private boolean sendWants(final Collection<Ref> want) throws IOException {
final PacketLineOut p = statelessRPC ? pckState : pckOut;
boolean first = true;
for (final Ref r : want) {
try {
if (walk.parseAny(r.getObjectId()).has(REACHABLE)) {
// We already have this object. Asking for it is
// not a very good idea.
//
continue;
}
} catch (IOException err) {
// Its OK, we don't have it, but we want to fix that
// by fetching the object from the other side.
}
final StringBuilder line = new StringBuilder(46);
line.append("want ");
line.append(r.getObjectId().name());
if (first) {
line.append(enableCapabilities());
first = false;
}
line.append('\n');
p.writeString(line.toString());
}
if (first) return false;
p.end();
outNeedsEnd = false;
return true;
}
/**
* Run consistency checks against the object database.
*
* <p>This method completes silently if the checks pass. A temporary revision pool is constructed
* during the checking.
*
* @param tips the tips to start checking from; if not supplied the refs of the repository are
* used instead.
* @throws MissingObjectException
* @throws IncorrectObjectTypeException
* @throws IOException
*/
public void fsck(RevObject... tips)
throws MissingObjectException, IncorrectObjectTypeException, IOException {
ObjectWalk ow = new ObjectWalk(db);
if (tips.length != 0) {
for (RevObject o : tips) ow.markStart(ow.parseAny(o));
} else {
for (Ref r : db.getAllRefs().values()) ow.markStart(ow.parseAny(r.getObjectId()));
}
ObjectChecker oc = new ObjectChecker();
for (; ; ) {
final RevCommit o = ow.next();
if (o == null) break;
final byte[] bin = db.open(o, o.getType()).getCachedBytes();
oc.checkCommit(bin);
assertHash(o, bin);
}
for (; ; ) {
final RevObject o = ow.nextObject();
if (o == null) break;
final byte[] bin = db.open(o, o.getType()).getCachedBytes();
oc.check(o.getType(), bin);
assertHash(o, bin);
}
}
private Iterable<ChangeData> byCommitsOnBranchNotMergedFromDatabase(
Repository repo, ReviewDb db, Branch.NameKey branch, List<String> hashes)
throws OrmException, IOException {
Set<Change.Id> changeIds = Sets.newHashSetWithExpectedSize(hashes.size());
String lastPrefix = null;
for (Ref ref : repo.getRefDatabase().getRefs(RefNames.REFS_CHANGES).values()) {
String r = ref.getName();
if ((lastPrefix != null && r.startsWith(lastPrefix))
|| !hashes.contains(ref.getObjectId().name())) {
continue;
}
Change.Id id = Change.Id.fromRef(r);
if (id == null) {
continue;
}
if (changeIds.add(id)) {
lastPrefix = r.substring(0, r.lastIndexOf('/'));
}
}
List<ChangeData> cds = new ArrayList<>(hashes.size());
for (Change c : db.changes().get(changeIds)) {
if (c.getDest().equals(branch) && c.getStatus() != Change.Status.MERGED) {
cds.add(changeDataFactory.create(db, c));
}
}
return cds;
}
private DhtRef doPeel(final Ref leaf) throws MissingObjectException, IOException {
RevWalk rw = new RevWalk(getRepository());
try {
DhtReader ctx = (DhtReader) rw.getObjectReader();
RevObject obj = rw.parseAny(leaf.getObjectId());
RefData.Builder d = RefData.newBuilder(((DhtRef) leaf).getRefData());
ChunkKey oKey = ctx.findChunk(leaf.getObjectId());
if (oKey != null) d.getTargetBuilder().setChunkKey(oKey.asString());
else d.getTargetBuilder().clearChunkKey();
if (obj instanceof RevTag) {
ObjectId pId = rw.peel(obj);
d.getPeeledBuilder().setObjectName(pId.name());
ChunkKey pKey = ctx.findChunk(pId);
if (pKey != null) d.getPeeledBuilder().setChunkKey(pKey.asString());
else d.getPeeledBuilder().clearChunkKey();
} else {
d.clearPeeled();
}
d.setIsPeeled(true);
d.setSequence(d.getSequence() + 1);
return new DhtObjectIdRef(leaf.getName(), d.build());
} finally {
rw.release();
}
}
@Override
public Map<String, Ref> getRefs(String prefix) throws IOException {
