Examples with MissingObjectException org.eclipse.jgit.errors.MissingObjectException used on opensource projects

Example 26 with MissingObjectException

use of org.eclipse.jgit.errors.MissingObjectException in project gerrit by GerritCodeReview.

the class CherryPickChange method getBaseCommit.

private RevCommit getBaseCommit(Ref destRef, String project, RevWalk revWalk, String base) throws RestApiException, IOException {
    RevCommit destRefTip = revWalk.parseCommit(destRef.getObjectId());
    // The tip commit of the destination ref is the default base for the newly created change.
    if (Strings.isNullOrEmpty(base)) {
        return destRefTip;
    }
    ObjectId baseObjectId;
    try {
        baseObjectId = ObjectId.fromString(base);
    } catch (InvalidObjectIdException e) {
        throw new BadRequestException(String.format("Base %s doesn't represent a valid SHA-1", base), e);
    }
    RevCommit baseCommit;
    try {
        baseCommit = revWalk.parseCommit(baseObjectId);
    } catch (MissingObjectException e) {
        throw new UnprocessableEntityException(String.format("Base %s doesn't exist", baseObjectId.name()), e);
    }
    InternalChangeQuery changeQuery = queryProvider.get();
    changeQuery.enforceVisibility(true);
    List<ChangeData> changeDatas = changeQuery.byBranchCommit(project, destRef.getName(), base);
    if (changeDatas.isEmpty()) {
        if (revWalk.isMergedInto(baseCommit, destRefTip)) {
            // The base commit is a merged commit with no change associated.
            return baseCommit;
        }
        throw new UnprocessableEntityException(String.format("Commit %s does not exist on branch %s", base, destRef.getName()));
    } else if (changeDatas.size() != 1) {
        throw new ResourceConflictException("Multiple changes found for commit " + base);
    }
    Change change = changeDatas.get(0).change();
    if (!change.isAbandoned()) {
        // The base commit is a valid change revision.
        return baseCommit;
    }
    throw new ResourceConflictException(String.format("Change %s with commit %s is %s", change.getChangeId(), base, ChangeUtil.status(change)));
}

Example 27 with MissingObjectException

use of org.eclipse.jgit.errors.MissingObjectException in project gerrit by GerritCodeReview.

the class CommitsCollection method parse.

@Override
public CommitResource parse(ProjectResource parent, IdString id) throws RestApiException, IOException {
    parent.getProjectState().checkStatePermitsRead();
    ObjectId objectId;
    try {
        objectId = ObjectId.fromString(id.get());
    } catch (IllegalArgumentException e) {
        throw new ResourceNotFoundException(id, e);
    }
    try (Repository repo = repoManager.openRepository(parent.getNameKey());
        RevWalk rw = new RevWalk(repo)) {
        RevCommit commit = rw.parseCommit(objectId);
        if (!canRead(parent.getProjectState(), repo, commit)) {
            throw new ResourceNotFoundException(id);
        }
        // GetCommit depends on the body of both the commit and parent being parsed, to get the
        // subject.
        rw.parseBody(commit);
        for (int i = 0; i < commit.getParentCount(); i++) {
            rw.parseBody(rw.parseCommit(commit.getParent(i)));
        }
        return new CommitResource(parent, commit);
    } catch (MissingObjectException | IncorrectObjectTypeException e) {
        throw new ResourceNotFoundException(id, e);
    }
}

Example 28 with MissingObjectException

use of org.eclipse.jgit.errors.MissingObjectException in project gerrit by GerritCodeReview.

the class ReceiveCommits method parseMagicBranch.

