Example usage for org.eclipse.jgit.api Git lsRemote

List of usage examples for org.eclipse.jgit.api Git lsRemote

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Introduction

In this page you can find the example usage for org.eclipse.jgit.api Git lsRemote.

Prototype

public LsRemoteCommand lsRemote()

Source Link

Document

Return a command object to execute a ls-remote command

Usage

From source file:at.bitandart.zoubek.mervin.gerrit.GerritReviewRepositoryService.java

License:Open Source License

@SuppressWarnings("restriction")
@Override//  w  ww .j  ava  2  s  .c  o  m
public List<IReviewDescriptor> getReviews(URI uri) throws InvalidReviewRepositoryException {

    List<IReviewDescriptor> changeIds = new LinkedList<>();

    try {
        // connect to the local git repository
        Git git = Git.open(new File(uri));

        try {
            // Assume that origin refers to the remote gerrit repository
            // list all remote refs from origin
            Collection<Ref> remoteRefs = git.lsRemote().setTimeout(60).call();

            Pattern changeRefPattern = Pattern.compile(CHANGE_REF_PATTERN);

            // search for change refs
            for (Ref ref : remoteRefs) {

                Matcher matcher = changeRefPattern.matcher(ref.getName());
                if (matcher.matches()) {
                    String changePk = matcher.group(CHANGE_REF_PATTERN_GROUP_CHANGE_PK);
                    String changeId = "<unknown>";
                    GerritReviewDescriptor reviewDescriptor;
                    try {
                        reviewDescriptor = new GerritReviewDescriptor(Integer.parseInt(changePk), changeId);
                    } catch (NumberFormatException nfe) {
                        // FIXME ignore it or throw an exception?
                        break;
                    }

                    if (!changeIds.contains(reviewDescriptor)) {
                        changeIds.add(reviewDescriptor);

                        /*
                         * the change id is present in all commit messages,
                         * so we extract it from the commit message of the
                         * current ref
                         */
                        FetchResult fetchResult = git.fetch().setRefSpecs(new RefSpec(ref.getName())).call();

                        Ref localRef = fetchResult.getAdvertisedRef(ref.getName());
                        RevWalk revWalk = new RevWalk(git.getRepository());
                        RevCommit commit = revWalk.parseCommit(localRef.getObjectId());
                        String[] paragraphs = commit.getFullMessage().split("\n");
                        String lastParagraph = paragraphs[paragraphs.length - 1];
                        Pattern pattern = Pattern.compile(".*Change-Id: (I[^ \n]*).*");
                        Matcher changeIdMatcher = pattern.matcher(lastParagraph);

                        if (changeIdMatcher.matches()) {
                            changeId = changeIdMatcher.group(1);
                            reviewDescriptor.setChangeId(changeId);
                            ;
                        } else {
                            logger.warn(MessageFormat.format(
                                    "Could not find the change id for Gerrit change with primary key {0}",
                                    changePk));
                        }
                        revWalk.close();
                    }
                }
            }

        } catch (GitAPIException e) {
            throw new RepositoryIOException("Error during loading all remote changes", e);
        }

    } catch (IOException e) {
        throw new InvalidReviewRepositoryException("Could not open local git repository", e);
    }
    return changeIds;
}

From source file:gov.va.isaac.sync.git.SyncServiceGIT.java

License:Apache License

/**
 * @throws AuthenticationException //from w w  w . j ava  2 s  . co m
 * @see gov.va.isaac.interfaces.sync.ProfileSyncI#linkAndFetchFromRemote(java.io.File, java.lang.String, java.lang.String, java.lang.String)
 */
@Override
public void linkAndFetchFromRemote(String remoteAddress, String username, String password)
        throws IllegalArgumentException, IOException, AuthenticationException {
    log.info("linkAndFetchFromRemote called - folder: {}, remoteAddress: {}, username: {}", localFolder,
            remoteAddress, username);
    try {
        File gitFolder = new File(localFolder, ".git");
        Repository r = new FileRepository(gitFolder);

        if (!gitFolder.isDirectory()) {
            log.debug("Root folder does not contain a .git subfolder.  Creating new git repository.");
            r.create();
        }

        relinkRemote(remoteAddress, username, password);

        Git git = new Git(r);

