUpdate.Result.FORCED && result != RefUpdate.Result.NEW && result != RefUpdate.Result.NO_CHANGE)
			throw new RefUpdateException(result);
	} catch (IOException e) {
		throw new RuntimeException(e);
	}
}
Example 2
Source File: GitRepository.java    From centraldogma with Apache License 2.0 4 votes vote down vote up 
/**
 * Creates a new Git-backed repository.
 *
 * @param repoDir the location of this repository
 * @param format the repository format
 * @param repositoryWorker the {@link Executor} which will perform the blocking repository operations
 * @param creationTimeMillis the creation time
 * @param author the user who initiated the creation of this repository
 *
 * @throws StorageException if failed to create a new repository
 */
GitRepository(Project parent, File repoDir, GitRepositoryFormat format, Executor repositoryWorker,
              long creationTimeMillis, Author author, @Nullable RepositoryCache cache) {

    this.parent = requireNonNull(parent, "parent");
    name = requireNonNull(repoDir, "repoDir").getName();
    this.repositoryWorker = requireNonNull(repositoryWorker, "repositoryWorker");
    this.format = requireNonNull(format, "format");
    this.cache = cache;

    requireNonNull(author, "author");

    final RepositoryBuilder repositoryBuilder = new RepositoryBuilder().setGitDir(repoDir).setBare();
    boolean success = false;
    try {
        // Create an empty repository with format version 0 first.
        try (org.eclipse.jgit.lib.Repository initRepo = repositoryBuilder.build()) {
            if (exist(repoDir)) {
                throw new StorageException(
                        "failed to create a repository at: " + repoDir + " (exists already)");
            }

            initRepo.create(true);

            final StoredConfig config = initRepo.getConfig();
            if (format == GitRepositoryFormat.V1) {
                // Update the repository settings to upgrade to format version 1 and reftree.
                config.setInt(CONFIG_CORE_SECTION, null, CONFIG_KEY_REPO_FORMAT_VERSION, 1);
            }

            // Disable hidden files, symlinks and file modes we do not use.
            config.setEnum(CONFIG_CORE_SECTION, null, CONFIG_KEY_HIDEDOTFILES, HideDotFiles.FALSE);
            config.setBoolean(CONFIG_CORE_SECTION, null, CONFIG_KEY_SYMLINKS, false);
            config.setBoolean(CONFIG_CORE_SECTION, null, CONFIG_KEY_FILEMODE, false);

            // Disable GPG signing.
            config.setBoolean(CONFIG_COMMIT_SECTION, null, CONFIG_KEY_GPGSIGN, false);

            // Set the diff algorithm.
            config.setString(CONFIG_DIFF_SECTION, null, CONFIG_KEY_ALGORITHM, "histogram");

            // Disable rename detection which we do not use.
            config.setBoolean(CONFIG_DIFF_SECTION, null, CONFIG_KEY_RENAMES, false);

            config.save();
        }

        // Re-open the repository with the updated settings and format version.
        jGitRepository = new RepositoryBuilder().setGitDir(repoDir).build();

        // Initialize the master branch.
        final RefUpdate head = jGitRepository.updateRef(Constants.HEAD);
        head.disableRefLog();
        head.link(Constants.R_HEADS + Constants.MASTER);

        // Initialize the commit ID database.
        commitIdDatabase = new CommitIdDatabase(jGitRepository);

        // Insert the initial commit into the master branch.
        commit0(null, Revision.INIT, creationTimeMillis, author,
                "Create a new repository", "", Markup.PLAINTEXT,
                Collections.emptyList(), true);

        headRevision = Revision.INIT;
        success = true;
    } catch (IOException e) {
        throw new StorageException("failed to create a repository at: " + repoDir, e);
    } finally {
        if (!success) {
            internalClose();
            // Failed to create a repository. Remove any cruft so that it is not loaded on the next run.
            deleteCruft(repoDir);
        }
    }
}