Examples with BlameInfo com.google.gerrit.extensions.common.BlameInfo used on opensource projects

Example 1 with BlameInfo

use of com.google.gerrit.extensions.common.BlameInfo in project gerrit by GerritCodeReview.

the class GetBlame method apply.

@Override
public Response<List<BlameInfo>> apply(FileResource resource) throws RestApiException, IOException, InvalidChangeOperationException {
    Project.NameKey project = resource.getRevision().getChange().getProject();
    try (Repository repository = repoManager.openRepository(project);
        InMemoryInserter ins = new InMemoryInserter(repository);
        ObjectReader reader = ins.newReader();
        RevWalk revWalk = new RevWalk(reader)) {
        String refName = resource.getRevision().getEdit().isPresent() ? resource.getRevision().getEdit().get().getRefName() : resource.getRevision().getPatchSet().refName();
        Ref ref = repository.findRef(refName);
        if (ref == null) {
            throw new ResourceNotFoundException("unknown ref " + refName);
        }
        ObjectId objectId = ref.getObjectId();
        RevCommit revCommit = revWalk.parseCommit(objectId);
        RevCommit[] parents = revCommit.getParents();
        String path = resource.getPatchKey().fileName();
        List<BlameInfo> result;
        if (!base) {
            result = blame(revCommit, path, repository, revWalk);
        } else if (parents.length == 0) {
            throw new ResourceNotFoundException("Initial commit doesn't have base");
        } else if (parents.length == 1) {
            result = blame(parents[0], path, repository, revWalk);
        } else if (parents.length == 2) {
            ObjectId automerge = autoMerger.lookupFromGitOrMergeInMemory(repository, revWalk, ins, revCommit, mergeStrategy);
            result = blame(automerge, path, repository, revWalk);
        } else {
            throw new ResourceNotFoundException("Cannot generate blame for merge commit with more than 2 parents");
        }
        Response<List<BlameInfo>> r = Response.ok(result);
        if (resource.isCacheable()) {
            r.caching(CacheControl.PRIVATE(7, TimeUnit.DAYS));
        }
        return r;
    }
}

Example 2 with BlameInfo

use of com.google.gerrit.extensions.common.BlameInfo in project gerrit by GerritCodeReview.

the class GetBlame method toBlameInfo.

private static BlameInfo toBlameInfo(RevCommit commit, PersonIdent sourceAuthor) {
    BlameInfo blameInfo = new BlameInfo();
    blameInfo.author = sourceAuthor.getName();
    blameInfo.id = commit.getName();
    blameInfo.commitMsg = commit.getFullMessage();
    blameInfo.time = commit.getCommitTime();
    return blameInfo;
}

Example 3 with BlameInfo

use of com.google.gerrit.extensions.common.BlameInfo in project gerrit by GerritCodeReview.

the class GetBlame method toBlameInfo.

private static BlameInfo toBlameInfo(RevCommit commit, PersonIdent sourceAuthor) {
    BlameInfo blameInfo = new BlameInfo();
    blameInfo.author = sourceAuthor.getName();
    blameInfo.id = commit.getName();
    blameInfo.commitMsg = commit.getFullMessage();
    blameInfo.time = commit.getCommitTime();
    return blameInfo;
}

Example 4 with BlameInfo

use of com.google.gerrit.extensions.common.BlameInfo in project gerrit by GerritCodeReview.

the class GetBlame method apply.

@Override
public Response<List<BlameInfo>> apply(FileResource resource) throws RestApiException, OrmException, IOException, InvalidChangeOperationException {
    if (!allowBlame) {
        throw new BadRequestException("blame is disabled");
    }
    Project.NameKey project = resource.getRevision().getChange().getProject();
    try (Repository repository = repoManager.openRepository(project);
        ObjectInserter ins = repository.newObjectInserter();
        ObjectReader reader = ins.newReader();
        RevWalk revWalk = new RevWalk(reader)) {
        String refName = resource.getRevision().getEdit().isPresent() ? resource.getRevision().getEdit().get().getRefName() : resource.getRevision().getPatchSet().getRefName();
        Ref ref = repository.findRef(refName);
        if (ref == null) {
            throw new ResourceNotFoundException("unknown ref " + refName);
        }
        ObjectId objectId = ref.getObjectId();
        RevCommit revCommit = revWalk.parseCommit(objectId);
        RevCommit[] parents = revCommit.getParents();
        String path = resource.getPatchKey().getFileName();
        List<BlameInfo> result;
        if (!base) {
            result = blame(revCommit, path, repository, revWalk);
        } else if (parents.length == 0) {
            throw new ResourceNotFoundException("Initial commit doesn't have base");
        } else if (parents.length == 1) {
            result = blame(parents[0], path, repository, revWalk);
        } else if (parents.length == 2) {
            ObjectId automerge = autoMerger.merge(repository, revWalk, ins, revCommit, mergeStrategy);
            result = blame(automerge, path, repository, revWalk);
        } else {
            throw new ResourceNotFoundException("Cannot generate blame for merge commit with more than 2 parents");
        }
        Response<List<BlameInfo>> r = Response.ok(result);
        if (resource.isCacheable()) {
            r.caching(CacheControl.PRIVATE(7, TimeUnit.DAYS));
        }
        return r;
    }
}

Example 5 with BlameInfo

use of com.google.gerrit.extensions.common.BlameInfo in project gerrit by GerritCodeReview.

the class GetBlame method blame.

private List<BlameInfo> blame(ObjectId id, String path, Repository repository, RevWalk revWalk) throws IOException {
    ListMultimap<BlameInfo, RangeInfo> ranges = MultimapBuilder.hashKeys().arrayListValues().build();
    List<BlameInfo> result = new ArrayList<>();
    if (blameCache.findLastCommit(repository, id, path) == null) {
        return result;
    }
    List<Region> blameRegions = blameCache.get(repository, id, path);
    int from = 1;
    for (Region region : blameRegions) {
        RevCommit commit = revWalk.parseCommit(region.getSourceCommit());
        BlameInfo blameInfo = toBlameInfo(commit, region.getSourceAuthor());
        ranges.put(blameInfo, new RangeInfo(from, from + region.getCount() - 1));
        from += region.getCount();
    }
    for (BlameInfo key : ranges.keySet()) {
        key.ranges = ranges.get(key);
        result.add(key);
    }
    return result;
}