Examples with ObjectReader org.eclipse.jgit.lib.ObjectReader used on opensource projects

Example 31 with ObjectReader

use of org.eclipse.jgit.lib.ObjectReader in project gitiles by GerritCodeReview.

the class PathServlet method showTree.

private void showTree(HttpServletRequest req, HttpServletResponse res, WalkResult wr) throws IOException {
    GitilesView view = ViewFilter.getView(req);
    Config cfg = getAccess(req).getConfig();
    List<String> autodive = view.getParameters().get(AUTODIVE_PARAM);
    if (autodive.size() != 1 || !NO_AUTODIVE_VALUE.equals(autodive.get(0))) {
        byte[] path = Constants.encode(view.getPathPart());
        ObjectReader reader = wr.getObjectReader();
        CanonicalTreeParser child = getOnlyChildSubtree(reader, wr.id, path);
        if (child != null) {
            while (true) {
                path = new byte[child.getEntryPathLength()];
                System.arraycopy(child.getEntryPathBuffer(), 0, path, 0, child.getEntryPathLength());
                CanonicalTreeParser next = getOnlyChildSubtree(reader, child.getEntryObjectId(), path);
                if (next == null) {
                    break;
                }
                child = next;
            }
            res.sendRedirect(GitilesView.path().copyFrom(view).setPathPart(RawParseUtils.decode(child.getEntryPathBuffer(), 0, child.getEntryPathLength())).toUrl());
            return;
        }
    }
    // TODO(sop): Allow caching trees by SHA-1 when no S cookie is sent.
    renderHtml(req, res, "gitiles.pathDetail", ImmutableMap.of("title", !view.getPathPart().isEmpty() ? view.getPathPart() : "/", "breadcrumbs", view.getBreadcrumbs(wr.hasSingleTree), "type", FileType.TREE.toString(), "data", new TreeSoyData(wr.getObjectReader(), view, cfg, wr.root, req.getRequestURI()).setArchiveFormat(getArchiveFormat(getAccess(req))).toSoyData(wr.id, wr.tw)));
}

Example 32 with ObjectReader

use of org.eclipse.jgit.lib.ObjectReader in project gitiles by GerritCodeReview.

the class RevisionServlet method doGetText.

@Override
protected void doGetText(HttpServletRequest req, HttpServletResponse res) throws IOException {
    GitilesView view = ViewFilter.getView(req);
    Repository repo = ServletUtils.getRepository(req);
    try (ObjectReader reader = repo.newObjectReader()) {
        ObjectLoader loader = reader.open(view.getRevision().getId());
        if (loader.getType() != OBJ_COMMIT) {
            res.setStatus(SC_NOT_FOUND);
        } else {
            PathServlet.setTypeHeader(res, loader.getType());
            try (Writer writer = startRenderText(req, res);
                OutputStream out = BaseEncoding.base64().encodingStream(writer)) {
                loader.copyTo(out);
            }
        }
    }
}

Example 33 with ObjectReader

use of org.eclipse.jgit.lib.ObjectReader in project gerrit by GerritCodeReview.

the class VersionedMetaDataOnInit method save.

protected void save(PersonIdent ident, String msg) throws IOException, ConfigInvalidException {
    File path = getPath();
    if (path == null) {
        throw new IOException(project + " does not exist.");
    }
    try (Repository repo = new FileRepository(path);
        ObjectInserter i = repo.newObjectInserter();
        ObjectReader r = repo.newObjectReader();
        RevWalk rw = new RevWalk(r)) {
        inserter = i;
        reader = r;
        RevTree srcTree = revision != null ? rw.parseTree(revision) : null;
        newTree = readTree(srcTree);
        CommitBuilder commit = new CommitBuilder();
        commit.setAuthor(ident);
        commit.setCommitter(ident);
        commit.setMessage(msg);
        onSave(commit);
        ObjectId res = newTree.writeTree(inserter);
        if (res.equals(srcTree)) {
            return;
        }
        commit.setTreeId(res);
        if (revision != null) {
            commit.addParentId(revision);
        }
        ObjectId newRevision = inserter.insert(commit);
        updateRef(repo, ident, newRevision, "commit: " + msg);
        revision = rw.parseCommit(newRevision);
    } finally {
        inserter = null;
        reader = null;
    }
}

Example 34 with ObjectReader

use of org.eclipse.jgit.lib.ObjectReader in project gerrit by GerritCodeReview.

the class ChangeEditUtil method publish.