/**
 * Parse the magic branch data (refs/for/BRANCH/OPTIONALTOPIC%OPTIONS) into the magicBranch
 * member.
 *
 * <p>Assumes we are handling a magic branch here.
 */
private void parseMagicBranch(ReceiveCommand cmd) throws PermissionBackendException, IOException {
    try (TraceTimer traceTimer = newTimer("parseMagicBranch")) {
        logger.atFine().log("Found magic branch %s", cmd.getRefName());
        MagicBranchInput magicBranch = new MagicBranchInput(user, projectState, cmd, labelTypes);
        String ref;
        magicBranch.cmdLineParser = optionParserFactory.create(magicBranch);
        // Filter out plugin push options, as the parser would reject them as unknown.
        ImmutableListMultimap<String, String> pushOptionsToParse = pushOptions.entries().stream().filter(e -> !isPluginPushOption(e.getKey())).collect(toImmutableListMultimap(e -> e.getKey(), e -> e.getValue()));
        try {
            ref = magicBranch.parse(pushOptionsToParse);
        } catch (CmdLineException e) {
            if (!magicBranch.cmdLineParser.wasHelpRequestedByOption()) {
                logger.atFine().log("Invalid branch syntax");
                reject(cmd, e.getMessage());
                return;
            }
            // never happens
            ref = null;
        }
        if (magicBranch.skipValidation) {
            reject(cmd, String.format("\"--%s\" option is only supported for direct push", PUSH_OPTION_SKIP_VALIDATION));
            return;
        }
        if (magicBranch.topic != null && magicBranch.topic.length() > ChangeUtil.TOPIC_MAX_LENGTH) {
            reject(cmd, String.format("topic length exceeds the limit (%d)", ChangeUtil.TOPIC_MAX_LENGTH));
        }
        if (magicBranch.cmdLineParser.wasHelpRequestedByOption()) {
            StringWriter w = new StringWriter();
            w.write("\nHelp for refs/for/branch:\n\n");
            magicBranch.cmdLineParser.printUsage(w, null);
            String pluginPushOptionsHelp = StreamSupport.stream(pluginPushOptions.entries().spliterator(), /* parallel= */
            false).map(e -> String.format("-o %s~%s: %s", e.getPluginName(), e.get().getName(), e.get().getDescription())).sorted().collect(joining("\n"));
            if (!pluginPushOptionsHelp.isEmpty()) {
                w.write("\nPlugin push options:\n" + pluginPushOptionsHelp);
            }
            addMessage(w.toString());
            reject(cmd, "see help");
            return;
        }
        if (projectState.isAllUsers() && RefNames.REFS_USERS_SELF.equals(ref)) {
            logger.atFine().log("Handling %s", RefNames.REFS_USERS_SELF);
            ref = RefNames.refsUsers(user.getAccountId());
        }
        // configuration.
        if (receivePackRefCache.exactRef(ref) == null && !ref.equals(readHEAD(repo)) && !ref.equals(RefNames.REFS_CONFIG)) {
            logger.atFine().log("Ref %s not found", ref);
            if (ref.startsWith(Constants.R_HEADS)) {
                String n = ref.substring(Constants.R_HEADS.length());
                reject(cmd, "branch " + n + " not found");
            } else {
                reject(cmd, ref + " not found");
            }
            return;
        }
        magicBranch.dest = BranchNameKey.create(project.getNameKey(), ref);
        magicBranch.perm = permissions.ref(ref);
        Optional<AuthException> err = checkRefPermission(magicBranch.perm, RefPermission.READ).map(Optional::of).orElse(checkRefPermission(magicBranch.perm, RefPermission.CREATE_CHANGE));
        if (err.isPresent()) {
            rejectProhibited(cmd, err.get());
            return;
        }
        if (magicBranch.isPrivate && magicBranch.removePrivate) {
            reject(cmd, "the options 'private' and 'remove-private' are mutually exclusive");
            return;
        }
        boolean privateByDefault = projectCache.get(project.getNameKey()).orElseThrow(illegalState(project.getNameKey())).is(BooleanProjectConfig.PRIVATE_BY_DEFAULT);
        setChangeAsPrivate = magicBranch.isPrivate || (privateByDefault && !magicBranch.removePrivate);
        if (receiveConfig.disablePrivateChanges && setChangeAsPrivate) {
            reject(cmd, "private changes are disabled");
            return;
        }
        if (magicBranch.workInProgress && magicBranch.ready) {
