Example usage for org.eclipse.jgit.lib Constants HEAD

Introduction

In this page you can find the example usage for org.eclipse.jgit.lib Constants HEAD.

Prototype

String HEAD

To view the source code for org.eclipse.jgit.lib Constants HEAD.

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Document

Special name for the "HEAD" symbolic-ref.

Usage

From source file:org.walkmod.git.constraints.JavaConstraintProvider.java

License:Open Source License

public JavaConstraintProvider() throws IOException {
    File file = new File(".git").getCanonicalFile();
    if (file.exists()) {
        Git git = Git.open(file.getAbsoluteFile().getParentFile().getCanonicalFile());

        formatter = new WalkmodDiffFormatter(git.getRepository());

        AbstractTreeIterator commitTreeIterator = prepareTreeParser(git.getRepository(), Constants.HEAD);
        FileTreeIterator workTreeIterator = new FileTreeIterator(git.getRepository());
        List<DiffEntry> diffEntries = formatter.scan(commitTreeIterator, workTreeIterator);

        for (DiffEntry entry : diffEntries) {
            File aux = new File(entry.getNewPath()).getCanonicalFile();
            this.diffEntries.put(aux.getPath(), entry);
        }//from  w w  w.j  a va2s.c o m
        formatter.close();
    }
}

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From source file:org.webcat.core.git.GitCloner.java

License:Open Source License

private void doCheckout(Repository repository, Ref branch) throws IOException {
    if (!Constants.HEAD.equals(branch.getName())) {
        RefUpdate refUpdate = repository.updateRef(Constants.HEAD);
        refUpdate.disableRefLog();/*from  w  w w  . j  ava2  s. co  m*/
        refUpdate.link(branch.getName());
    }

    RevCommit commit = parseCommit(repository, branch);
    RefUpdate refUpdate = repository.updateRef(Constants.HEAD);
    refUpdate.setNewObjectId(commit);
    refUpdate.forceUpdate();

    DirCache dirCache = repository.lockDirCache();
    DirCacheCheckout checkout = new DirCacheCheckout(repository, dirCache, commit.getTree());
    checkout.checkout();
}

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From source file:org.webcat.core.git.GitCloner.java

License:Open Source License

private Ref guessHead(FetchResult result) {
    Ref idHEAD = result.getAdvertisedRef(Constants.HEAD);
    List<Ref> availableRefs = new ArrayList<Ref>();
    Ref head = null;//  ww w.  j a  va2  s. c  om

    for (Ref ref : result.getAdvertisedRefs()) {
        String name = ref.getName();

        if (!name.startsWith(Constants.R_HEADS)) {
            continue;
        }

        availableRefs.add(ref);

        if (idHEAD == null || head != null) {
            continue;
        }

        if (ref.getObjectId().equals(idHEAD.getObjectId())) {
            head = ref;
        }
    }

    Collections.sort(availableRefs, RefComparator.INSTANCE);

    if (idHEAD != null && head == null) {
        head = idHEAD;
    }

    return head;
}

---

From source file:org.webcat.core.git.http.InfoRefsRequestHandler.java

License:Open Source License

/**
 * Looks up the requested repository and appends its info/refs to the
 * response./*w w w .  ja  v  a 2 s. c  om*/
 *
 * @param request the request
 * @param response the response
 * @throws Exception if an error occurs
 */
public void handleRequest(WORequest request, WOResponse response) throws Exception {
    response.setHeader("text/plain", "Content-Type");

    NSMutableDataOutputStream outputStream = new NSMutableDataOutputStream();

    Repository repo = RepositoryRequestUtils.repositoryFromRequest(request);
    //RevWalk walk = new RevWalk(repo);

    //try
    //{
    //final RevFlag ADVERTISED = walk.newFlag("ADVERTISED");

    final OutputStreamWriter out = new OutputStreamWriter(outputStream, Constants.CHARSET);

    final RefAdvertiser adv = new RefAdvertiser() {
        protected void writeOne(CharSequence line) throws IOException {
            out.append(line.toString().replace(' ', '\t'));
        }

        protected void end() {
            // Do nothing.
        }
    };

    adv.init(repo);
    //adv.init(walk, ADVERTISED);
    adv.setDerefTags(true);

    Map<String, Ref> refs = repo.getAllRefs();
    refs.remove(Constants.HEAD);
    adv.send(refs);
    //}
    //finally
    //{
    //walk.release();
    //}

    outputStream.close();
    response.appendContentData(outputStream.data());
}

---

From source file:pl.nask.hsn2.framework.workflow.repository.GitWorkflowRepository.java

License:Open Source License

@Override
public List<String> listWorkflowNames() throws WorkflowRepoException {
    File[] files = repoDir.listFiles(filenameFilter);
    List<String> l = new ArrayList<String>(files.length);
    try {/*from  w w w. j a v a2 s.c  om*/
        ObjectId revId = repo.resolve(Constants.HEAD);
        if (revId == null) {
            throw new WorkflowRepoException(
                    "GIT repository does not exists or it does not contains any workflow files.");
        }
        TreeWalk tree = new TreeWalk(repo);
        tree.addTree(new RevWalk(repo).parseTree(revId));
        while (tree.next()) {
            l.add(tree.getNameString());
        }
    } catch (IOException ex) {
        throw new WorkflowRepoException("Error during listing GIT repository.", ex);
    }
    return l;
}