final RefList<LooseRef> oldLoose = looseRefs.get();
LooseScanner scan = new LooseScanner(oldLoose);
scan.scan(prefix);
final RefList<Ref> packed = getPackedRefs();
RefList<LooseRef> loose;
if (scan.newLoose != null) {
scan.newLoose.sort();
loose = scan.newLoose.toRefList();
if (looseRefs.compareAndSet(oldLoose, loose)) modCnt.incrementAndGet();
} else loose = oldLoose;
fireRefsChanged();
RefList.Builder<Ref> symbolic = scan.symbolic;
for (int idx = 0; idx < symbolic.size(); ) {
final Ref symbolicRef = symbolic.get(idx);
final Ref resolvedRef = resolve(symbolicRef, 0, prefix, loose, packed);
if (resolvedRef != null && resolvedRef.getObjectId() != null) {
symbolic.set(idx, resolvedRef);
idx++;
} else {
// A broken symbolic reference, we have to drop it from the
// collections the client is about to receive. Should be a
// rare occurrence so pay a copy penalty.
symbolic.remove(idx);
final int toRemove = loose.find(symbolicRef.getName());
if (0 <= toRemove) loose = loose.remove(toRemove);
}
}
symbolic.sort();
return new RefMap(prefix, packed, upcast(loose), symbolic.toRefList());
}
private boolean isLocalBranch(Git git, String branch) throws GitAPIException {
List<Ref> branches = git.branchList().call();
for (Ref ref : branches) {
if (Repository.shortenRefName(ref.getName()).equals(branch)) return true;
}
return false;
}
@Test
public void finishHotfixMasterIsTagged() throws Exception {
Git git = RepoUtil.createRepositoryWithMasterAndTag(newDir());
JGitFlowInitCommand initCommand = new JGitFlowInitCommand();
JGitFlow flow = initCommand.setDirectory(git.getRepository().getWorkTree()).call();
flow.hotfixStart("1.1").call();
// Make sure we move away from master on a hotfix branch
// This is important to validate JGITFFLOW-14
// create a new commit
File junkFile = new File(git.getRepository().getWorkTree(), "junk.txt");
FileUtils.writeStringToFile(junkFile, "I am junk");
git.add().addFilepattern(junkFile.getName()).call();
git.commit().setMessage("committing junk file").call();
flow.hotfixFinish("1.1").setNoTag(false).call();
// we should be on develop branch
assertEquals(flow.getDevelopBranchName(), git.getRepository().getBranch());
// There should be a tag reference
Ref hotfixTagRef = git.getRepository().getTags().get(flow.getVersionTagPrefix() + "1.1");
assertNotNull(hotfixTagRef);
RevTag hotfixTag = new RevWalk(git.getRepository()).parseTag(hotfixTagRef.getObjectId());
assertNotNull(hotfixTag);
// Check that latest tag has moved
assertFalse(getTaggedCommit(git, "1.1").equals(getTaggedCommit(git, "1.0")));
}
@Override
public void onContentChanged() {
super.onContentChanged();
Log.d(TAG, "updateUI called");
tagRef = repo().getTags().get(tagName);
if (objectSummaryView == null) {
Log.d(TAG, "onContentChanged() : objectSummaryView is null");
return;
}
if (tagRef == null) {
getSupportActionBar().setTitle("unknown tag");
} else {
ObjectId peeledObjectId = repo().peel(tagRef).getPeeledObjectId();
ObjectId taggedId = peeledObjectId == null ? tagRef.getObjectId() : peeledObjectId;
RevWalk revWalk = new RevWalk(repo());
ObjectId tagId = tagRef.getObjectId();
try {
final RevObject immediateTagRefObject = revWalk.parseAny(tagId);
objectSummaryView.setObject(immediateTagRefObject, repo());
if (immediateTagRefObject instanceof RevTag) {
revTag = revWalk.parseTag(tagId);
getSupportActionBar().setTitle(revTag.getTagName());
}
} catch (IOException e) {
Log.e(TAG, "Couldn't get parse tag", e);
Toast.makeText(this, "Couldn't get tag " + tagId, Toast.LENGTH_LONG).show();
}
}
}
/**
* Returns a list of references in the repository matching "refs". If the repository is null or
* empty, an empty list is returned.