            reject(cmd, "the options 'wip' and 'ready' are mutually exclusive");
            return;
        }
        if (magicBranch.publishComments && magicBranch.noPublishComments) {
            reject(cmd, "the options 'publish-comments' and 'no-publish-comments' are mutually exclusive");
            return;
        }
        if (magicBranch.submit) {
            err = checkRefPermission(magicBranch.perm, RefPermission.UPDATE_BY_SUBMIT);
            if (err.isPresent()) {
                rejectProhibited(cmd, err.get());
                return;
            }
        }
        RevWalk walk = receivePack.getRevWalk();
        RevCommit tip;
        try {
            tip = walk.parseCommit(magicBranch.cmd.getNewId());
            logger.atFine().log("Tip of push: %s", tip.name());
        } catch (IOException ex) {
            magicBranch.cmd.setResult(REJECTED_MISSING_OBJECT);
            logger.atSevere().withCause(ex).log("Invalid pack upload; one or more objects weren't sent");
            return;
        }
        String destBranch = magicBranch.dest.branch();
        try {
            if (magicBranch.merged) {
                if (magicBranch.base != null) {
                    reject(cmd, "cannot use merged with base");
                    return;
                }
                Ref refTip = receivePackRefCache.exactRef(magicBranch.dest.branch());
                if (refTip == null) {
                    reject(cmd, magicBranch.dest.branch() + " not found");
                    return;
                }
                RevCommit branchTip = receivePack.getRevWalk().parseCommit(refTip.getObjectId());
                if (!walk.isMergedInto(tip, branchTip)) {
                    reject(cmd, "not merged into branch");
                    return;
                }
            }
            // if %base or %merged was specified, ignore newChangeForAllNotInTarget.
            if (tip.getParentCount() > 1 || magicBranch.base != null || magicBranch.merged || tip.getParentCount() == 0) {
                logger.atFine().log("Forcing newChangeForAllNotInTarget = false");
                newChangeForAllNotInTarget = false;
            }
            if (magicBranch.base != null) {
                logger.atFine().log("Handling %%base: %s", magicBranch.base);
                magicBranch.baseCommit = Lists.newArrayListWithCapacity(magicBranch.base.size());
                for (ObjectId id : magicBranch.base) {
                    try {
                        magicBranch.baseCommit.add(walk.parseCommit(id));
                    } catch (IncorrectObjectTypeException notCommit) {
                        reject(cmd, "base must be a commit");
                        return;
                    } catch (MissingObjectException e) {
                        reject(cmd, "base not found");
                        return;
                    } catch (IOException e) {
                        throw new StorageException(String.format("Project %s cannot read %s", project.getName(), id.name()), e);
                    }
                }
            } else if (newChangeForAllNotInTarget) {
                Ref refTip = receivePackRefCache.exactRef(magicBranch.dest.branch());
                if (refTip != null) {
                    RevCommit branchTip = receivePack.getRevWalk().parseCommit(refTip.getObjectId());
                    magicBranch.baseCommit = Collections.singletonList(branchTip);
                    logger.atFine().log("Set baseCommit = %s", magicBranch.baseCommit.get(0).name());
                } else {
                    // repository and to review an initial project configuration.
                    if (!ref.equals(readHEAD(repo)) && !ref.equals(RefNames.REFS_CONFIG)) {
                        reject(cmd, magicBranch.dest.branch() + " not found");
                        return;
                    }
                }
            }
        } catch (IOException e) {
            throw new StorageException(String.format("Error walking to %s in project %s", destBranch, project.getName()), e);
        }
        if (validateConnected(magicBranch.cmd, magicBranch.dest, tip)) {
            this.magicBranch = magicBranch;
            this.result.magicPush(true);
        }
    }
}

