Examples with Change com.google.gerrit.reviewdb.client.Change used on opensource projects

Example 1 with Change

use of com.google.gerrit.reviewdb.client.Change in project gerrit by GerritCodeReview.

the class RebaseUtil method findBaseRevision.

/**
   * Find the commit onto which a patch set should be rebased.
   *
   * <p>This is defined as the latest patch set of the change corresponding to this commit's parent,
   * or the destination branch tip in the case where the parent's change is merged.
   *
   * @param patchSet patch set for which the new base commit should be found.
   * @param destBranch the destination branch.
   * @param git the repository.
   * @param rw the RevWalk.
   * @return the commit onto which the patch set should be rebased.
   * @throws RestApiException if rebase is not possible.
   * @throws IOException if accessing the repository fails.
   * @throws OrmException if accessing the database fails.
   */
ObjectId findBaseRevision(PatchSet patchSet, Branch.NameKey destBranch, Repository git, RevWalk rw) throws RestApiException, IOException, OrmException {
    String baseRev = null;
    RevCommit commit = rw.parseCommit(ObjectId.fromString(patchSet.getRevision().get()));
    if (commit.getParentCount() > 1) {
        throw new UnprocessableEntityException("Cannot rebase a change with multiple parents.");
    } else if (commit.getParentCount() == 0) {
        throw new UnprocessableEntityException("Cannot rebase a change without any parents (is this the initial commit?).");
    }
    RevId parentRev = new RevId(commit.getParent(0).name());
    CHANGES: for (ChangeData cd : queryProvider.get().byBranchCommit(destBranch, parentRev.get())) {
        for (PatchSet depPatchSet : cd.patchSets()) {
            if (!depPatchSet.getRevision().equals(parentRev)) {
                continue;
            }
            Change depChange = cd.change();
            if (depChange.getStatus() == Status.ABANDONED) {
                throw new ResourceConflictException("Cannot rebase a change with an abandoned parent: " + depChange.getKey());
            }
            if (depChange.getStatus().isOpen()) {
                if (depPatchSet.getId().equals(depChange.currentPatchSetId())) {
                    throw new ResourceConflictException("Change is already based on the latest patch set of the dependent change.");
                }
                baseRev = cd.currentPatchSet().getRevision().get();
            }
            break CHANGES;
        }
    }
    if (baseRev == null) {
        // We are dependent on a merged PatchSet or have no PatchSet
        // dependencies at all.
        Ref destRef = git.getRefDatabase().exactRef(destBranch.get());
        if (destRef == null) {
            throw new UnprocessableEntityException("The destination branch does not exist: " + destBranch.get());
        }
        baseRev = destRef.getObjectId().getName();
        if (baseRev.equals(parentRev.get())) {
            throw new ResourceConflictException("Change is already up to date.");
        }
    }
    return ObjectId.fromString(baseRev);
}

Example 2 with Change

use of com.google.gerrit.reviewdb.client.Change in project gerrit by GerritCodeReview.

the class Revert method revert.

private Change.Id revert(BatchUpdate.Factory updateFactory, ChangeControl ctl, String message) throws OrmException, IOException, RestApiException, UpdateException {
    Change.Id changeIdToRevert = ctl.getChange().getId();
    PatchSet.Id patchSetId = ctl.getChange().currentPatchSetId();
    PatchSet patch = psUtil.get(db.get(), ctl.getNotes(), patchSetId);
    if (patch == null) {
        throw new ResourceNotFoundException(changeIdToRevert.toString());
    }
    Project.NameKey project = ctl.getProject().getNameKey();
    CurrentUser user = ctl.getUser();
    try (Repository git = repoManager.openRepository(project);
        ObjectInserter oi = git.newObjectInserter();
        ObjectReader reader = oi.newReader();
        RevWalk revWalk = new RevWalk(reader)) {
        RevCommit commitToRevert = revWalk.parseCommit(ObjectId.fromString(patch.getRevision().get()));
        if (commitToRevert.getParentCount() == 0) {
            throw new ResourceConflictException("Cannot revert initial commit");
        }
        Timestamp now = TimeUtil.nowTs();
        PersonIdent committerIdent = new PersonIdent(serverIdent, now);
        PersonIdent authorIdent = user.asIdentifiedUser().newCommitterIdent(now, committerIdent.getTimeZone());
        RevCommit parentToCommitToRevert = commitToRevert.getParent(0);
        revWalk.parseHeaders(parentToCommitToRevert);
        CommitBuilder revertCommitBuilder = new CommitBuilder();
        revertCommitBuilder.addParentId(commitToRevert);
        revertCommitBuilder.setTreeId(parentToCommitToRevert.getTree());
        revertCommitBuilder.setAuthor(authorIdent);
        revertCommitBuilder.setCommitter(authorIdent);
        Change changeToRevert = ctl.getChange();
        if (message == null) {
            message = MessageFormat.format(ChangeMessages.get().revertChangeDefaultMessage, changeToRevert.getSubject(), patch.getRevision().get());
        }
        ObjectId computedChangeId = ChangeIdUtil.computeChangeId(parentToCommitToRevert.getTree(), commitToRevert, authorIdent, committerIdent, message);
        revertCommitBuilder.setMessage(ChangeIdUtil.insertId(message, computedChangeId, true));
        Change.Id changeId = new Change.Id(seq.nextChangeId());
        ObjectId id = oi.insert(revertCommitBuilder);
        RevCommit revertCommit = revWalk.parseCommit(id);
        ChangeInserter ins = changeInserterFactory.create(changeId, revertCommit, ctl.getChange().getDest().get()).setTopic(changeToRevert.getTopic());
        ins.setMessage("Uploaded patch set 1.");
        Set<Account.Id> reviewers = new HashSet<>();
        reviewers.add(changeToRevert.getOwner());
        reviewers.addAll(approvalsUtil.getReviewers(db.get(), ctl.getNotes()).all());
        reviewers.remove(user.getAccountId());
        ins.setReviewers(reviewers);
        try (BatchUpdate bu = updateFactory.create(db.get(), project, user, now)) {
            bu.setRepository(git, revWalk, oi);
            bu.insertChange(ins);
            bu.addOp(changeId, new NotifyOp(ctl.getChange(), ins));
            bu.addOp(changeToRevert.getId(), new PostRevertedMessageOp(computedChangeId));
            bu.execute();
        }
        return changeId;
    } catch (RepositoryNotFoundException e) {
        throw new ResourceNotFoundException(changeIdToRevert.toString(), e);
    }
}