*
* @param repository
* @param refs if unspecified, all refs are returned
* @param fullName if true, /refs/something/yadayadayada is returned. If false, yadayadayada is
* returned.
* @param maxCount if < 0, all references are returned
* @return list of references
*/
private static List<RefModel> getRefs(
Repository repository, String refs, boolean fullName, int maxCount) {
List<RefModel> list = new ArrayList<RefModel>();
if (maxCount == 0) {
return list;
}
if (!hasCommits(repository)) {
return list;
}
try {
Map<String, Ref> map = repository.getRefDatabase().getRefs(refs);
RevWalk rw = new RevWalk(repository);
for (Entry<String, Ref> entry : map.entrySet()) {
Ref ref = entry.getValue();
RevObject object = rw.parseAny(ref.getObjectId());
String name = entry.getKey();
if (fullName && !(refs == null)) {
name = refs + name;
}
list.add(new RefModel(name, ref, object));
}
rw.dispose();
Collections.sort(list);
Collections.reverse(list);
if (maxCount > 0 && list.size() > maxCount) {
list = new ArrayList<RefModel>(list.subList(0, maxCount));
}
} catch (IOException e) {
// todo
Logger.error(e, e.getMessage());
}
return list;
}
/**
* Returns a RefModel for the refs/meta/gitblit/tickets branch in the repository. If the branch
* can not be found, null is returned.
*
* @return a refmodel for the gitblit tickets branch or null
*/
private RefModel getTicketsBranch(Repository db) {
List<RefModel> refs = JGitUtils.getRefs(db, "refs/");
Ref oldRef = null;
for (RefModel ref : refs) {
if (ref.reference.getName().equals(BRANCH)) {
return ref;
} else if (ref.reference.getName().equals("refs/gitblit/tickets")) {
oldRef = ref.reference;
}
}
if (oldRef != null) {
// rename old ref to refs/meta/gitblit/tickets
RefRename cmd;
try {
cmd = db.renameRef(oldRef.getName(), BRANCH);
cmd.setRefLogIdent(new PersonIdent("Gitblit", "gitblit@localhost"));
cmd.setRefLogMessage("renamed " + oldRef.getName() + " => " + BRANCH);
Result res = cmd.rename();
switch (res) {
case RENAMED:
log.info(db.getDirectory() + " " + cmd.getRefLogMessage());
return getTicketsBranch(db);
default:
log.error(
"failed to rename " + oldRef.getName() + " => " + BRANCH + " (" + res.name() + ")");
}
} catch (IOException e) {
log.error("failed to rename tickets branch", e);
}
}
return null;
}
@Override
public void create() {
super.create();
setTitle(UIText.BranchRenameDialog_Title);
String oldName = branchToRename.getName();
String prefix;
if (oldName.startsWith(Constants.R_HEADS)) prefix = Constants.R_HEADS;
else if (oldName.startsWith(Constants.R_REMOTES)) prefix = Constants.R_REMOTES;
else prefix = null;
String shortName = null;
if (prefix != null) {
shortName = Repository.shortenRefName(branchToRename.getName());
setMessage(NLS.bind(UIText.BranchRenameDialog_Message, shortName));
} else setErrorMessage(NLS.bind(UIText.BranchRenameDialog_WrongPrefixErrorMessage, oldName));
if (shortName != null) {
name.setText(shortName);
name.setSelection(0, shortName.length());
}
final IInputValidator inputValidator =
ValidationUtils.getRefNameInputValidator(repository, prefix, true);
name.addModifyListener(
new ModifyListener() {
public void modifyText(ModifyEvent e) {
String error = inputValidator.isValid(name.getText());
setErrorMessage(error);
getButton(OK).setEnabled(error == null);
}
});
getButton(OK).setEnabled(false);
}