        CredentialsProvider cp = new UsernamePasswordCredentialsProvider(username,
                (password == null ? new char[] {} : password.toCharArray()));

        log.debug("Fetching");
        FetchResult fr = git.fetch().setCheckFetchedObjects(true).setCredentialsProvider(cp).call();
        log.debug("Fetch messages: {}", fr.getMessages());

        boolean remoteHasMaster = false;
        Collection<Ref> refs = git.lsRemote().setCredentialsProvider(cp).call();
        for (Ref ref : refs) {
            if ("refs/heads/master".equals(ref.getName())) {
                remoteHasMaster = true;
                log.debug("Remote already has 'heads/master'");
                break;
            }
        }

        if (remoteHasMaster) {
            //we need to fetch and (maybe) merge - get onto origin/master.

            log.debug("Fetching from remote");
            String fetchResult = git.fetch().setCredentialsProvider(cp).call().getMessages();
            log.debug("Fetch Result: {}", fetchResult);

            log.debug("Resetting to origin/master");
            git.reset().setMode(ResetType.MIXED).setRef("origin/master").call();

            //Get the files from master that we didn't have in our working folder
            log.debug("Checking out missing files from origin/master");
            for (String missing : git.status().call().getMissing()) {
                log.debug("Checkout {}", missing);
                git.checkout().addPath(missing).call();
            }

            for (String newFile : makeInitialFilesAsNecessary(localFolder)) {
                log.debug("Adding and committing {}", newFile);
                git.add().addFilepattern(newFile).call();
                git.commit().setMessage("Adding " + newFile).setAuthor(username, "42").call();

                for (PushResult pr : git.push().setCredentialsProvider(cp).call()) {
                    log.debug("Push Message: {}", pr.getMessages());
                }
            }
        } else {
            //just push
            //make sure we have something to push
            for (String newFile : makeInitialFilesAsNecessary(localFolder)) {
                log.debug("Adding and committing {}", newFile);
                git.add().addFilepattern(newFile).call();
                git.commit().setMessage("Adding readme file").setAuthor(username, "42").call();
            }

            log.debug("Pushing repository");
            for (PushResult pr : git.push().setCredentialsProvider(cp).call()) {
                log.debug("Push Result: {}", pr.getMessages());
            }
        }

        log.info("linkAndFetchFromRemote Complete.  Current status: " + statusToString(git.status().call()));
    } catch (TransportException te) {
        if (te.getMessage().contains("Auth fail")) {
            log.info("Auth fail", te);
            throw new AuthenticationException("Auth fail");
        } else {
            log.error("Unexpected", te);
            throw new IOException("Internal error", te);
        }
    } catch (GitAPIException e) {
        log.error("Unexpected", e);
        throw new IOException("Internal error", e);
    }
}

From source file:org.apache.maven.scm.provider.git.jgit.command.list.JGitListCommand.java

License:Apache License

@Override
protected ListScmResult executeListCommand(ScmProviderRepository repo, ScmFileSet fileSet, boolean recursive,
        ScmVersion scmVersion) throws ScmException {

    Git git = null;
    try {/*  w ww.  j a  v  a  2  s  .  c om*/
        git = Git.open(fileSet.getBasedir());
        CredentialsProvider credentials = JGitUtils.prepareSession(getLogger(), git,
                (GitScmProviderRepository) repo);

        List<ScmFile> list = new ArrayList<ScmFile>();
        Collection<Ref> lsResult = git.lsRemote().setCredentialsProvider(credentials).call();
        for (Ref ref : lsResult) {
            getLogger().debug(ref.getObjectId().getName() + "  " + ref.getTarget().getName());
            list.add(new ScmFile(ref.getName(), ScmFileStatus.CHECKED_IN));
        }

        return new ListScmResult("JGit ls-remote", list);
    } catch (Exception e) {
        throw new ScmException("JGit ls-remote failure!", e);
    } finally {
        JGitUtils.closeRepo(git);
    }
}

From source file:org.apache.maven.scm.provider.git.jgit.command.remoteinfo.JGitRemoteInfoCommand.java

License:Apache License

@Override
public RemoteInfoScmResult executeRemoteInfoCommand(ScmProviderRepository repository, ScmFileSet fileSet,
        CommandParameters parameters) throws ScmException {

    GitScmProviderRepository repo = (GitScmProviderRepository) repository;
    Git git = null;
    try {/*w  w  w  .j a va 2 s .  co m*/
        git = Git.open(fileSet.getBasedir());
        CredentialsProvider credentials = JGitUtils.getCredentials(repo);

        LsRemoteCommand lsCommand = git.lsRemote().setRemote(repo.getPushUrl())
                .setCredentialsProvider(credentials);

        Map<String, String> tag = new HashMap<String, String>();
        Collection<Ref> allTags = lsCommand.setHeads(false).setTags(true).call();
        for (Ref ref : allTags) {
            tag.put(Repository.shortenRefName(ref.getName()), ref.getObjectId().name());
        }