Example 29 with MissingObjectException

use of org.eclipse.jgit.errors.MissingObjectException in project gerrit by GerritCodeReview.

the class SubmitStrategyOp method getAlreadyMergedCommit.

private CodeReviewCommit getAlreadyMergedCommit(RepoContext ctx) throws IOException {
    CodeReviewCommit tip = args.mergeTip.getInitialTip();
    if (tip == null) {
        return null;
    }
    CodeReviewRevWalk rw = (CodeReviewRevWalk) ctx.getRevWalk();
    Change.Id id = getId();
    String refPrefix = id.toRefPrefix();
    Map<String, ObjectId> refs = ctx.getRepoView().getRefs(refPrefix);
    List<CodeReviewCommit> commits = new ArrayList<>(refs.size());
    for (Map.Entry<String, ObjectId> e : refs.entrySet()) {
        PatchSet.Id psId = PatchSet.Id.fromRef(refPrefix + e.getKey());
        if (psId == null) {
            continue;
        }
        try {
            CodeReviewCommit c = rw.parseCommit(e.getValue());
            c.setPatchsetId(psId);
            commits.add(c);
        } catch (MissingObjectException | IncorrectObjectTypeException ex) {
            // Bogus ref, can't be merged into tip so we don't care.
            continue;
        }
    }
    commits.sort(comparing((CodeReviewCommit c) -> c.getPatchsetId().get()).reversed());
    CodeReviewCommit result = MergeUtil.findAnyMergedInto(rw, commits, tip);
    if (result == null) {
        return null;
    }
    // Some patch set of this change is actually merged into the target
    // branch, most likely because a previous run of MergeOp failed after
    // updateRepo, during updateChange.
    // 
    // Do the best we can to clean this up: mark the change as merged and set
    // the current patch set. Don't touch the dest branch at all. This can
    // lead to some odd situations like another change in the set merging in
    // a different patch set of this change, but that's unavoidable at this
    // point.  At least the change will end up in the right state.
    // 
    // TODO(dborowitz): Consider deleting later junk patch set refs. They
    // presumably don't have PatchSets pointing to them.
    rw.parseBody(result);
    result.add(args.canMergeFlag);
    PatchSet.Id psId = result.getPatchsetId();
    result.copyFrom(toMerge);
    // Got overwriten by copyFrom.
    result.setPatchsetId(psId);
    result.setStatusCode(CommitMergeStatus.ALREADY_MERGED);
    args.commitStatus.put(result);
    return result;
}

Example 30 with MissingObjectException

use of org.eclipse.jgit.errors.MissingObjectException in project gitblit by gitblit.

the class JGitUtils method searchRevlogs.

/**
 * Search the commit history for a case-insensitive match to the value.
 * Search results require a specified SearchType of AUTHOR, COMMITTER, or
 * COMMIT. Results may be paginated using offset and maxCount. If the
 * repository does not exist or is empty, an empty list is returned.
 *
 * @param repository
 * @param objectId
 *            if unspecified, HEAD is assumed.
 * @param value
 * @param type
 *            AUTHOR, COMMITTER, COMMIT
 * @param offset
 * @param maxCount
 *            if < 0, all matches are returned
 * @return matching list of commits
 */
public static List<RevCommit> searchRevlogs(Repository repository, String objectId, String value, final com.gitblit.Constants.SearchType type, int offset, int maxCount) {
    List<RevCommit> list = new ArrayList<RevCommit>();
    if (StringUtils.isEmpty(value)) {
        return list;
    }
    if (maxCount == 0) {
        return list;
    }
    if (!hasCommits(repository)) {
        return list;
    }
    final String lcValue = value.toLowerCase();
    try {
        // resolve branch
        ObjectId branchObject;
        if (StringUtils.isEmpty(objectId)) {
            branchObject = getDefaultBranch(repository);
        } else {
            branchObject = repository.resolve(objectId);
        }
        RevWalk rw = new RevWalk(repository);
        rw.setRevFilter(new RevFilter() {

            @Override
            public RevFilter clone() {
                // This is part of JGit design and unrelated to Cloneable.
                return this;
            }

            @Override
            public boolean include(RevWalk walker, RevCommit commit) throws StopWalkException, MissingObjectException, IncorrectObjectTypeException, IOException {
                boolean include = false;
                switch(type) {
                    case AUTHOR:
                        include = (commit.getAuthorIdent().getName().toLowerCase().indexOf(lcValue) > -1) || (commit.getAuthorIdent().getEmailAddress().toLowerCase().indexOf(lcValue) > -1);
                        break;
                    case COMMITTER:
                        include = (commit.getCommitterIdent().getName().toLowerCase().indexOf(lcValue) > -1) || (commit.getCommitterIdent().getEmailAddress().toLowerCase().indexOf(lcValue) > -1);
                        break;
                    case COMMIT:
                        include = commit.getFullMessage().toLowerCase().indexOf(lcValue) > -1;
                        break;
                }
                return include;
            }
        });
        rw.markStart(rw.parseCommit(branchObject));
        Iterable<RevCommit> revlog = rw;
        if (offset > 0) {
            int count = 0;
            for (RevCommit rev : revlog) {
                count++;
                if (count > offset) {
                    list.add(rev);
                    if (maxCount > 0 && list.size() == maxCount) {
                        break;
                    }
                }
            }
        } else {
            for (RevCommit rev : revlog) {
                list.add(rev);
                if (maxCount > 0 && list.size() == maxCount) {
                    break;
                }
            }
        }
        rw.dispose();
    } catch (Throwable t) {
        error(t, repository, "{0} failed to {1} search revlogs for {2}", type.name(), value);
    }
    return list;
}