@Test
public void testFilterHidesPrivate() throws Exception {
Map<String, Ref> refs;
TransportLocal t =
new TransportLocal(src, uriOf(dst), dst.getDirectory()) {
@Override
ReceivePack createReceivePack(final Repository db) {
db.close();
dst.incrementOpen();
final ReceivePack rp = super.createReceivePack(dst);
rp.setAdvertiseRefsHook(new HidePrivateHook());
return rp;
}
};
try {
PushConnection c = t.openPush();
try {
refs = c.getRefsMap();
} finally {
c.close();
}
} finally {
t.close();
}
assertNotNull(refs);
assertNull("no private", refs.get(R_PRIVATE));
assertNull("no HEAD", refs.get(Constants.HEAD));
assertEquals(1, refs.size());
Ref master = refs.get(R_MASTER);
assertNotNull("has master", master);
assertEquals(B, master.getObjectId());
}
private static Ref recreate(final Ref old, final ObjectIdRef leaf) {
if (old.isSymbolic()) {
Ref dst = recreate(old.getTarget(), leaf);
return new SymbolicRef(old.getName(), dst);
}
return leaf;
}
@Test
public void logAllCommits() throws Exception {
List<RevCommit> commits = new ArrayList<RevCommit>();
Git git = Git.wrap(db);
writeTrashFile("Test.txt", "Hello world");
git.add().addFilepattern("Test.txt").call();
commits.add(git.commit().setMessage("initial commit").call());
git.branchCreate().setName("branch1").call();
Ref checkedOut = git.checkout().setName("branch1").call();
assertEquals("refs/heads/branch1", checkedOut.getName());
writeTrashFile("Test1.txt", "Hello world!");
git.add().addFilepattern("Test1.txt").call();
commits.add(git.commit().setMessage("branch1 commit").call());
checkedOut = git.checkout().setName("master").call();
assertEquals("refs/heads/master", checkedOut.getName());
writeTrashFile("Test2.txt", "Hello world!!");
git.add().addFilepattern("Test2.txt").call();
commits.add(git.commit().setMessage("branch1 commit").call());
Iterator<RevCommit> log = git.log().all().call().iterator();
assertTrue(log.hasNext());
assertTrue(commits.contains(log.next()));
assertTrue(log.hasNext());
assertTrue(commits.contains(log.next()));
assertTrue(log.hasNext());
assertTrue(commits.contains(log.next()));
assertFalse(log.hasNext());
}
/**
* Adds a set of refs to the set of packed-refs. Only non-symbolic refs are added. If a ref with
* the given name already existed in packed-refs it is updated with the new value. Each loose ref
* which was added to the packed-ref file is deleted. If a given ref can't be locked it will not
* be added to the pack file.
*
* @param refs the refs to be added. Must be fully qualified.
* @throws IOException
*/
public void pack(List<String> refs) throws IOException {
if (refs.size() == 0) return;
FS fs = parent.getFS();
// Lock the packed refs file and read the content
LockFile lck = new LockFile(packedRefsFile);
if (!lck.lock())
throw new IOException(MessageFormat.format(JGitText.get().cannotLock, packedRefsFile));
try {
final PackedRefList packed = getPackedRefs();
RefList<Ref> cur = readPackedRefs();
// Iterate over all refs to be packed
for (String refName : refs) {
Ref ref = readRef(refName, cur);
if (ref.isSymbolic()) continue; // can't pack symbolic refs
// Add/Update it to packed-refs
int idx = cur.find(refName);
if (idx >= 0) cur = cur.set(idx, peeledPackedRef(ref));
else cur = cur.add(idx, peeledPackedRef(ref));
}
// The new content for packed-refs is collected. Persist it.