---

From source file:pl.project13.maven.git.GitCommitIdMojo.java

License:Open Source License

void loadGitData(@NotNull Properties properties) throws IOException, MojoExecutionException {
    Repository git = getGitRepository();
    ObjectReader objectReader = git.newObjectReader();

    // git.user.name
    String userName = git.getConfig().getString("user", null, "name");
    put(properties, BUILD_AUTHOR_NAME, userName);

    // git.user.email
    String userEmail = git.getConfig().getString("user", null, "email");
    put(properties, BUILD_AUTHOR_EMAIL, userEmail);

    // more details parsed out bellow
    Ref HEAD = git.getRef(Constants.HEAD);
    if (HEAD == null) {
        throw new MojoExecutionException(
                "Could not get HEAD Ref, are you sure you've set the dotGitDirectory property of this plugin to a valid path?");
    }/* ww w  . j a  v a2 s . c o m*/
    RevWalk revWalk = new RevWalk(git);
    RevCommit headCommit = revWalk.parseCommit(HEAD.getObjectId());
    revWalk.markStart(headCommit);

    try {
        // git.branch
        String branch = determineBranchName(git, System.getenv());
        put(properties, BRANCH, branch);

        // git.commit.id.describe
        maybePutGitDescribe(properties, git);

        // git.commit.id
        put(properties, COMMIT_ID, headCommit.getName());

        // git.commit.id.abbrev
        putAbbrevCommitId(objectReader, properties, headCommit, abbrevLength);

        // git.commit.author.name
        String commitAuthor = headCommit.getAuthorIdent().getName();
        put(properties, COMMIT_AUTHOR_NAME, commitAuthor);

        // git.commit.author.email
        String commitEmail = headCommit.getAuthorIdent().getEmailAddress();
        put(properties, COMMIT_AUTHOR_EMAIL, commitEmail);

        // git commit.message.full
        String fullMessage = headCommit.getFullMessage();
        put(properties, COMMIT_MESSAGE_FULL, fullMessage);

        // git commit.message.short
        String shortMessage = headCommit.getShortMessage();
        put(properties, COMMIT_MESSAGE_SHORT, shortMessage);

        long timeSinceEpoch = headCommit.getCommitTime();
        Date commitDate = new Date(timeSinceEpoch * 1000); // git is "by sec" and java is "by ms"
        SimpleDateFormat smf = new SimpleDateFormat(dateFormat);
        put(properties, COMMIT_TIME, smf.format(commitDate));

        // git remote.origin.url
        String remoteOriginUrl = git.getConfig().getString("remote", "origin", "url");
        put(properties, REMOTE_ORIGIN_URL, remoteOriginUrl);
    } finally {
        revWalk.dispose();
    }
}

---

From source file:playRepository.GitRepository.java

License:Apache License

/**
 * Returns the path extended so that empty intermediate folders
 * are skipped.//from  w  w w .j av a  2s .co m
 *
 * @see <a href="https://github.com/blog/1877-folder-jumping">Folder Jumping on GitHub blog</a>
 */
public String extendPath(String basePath, String path) {
    try {
        ObjectId objectId = repository.resolve(Constants.HEAD);
        RevWalk revWalk = new RevWalk(repository);
        RevTree revTree = revWalk.parseTree(objectId);
        while (true) {
            String fullPath;
            if (StringUtils.isEmpty(basePath)) {
                fullPath = path;
            } else {
                fullPath = basePath + "/" + path;
            }

            TreeWalk treeWalk = TreeWalk.forPath(repository, fullPath, revTree);
            // path is not a folder
            if (treeWalk == null || !treeWalk.isSubtree())
                return path;
            treeWalk.enterSubtree();
            treeWalk.next();
            // path contains a file
            if (!treeWalk.isSubtree())
                return path;
            String next = path + "/" + treeWalk.getNameString();
            // path contains more than a single entry
            if (treeWalk.next())
                return path;
            path = next;
        }
    } catch (IOException e) {
        return path;
    }
}

---

From source file:playRepository.GitRepository.java

License:Apache License

public boolean isIntermediateFolder(String path) {
    try {/*from  w ww  .  jav a2  s  .  c om*/
        ObjectId objectId = repository.resolve(Constants.HEAD);
        RevWalk revWalk = new RevWalk(repository);
        RevTree revTree = revWalk.parseTree(objectId);
        if (StringUtils.isEmpty(path)) {
            return false;
        }
        TreeWalk treeWalk = TreeWalk.forPath(repository, path, revTree);
        // path is not a folder
        if (treeWalk == null || !treeWalk.isSubtree())
            return false;
        treeWalk.enterSubtree();
        treeWalk.next();
        // path contains a file
        if (!treeWalk.isSubtree())
            return false;
        // patch contains more than a single entry
        if (treeWalk.next())
            return false;
        return true;
    } catch (IOException e) {
        return false;
    }
}

---

From source file:playRepository.GitRepository.java

License:Apache License

@Override
public boolean isFile(String path) throws IOException {
    return isFile(path, Constants.HEAD);
}

---

From source file:playRepository.GitRepository.java

License:Apache License

@Override
public String getDefaultBranch() throws IOException {
    return repository.getRef(Constants.HEAD).getTarget().getName();
}

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