        Map<String, String> heads = new HashMap<String, String>();
        Collection<Ref> allHeads = lsCommand.setHeads(true).setTags(false).call();
        for (Ref ref : allHeads) {
            heads.put(Repository.shortenRefName(ref.getName()), ref.getObjectId().name());
        }

        return new RemoteInfoScmResult("JGit remoteinfo", heads, tag);
    } catch (Exception e) {
        throw new ScmException("JGit remoteinfo failure!", e);
    } finally {
        JGitUtils.closeRepo(git);
    }
}

From source file:org.flowerplatform.web.git.GitService.java

License:Open Source License

@RemoteInvocation
public List<Object> getBranches(ServiceInvocationContext context, String repositoryUrl) {
    tlCommand.set((InvokeServiceMethodServerCommand) context.getCommand());
    Repository db = null;/*  w  ww. jav  a  2 s.co m*/
    try {
        URIish uri = new URIish(repositoryUrl.trim());
        db = new FileRepository(new File("/tmp"));

        Git git = new Git(db);
        LsRemoteCommand rc = git.lsRemote();
        rc.setRemote(uri.toString()).setTimeout(30);

        Collection<Ref> remoteRefs = rc.call();
        List<GitRef> branches = new ArrayList<GitRef>();

        Ref idHEAD = null;
        for (Ref r : remoteRefs) {
            if (r.getName().equals(Constants.HEAD)) {
                idHEAD = r;
            }
        }
        Ref head = null;
        boolean headIsMaster = false;
        String masterBranchRef = Constants.R_HEADS + Constants.MASTER;
        for (Ref r : remoteRefs) {
            String n = r.getName();
            if (!n.startsWith(Constants.R_HEADS))
                continue;
            branches.add(new GitRef(n, Repository.shortenRefName(n)));
            if (idHEAD == null || headIsMaster)
                continue;
            if (r.getObjectId().equals(idHEAD.getObjectId())) {
                headIsMaster = masterBranchRef.equals(r.getName());
                if (head == null || headIsMaster)
                    head = r;
            }
        }
        Collections.sort(branches, new Comparator<GitRef>() {
            public int compare(GitRef r1, GitRef r2) {
                return r1.getShortName().compareTo(r2.getShortName());
            }
        });
        if (idHEAD != null && head == null) {
            head = idHEAD;
            branches.add(0, new GitRef(idHEAD.getName(), Repository.shortenRefName(idHEAD.getName())));
        }

        GitRef headRef = head != null ? new GitRef(head.getName(), Repository.shortenRefName(head.getName()))
                : null;
        return Arrays.asList(new Object[] { branches, headRef });
    } catch (JGitInternalException | GitAPIException e) {
        context.getCommunicationChannel()
                .appendOrSendCommand(
                        new DisplaySimpleMessageClientCommand(CommonPlugin.getInstance().getMessage("error"),
                                GitPlugin.getInstance().getMessage("git.cloneWizard.branch.cannotListBranches")
                                        + "\n" + e.getCause().getMessage(),
                                DisplaySimpleMessageClientCommand.ICON_ERROR));
    } catch (IOException e) {
        context.getCommunicationChannel().appendOrSendCommand(
                new DisplaySimpleMessageClientCommand(CommonPlugin.getInstance().getMessage("error"),
                        GitPlugin.getInstance().getMessage("git.cloneWizard.branch.cannotCreateTempRepo"),
                        DisplaySimpleMessageClientCommand.ICON_ERROR));
    } catch (URISyntaxException e) {
        context.getCommunicationChannel().appendOrSendCommand(
                new DisplaySimpleMessageClientCommand(CommonPlugin.getInstance().getMessage("error"),
                        e.getReason(), DisplaySimpleMessageClientCommand.ICON_ERROR));
    } catch (Exception e) {
        if (GitPlugin.getInstance().getUtils().isAuthentificationException(e)) {
            openLoginWindow();
            return null;
        }
        logger.debug(CommonPlugin.getInstance().getMessage("error"), e);
    } finally {
        if (db != null) {
            db.close();
        }
    }
    return null;
}

From source file:org.ossmeter.platform.vcs.git.GitManager.java

License:Open Source License

@Override
public String getCurrentRevision(VcsRepository repository) throws Exception {
    Git git = new Git(new FileRepository("tmp-ls")); // FIXME
    Collection<Ref> refs = git.lsRemote().setRemote(repository.getUrl()).call();