commitPackedRefs(lck, cur, packed);
// Now delete the loose refs which are now packed
for (String refName : refs) {
// Lock the loose ref
File refFile = fileFor(refName);
if (!fs.exists(refFile)) continue;
LockFile rLck = new LockFile(refFile);
if (!rLck.lock()) continue;
try {
LooseRef currentLooseRef = scanRef(null, refName);
if (currentLooseRef == null || currentLooseRef.isSymbolic()) continue;
Ref packedRef = cur.get(refName);
ObjectId clr_oid = currentLooseRef.getObjectId();
if (clr_oid != null && clr_oid.equals(packedRef.getObjectId())) {
RefList<LooseRef> curLoose, newLoose;
do {
curLoose = looseRefs.get();
int idx = curLoose.find(refName);
if (idx < 0) break;
newLoose = curLoose.remove(idx);
} while (!looseRefs.compareAndSet(curLoose, newLoose));
int levels = levelsIn(refName) - 2;
delete(refFile, levels, rLck);
}
} finally {
rLck.unlock();
}
}
// Don't fire refsChanged. The refs have not change, only their
// storage.
} finally {
lck.unlock();
}
}
CommitBuilder(BranchBuilder b) throws Exception {
branch = b;
Ref ref = db.getRef(branch.ref);
if (ref != null) {
parent(pool.parseCommit(ref.getObjectId()));
}
}
private boolean isMergedInto(Ref oldHead, AnyObjectId src) throws IOException {
RevWalk revWalk = new RevWalk(db);
ObjectId oldHeadObjectId = oldHead.getPeeledObjectId();
if (oldHeadObjectId == null) oldHeadObjectId = oldHead.getObjectId();
RevCommit oldHeadCommit = revWalk.lookupCommit(oldHeadObjectId);
RevCommit srcCommit = revWalk.lookupCommit(src);
return revWalk.isMergedInto(oldHeadCommit, srcCommit);
}
boolean performClone() {
final URIish uri = cloneSource.getSelection().getURI();
setWindowTitle(NLS.bind(UIText.GitCloneWizard_jobName, uri.toString()));
final boolean allSelected;
final Collection<Ref> selectedBranches;
if (validSource.isSourceRepoEmpty()) {
// fetch all branches of empty repo
allSelected = true;
selectedBranches = Collections.emptyList();
} else {
allSelected = validSource.isAllSelected();
selectedBranches = validSource.getSelectedBranches();
}
final File workdir = cloneDestination.getDestinationFile();
final Ref ref = cloneDestination.getInitialBranch();
final String remoteName = cloneDestination.getRemote();
boolean created = workdir.exists();
if (!created) created = workdir.mkdirs();
if (!created || !workdir.isDirectory()) {
final String errorMessage =
NLS.bind(UIText.GitCloneWizard_errorCannotCreate, workdir.getPath());
ErrorDialog.openError(
getShell(),
getWindowTitle(),
UIText.GitCloneWizard_failed,
new Status(IStatus.ERROR, Activator.getPluginId(), 0, errorMessage, null));
// let's give user a chance to fix this minor problem
return false;
}
int timeout =
Activator.getDefault().getPreferenceStore().getInt(UIPreferences.REMOTE_CONNECTION_TIMEOUT);
final CloneOperation op =
new CloneOperation(
uri,
allSelected,
selectedBranches,
workdir,
ref != null ? ref.getName() : null,
remoteName,
timeout);
if (gerritConfiguration.configureGerrit()) doGerritConfiguration(remoteName, op);
UserPasswordCredentials credentials = cloneSource.getCredentials();
if (credentials != null)
op.setCredentialsProvider(
new UsernamePasswordCredentialsProvider(
credentials.getUser(), credentials.getPassword()));
alreadyClonedInto = workdir.getPath();
cloneSource.saveUriInPrefs();
if (!callerRunsCloneOperation) runAsJob(uri, op);
else cloneOperation = op;
return true;
}
private List<String> getTags() {
RevCommit commit = getCommit().getRevCommit();
Repository repository = getCommit().getRepository();
List<String> tags = new ArrayList<String>();
for (Ref tag : repository.getTags().values())
if (commit.equals(repository.peel(tag).getPeeledObjectId()))
tags.add(Repository.shortenRefName(tag.getName()));
Collections.sort(tags);
return tags;
}
@Override
protected boolean tryLock(boolean deref) throws IOException {
dstRef = getRef();
if (deref) dstRef = dstRef.getLeaf();
if (dstRef.isSymbolic()) setOldObjectId(null);
else setOldObjectId(dstRef.getObjectId());
return true;
}