/**
   * Promote change edit to patch set, by squashing the edit into its parent.
   *
   * @param updateFactory factory for creating updates.
   * @param ctl the {@code ChangeControl} of the change to which the change edit belongs
   * @param edit change edit to publish
   * @param notify Notify handling that defines to whom email notifications should be sent after the
   *     change edit is published.
   * @param accountsToNotify Accounts that should be notified after the change edit is published.
   * @throws IOException
   * @throws OrmException
   * @throws UpdateException
   * @throws RestApiException
   */
public void publish(BatchUpdate.Factory updateFactory, ChangeControl ctl, final ChangeEdit edit, NotifyHandling notify, ListMultimap<RecipientType, Account.Id> accountsToNotify) throws IOException, OrmException, RestApiException, UpdateException {
    Change change = edit.getChange();
    try (Repository repo = gitManager.openRepository(change.getProject());
        ObjectInserter oi = repo.newObjectInserter();
        ObjectReader reader = oi.newReader();
        RevWalk rw = new RevWalk(reader)) {
        PatchSet basePatchSet = edit.getBasePatchSet();
        if (!basePatchSet.getId().equals(change.currentPatchSetId())) {
            throw new ResourceConflictException("only edit for current patch set can be published");
        }
        RevCommit squashed = squashEdit(rw, oi, edit.getEditCommit(), basePatchSet);
        PatchSet.Id psId = ChangeUtil.nextPatchSetId(repo, change.currentPatchSetId());
        PatchSetInserter inserter = patchSetInserterFactory.create(ctl, psId, squashed).setNotify(notify).setAccountsToNotify(accountsToNotify);
        StringBuilder message = new StringBuilder("Patch Set ").append(inserter.getPatchSetId().get()).append(": ");
        // Previously checked that the base patch set is the current patch set.
        ObjectId prior = ObjectId.fromString(basePatchSet.getRevision().get());
        ChangeKind kind = changeKindCache.getChangeKind(change.getProject(), rw, repo.getConfig(), prior, squashed);
        if (kind == ChangeKind.NO_CODE_CHANGE) {
            message.append("Commit message was updated.");
            inserter.setDescription("Edit commit message");
        } else {
            message.append("Published edit on patch set ").append(basePatchSet.getPatchSetId()).append(".");
        }
        try (BatchUpdate bu = updateFactory.create(db.get(), change.getProject(), ctl.getUser(), TimeUtil.nowTs())) {
            bu.setRepository(repo, rw, oi);
            bu.addOp(change.getId(), inserter.setDraft(change.getStatus() == Status.DRAFT || basePatchSet.isDraft()).setMessage(message.toString()));
            bu.addOp(change.getId(), new BatchUpdateOp() {

                @Override
                public void updateRepo(RepoContext ctx) throws Exception {
                    ctx.addRefUpdate(edit.getEditCommit().copy(), ObjectId.zeroId(), edit.getRefName());
                }
            });
            bu.execute();
        }
        indexer.index(db.get(), inserter.getChange());
    }
}

Example 35 with ObjectReader

use of org.eclipse.jgit.lib.ObjectReader in project gerrit by GerritCodeReview.

the class CreateMergePatchSet method applyImpl.

@Override
protected Response<ChangeInfo> applyImpl(BatchUpdate.Factory updateFactory, ChangeResource rsrc, MergePatchSetInput in) throws OrmException, IOException, InvalidChangeOperationException, RestApiException, UpdateException, PermissionBackendException {
    rsrc.permissions().database(db).check(ChangePermission.ADD_PATCH_SET);
    MergeInput merge = in.merge;
    if (merge == null || Strings.isNullOrEmpty(merge.source)) {
        throw new BadRequestException("merge.source must be non-empty");
    }
    ChangeControl ctl = rsrc.getControl();
    PatchSet ps = psUtil.current(db.get(), ctl.getNotes());
    ProjectControl projectControl = ctl.getProjectControl();
    Change change = ctl.getChange();
    Project.NameKey project = change.getProject();
    Branch.NameKey dest = change.getDest();
    try (Repository git = gitManager.openRepository(project);
        ObjectInserter oi = git.newObjectInserter();
        ObjectReader reader = oi.newReader();
        RevWalk rw = new RevWalk(reader)) {
        RevCommit sourceCommit = MergeUtil.resolveCommit(git, rw, merge.source);
        if (!projectControl.canReadCommit(db.get(), git, sourceCommit)) {
            throw new ResourceNotFoundException("cannot find source commit: " + merge.source + " to merge.");
        }
        RevCommit currentPsCommit = rw.parseCommit(ObjectId.fromString(ps.getRevision().get()));
        Timestamp now = TimeUtil.nowTs();
        IdentifiedUser me = user.get().asIdentifiedUser();
        PersonIdent author = me.newCommitterIdent(now, serverTimeZone);
        RevCommit newCommit = createMergeCommit(in, projectControl, dest, git, oi, rw, currentPsCommit, sourceCommit, author, ObjectId.fromString(change.getKey().get().substring(1)));
        PatchSet.Id nextPsId = ChangeUtil.nextPatchSetId(ps.getId());
        PatchSetInserter psInserter = patchSetInserterFactory.create(ctl, nextPsId, newCommit);
        try (BatchUpdate bu = updateFactory.create(db.get(), project, me, now)) {
            bu.setRepository(git, rw, oi);
            bu.addOp(ctl.getId(), psInserter.setMessage("Uploaded patch set " + nextPsId.get() + ".").setDraft(ps.isDraft()).setNotify(NotifyHandling.NONE).setCheckAddPatchSetPermission(false));
            bu.execute();
        }
        ChangeJson json = jsonFactory.create(ListChangesOption.CURRENT_REVISION);
        return Response.ok(json.format(psInserter.getChange()));
    }
}