Example 3 with Change

use of com.google.gerrit.reviewdb.client.Change in project gerrit by GerritCodeReview.

the class SubmittedTogether method applyInfo.

public SubmittedTogetherInfo applyInfo(ChangeResource resource) throws AuthException, IOException, OrmException {
    Change c = resource.getChange();
    try {
        List<ChangeData> cds;
        int hidden;
        if (c.getStatus().isOpen()) {
            ChangeSet cs = mergeSuperSet.get().completeChangeSet(dbProvider.get(), c, resource.getControl().getUser());
            cds = cs.changes().asList();
            hidden = cs.nonVisibleChanges().size();
        } else if (c.getStatus().asChangeStatus() == ChangeStatus.MERGED) {
            cds = queryProvider.get().bySubmissionId(c.getSubmissionId());
            hidden = 0;
        } else {
            cds = Collections.emptyList();
            hidden = 0;
        }
        if (hidden != 0 && !options.contains(NON_VISIBLE_CHANGES)) {
            throw new AuthException("change would be submitted with a change that you cannot see");
        }
        if (cds.size() <= 1 && hidden == 0) {
            cds = Collections.emptyList();
        } else {
            // Skip sorting for singleton lists, to avoid WalkSorter opening the
            // repo just to fill out the commit field in PatchSetData.
            cds = sort(cds);
        }
        SubmittedTogetherInfo info = new SubmittedTogetherInfo();
        info.changes = json.create(jsonOpt).formatChangeDatas(cds);
        info.nonVisibleChanges = hidden;
        return info;
    } catch (OrmException | IOException e) {
        log.error("Error on getting a ChangeSet", e);
        throw e;
    }
}

Example 4 with Change

use of com.google.gerrit.reviewdb.client.Change in project gerrit by GerritCodeReview.

the class WorkInProgressOp method addMessage.

private void addMessage(ChangeContext ctx, ChangeUpdate update) throws OrmException {
    Change c = ctx.getChange();
    StringBuilder buf = new StringBuilder(c.isWorkInProgress() ? "Set Work In Progress" : "Set Ready For Review");
    String m = Strings.nullToEmpty(in == null ? null : in.message).trim();
    if (!m.isEmpty()) {
        buf.append("\n\n");
        buf.append(m);
    }
    ChangeMessage cmsg = ChangeMessagesUtil.newMessage(ctx, buf.toString(), c.isWorkInProgress() ? ChangeMessagesUtil.TAG_SET_WIP : ChangeMessagesUtil.TAG_SET_READY);
    cmUtil.addChangeMessage(ctx.getDb(), update, cmsg);
}

Example 5 with Change

use of com.google.gerrit.reviewdb.client.Change in project gerrit by GerritCodeReview.

the class SetPrivateOp method addMessage.

private void addMessage(ChangeContext ctx, ChangeUpdate update) throws OrmException {
    Change c = ctx.getChange();
    StringBuilder buf = new StringBuilder(c.isPrivate() ? "Set private" : "Unset private");
    String m = Strings.nullToEmpty(input == null ? null : input.message).trim();
    if (!m.isEmpty()) {
        buf.append("\n\n");
        buf.append(m);
    }
    ChangeMessage cmsg = ChangeMessagesUtil.newMessage(ctx, buf.toString(), c.isPrivate() ? ChangeMessagesUtil.TAG_SET_PRIVATE : ChangeMessagesUtil.TAG_UNSET_PRIVATE);
    cmUtil.addChangeMessage(ctx.getDb(), update, cmsg);
}