private boolean cherryPick(
HttpServletRequest request,
HttpServletResponse response,
Repository db,
String commitToCherryPick)
throws ServletException, JSONException {
RevWalk revWalk = new RevWalk(db);
try {
Ref headRef = db.getRef(Constants.HEAD);
if (headRef == null)
return statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
"An error occured when cherry-picking.",
null));
RevCommit head = revWalk.parseCommit(headRef.getObjectId());
ObjectId objectId = db.resolve(commitToCherryPick);
Git git = new Git(db);
CherryPickResult cherryPickResult = git.cherryPick().include(objectId).call();
RevCommit newHead = cherryPickResult.getNewHead();
JSONObject result = new JSONObject();
result.put(GitConstants.KEY_RESULT, cherryPickResult.getStatus().name());
result.put(GitConstants.KEY_HEAD_UPDATED, !head.equals(newHead));
OrionServlet.writeJSONResponse(
request, response, result, JsonURIUnqualificationStrategy.ALL_NO_GIT);
return true;
} catch (IOException e) {
return statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
"An error occured when cherry-picking.",
e));
} catch (GitAPIException e) {
return statusHandler.handleRequest(
request,
response,
new ServerStatus(
IStatus.ERROR,
HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
"An error occured when cherry-picking.",
e));
} finally {
revWalk.release();
}
}
@Override
protected Result doLink(String target) throws IOException {
final SymbolicRef newRef =
new SymbolicRef(dstRef.getName(), new ObjectIdRef.Unpeeled(Storage.NEW, target, null));
if (getRefDatabase().compareAndPut(dstRef, newRef)) {
getRefDatabase().stored(newRef);
if (dstRef.getStorage() == Ref.Storage.NEW) return Result.NEW;
return Result.FORCED;
}
return Result.LOCK_FAILURE;
}
/**
* Obtain a modified copy of the cache with a ref stored.
*
* <p>This cache instance is not modified by this method.
*
* @param ref reference to add or replace.
* @return a copy of this cache, with the reference added or replaced.
*/
public RefCache put(Ref ref) {
RefList<Ref> newIds = this.ids.put(ref);
RefList<Ref> newSym = this.sym;
if (ref.isSymbolic()) {
newSym = newSym.put(ref);
} else {
int p = newSym.find(ref.getName());
if (0 <= p) newSym = newSym.remove(p);
}
return new RefCache(newIds, newSym);
}
protected void assertCurrentRevision(String changeId, int expectedNum, ObjectId expectedId)
throws Exception {
ChangeInfo c = get(changeId, CURRENT_REVISION);
assertThat(c.currentRevision).isEqualTo(expectedId.name());
assertThat(c.revisions.get(expectedId.name())._number).isEqualTo(expectedNum);
try (Repository repo = repoManager.openRepository(new Project.NameKey(c.project))) {
Ref ref = repo.getRef(new PatchSet.Id(new Change.Id(c._number), expectedNum).toRefName());
assertThat(ref).isNotNull();
assertThat(ref.getObjectId()).isEqualTo(expectedId);
}
}
private static Ref guessHEAD(final FetchResult result) {
final Ref idHEAD = result.getAdvertisedRef(Constants.HEAD);
Ref head = null;
for (final Ref r : result.getAdvertisedRefs()) {
final String n = r.getName();
if (!n.startsWith(Constants.R_HEADS)) continue;
if (idHEAD == null || head != null) continue;
if (r.getObjectId().equals(idHEAD.getObjectId())) head = r;
}
if (idHEAD != null && head == null) head = idHEAD;
return head;
}
@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();
RevWalk revWalk = new RevWalk(ins.newReader())) {
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;
}
}
public RefDirectoryUpdate newUpdate(String name, boolean detach) throws IOException {
boolean detachingSymbolicRef = false;
final RefList<Ref> packed = getPackedRefs();
Ref ref = readRef(name, packed);
if (ref != null) ref = resolve(ref, 0, null, null, packed);
if (ref == null) ref = new ObjectIdRef.Unpeeled(NEW, name, null);
else {
detachingSymbolicRef = detach && ref.isSymbolic();
}
RefDirectoryUpdate refDirUpdate = new RefDirectoryUpdate(this, ref);
if (detachingSymbolicRef) refDirUpdate.setDetachingSymbolicRef();
return refDirUpdate;
}
/**
* Constructs this page.