    String headId = null;//from  w w w .j  a  va  2  s  .  co  m
    for (Ref ref : refs) {
        if ("HEAD".equals(ref.getName())) {
            headId = ref.getObjectId().getName();
        }
    }
    return headId;
}

From source file:sh.isaac.provider.sync.git.SyncServiceGIT.java

License:Apache License

/**
 * Link and fetch from remote.// w  w w  .  j av a2 s.c  o m
 *
 * @param remoteAddress the remote address
 * @param username the username
 * @param password the password
 * @throws IllegalArgumentException the illegal argument exception
 * @throws IOException Signals that an I/O exception has occurred.
 * @throws AuthenticationException the authentication exception
 * @see sh.isaac.api.sync.SyncFiles#linkAndFetchFromRemote(java.io.File, java.lang.String, java.lang.String, java.lang.String)
 */
@Override
public void linkAndFetchFromRemote(String remoteAddress, String username, char[] password)
        throws IllegalArgumentException, IOException, AuthenticationException {
    LOG.info("linkAndFetchFromRemote called - folder: {}, remoteAddress: {}, username: {}", this.localFolder,
            remoteAddress, username);

    Repository r = null;
    Git git = null;

    try {
        final File gitFolder = new File(this.localFolder, ".git");

        r = new FileRepository(gitFolder);

        if (!gitFolder.isDirectory()) {
            LOG.debug("Root folder does not contain a .git subfolder.  Creating new git repository.");
            r.create();
        }

        relinkRemote(remoteAddress, username, password);
        git = new Git(r);

        final CredentialsProvider cp = new UsernamePasswordCredentialsProvider(username,
                ((password == null) ? new char[] {} : password));

        LOG.debug("Fetching");

        final FetchResult fr = git.fetch().setCheckFetchedObjects(true).setCredentialsProvider(cp).call();

        LOG.debug("Fetch messages: {}", fr.getMessages());

        boolean remoteHasMaster = false;
        final Collection<Ref> refs = git.lsRemote().setCredentialsProvider(cp).call();

        for (final Ref ref : refs) {
            if ("refs/heads/master".equals(ref.getName())) {
                remoteHasMaster = true;
                LOG.debug("Remote already has 'heads/master'");
                break;
            }
        }

        if (remoteHasMaster) {
            // we need to fetch and (maybe) merge - get onto origin/master.
            LOG.debug("Fetching from remote");

            final String fetchResult = git.fetch().setCredentialsProvider(cp).call().getMessages();

            LOG.debug("Fetch Result: {}", fetchResult);
            LOG.debug("Resetting to origin/master");
            git.reset().setMode(ResetType.MIXED).setRef("origin/master").call();

            // Get the files from master that we didn't have in our working folder
            LOG.debug("Checking out missing files from origin/master");

            for (final String missing : git.status().call().getMissing()) {
                LOG.debug("Checkout {}", missing);
                git.checkout().addPath(missing).call();
            }

            for (final String newFile : makeInitialFilesAsNecessary(this.localFolder)) {
                LOG.debug("Adding and committing {}", newFile);
                git.add().addFilepattern(newFile).call();
                git.commit().setMessage("Adding " + newFile).setAuthor(username, "42").call();

                for (final PushResult pr : git.push().setCredentialsProvider(cp).call()) {
                    LOG.debug("Push Message: {}", pr.getMessages());
                }
            }
        } else {
            // just push
            // make sure we have something to push
            for (final String newFile : makeInitialFilesAsNecessary(this.localFolder)) {
                LOG.debug("Adding and committing {}", newFile);
                git.add().addFilepattern(newFile).call();
            }

            git.commit().setMessage("Adding initial files").setAuthor(username, "42").call();
            LOG.debug("Pushing repository");

            for (final PushResult pr : git.push().setCredentialsProvider(cp).call()) {
                LOG.debug("Push Result: {}", pr.getMessages());
            }
        }

        LOG.info("linkAndFetchFromRemote Complete.  Current status: " + statusToString(git.status().call()));
    } catch (final TransportException te) {
        if (te.getMessage().contains("Auth fail") || te.getMessage().contains("not authorized")) {
            LOG.info("Auth fail", te);
            throw new AuthenticationException("Auth fail");
        } else {
            LOG.error("Unexpected", te);
            throw new IOException("Internal error", te);
        }
    } catch (final GitAPIException e) {
        LOG.error("Unexpected", e);
        throw new IOException("Internal error", e);
    } finally {
        if (git != null) {
            git.close();
        }

        if (r != null) {
            r.close();
        }
    }
}