*
* <p>If a base branch is provided, the drop down will be selected accordingly
*
* @param repo the repository
* @param baseRef the branch or tag to base the new branch on, may be null
*/
public CreateBranchPage(Repository repo, Ref baseRef) {
super(CreateBranchPage.class.getName());
this.myRepository = repo;
if (baseRef != null) this.myBaseRef = baseRef.getName();
else this.myBaseRef = null;
this.myBaseCommit = null;
this.myValidator =
ValidationUtils.getRefNameInputValidator(myRepository, Constants.R_HEADS, false);
if (baseRef != null) this.upstreamConfig = UpstreamConfig.getDefault(repo, baseRef.getName());
else this.upstreamConfig = UpstreamConfig.NONE;
setTitle(UIText.CreateBranchPage_Title);
setMessage(UIText.CreateBranchPage_ChooseBranchAndNameMessage);
}
private static boolean isReachable(Repository repo, AnyObjectId id) throws IOException {
try (RevWalk rw = new RevWalk(repo)) {
for (Ref ref : repo.getAllRefs().values()) {
rw.markStart(rw.parseCommit(ref.getObjectId()));
}
for (RevCommit next; (next = rw.next()) != null; ) {
if (AnyObjectId.equals(next, id)) {
return true;
}
}
}
return false;
}
public Object execute(ExecutionEvent event) throws ExecutionException {
final Repository repository = getRepository(true, event);
// assert all resources map to the same repository
if (repository == null) return null;
final IResource[] resources = getSelectedResources(event);
if (resources.length == 1 && resources[0] instanceof IFile) {
final IFile baseFile = (IFile) resources[0];
final String gitPath =
RepositoryMapping.getMapping(baseFile.getProject()).getRepoRelativePath(baseFile);
final ITypedElement base = SaveableCompareEditorInput.createFileElement(baseFile);
ITypedElement next;
try {
Ref head = repository.getRef(Constants.HEAD);
RevWalk rw = new RevWalk(repository);
RevCommit commit = rw.parseCommit(head.getObjectId());
next = CompareUtils.getFileRevisionTypedElement(gitPath, commit, repository);
} catch (IOException e) {
Activator.handleError(e.getMessage(), e, true);
return null;
}
final GitCompareFileRevisionEditorInput in =
new GitCompareFileRevisionEditorInput(base, next, null);
CompareUI.openCompareEditor(in);
return null;
} else {
CompareTreeView view;
try {
view =
(CompareTreeView)
PlatformUI.getWorkbench()
.getActiveWorkbenchWindow()
.getActivePage()
.showView(CompareTreeView.ID);
try {
view.setInput(resources, repository.resolve(Constants.HEAD).name());
} catch (IOException e) {
Activator.handleError(e.getMessage(), e, true);
return null;
}
} catch (PartInitException e) {
Activator.handleError(e.getMessage(), e, true);
return null;
}
return null;
}
}
