protected void updateSuperProjects(ReviewDb db, Set<Branch.NameKey> updatedBranches)
throws SubmoduleException {
try {
// These (repo/branch) will be updated later with all the given
// individual submodule subscriptions
Multimap<Branch.NameKey, SubmoduleSubscription> targets = HashMultimap.create();
for (Branch.NameKey updatedBranch : updatedBranches) {
for (SubmoduleSubscription sub : db.submoduleSubscriptions().bySubmodule(updatedBranch)) {
targets.put(sub.getSuperProject(), sub);
}
}
updatedSubscribers.addAll(updatedBranches);
// Update subscribers.
for (Branch.NameKey dest : targets.keySet()) {
try {
if (!updatedSubscribers.add(dest)) {
log.error("Possible circular subscription involving " + dest);
} else {
updateGitlinks(db, dest, targets.get(dest));
}
} catch (SubmoduleException e) {
log.warn("Cannot update gitlinks for " + dest, e);
}
}
} catch (OrmException e) {
logAndThrowSubmoduleException("Cannot read subscription records", e);
}
}
void updateSubmoduleSubscriptions(ReviewDb db, Branch.NameKey destBranch)
throws SubmoduleException {
if (urlProvider.get() == null) {
logAndThrowSubmoduleException(
"Cannot establish canonical web url used "
+ "to access gerrit. It should be provided in gerrit.config file.");
}
try (Repository repo = repoManager.openRepository(destBranch.getParentKey());
RevWalk rw = new RevWalk(repo)) {
ObjectId id = repo.resolve(destBranch.get());
RevCommit commit = rw.parseCommit(id);
Set<SubmoduleSubscription> oldSubscriptions =
Sets.newHashSet(db.submoduleSubscriptions().bySuperProject(destBranch));
Set<SubmoduleSubscription> newSubscriptions;
TreeWalk tw = TreeWalk.forPath(repo, GIT_MODULES, commit.getTree());
if (tw != null
&& (FileMode.REGULAR_FILE.equals(tw.getRawMode(0))
|| FileMode.EXECUTABLE_FILE.equals(tw.getRawMode(0)))) {
BlobBasedConfig bbc = new BlobBasedConfig(null, repo, commit, GIT_MODULES);
String thisServer = new URI(urlProvider.get()).getHost();
newSubscriptions =
subSecParserFactory.create(bbc, thisServer, destBranch).parseAllSections();
} else {
newSubscriptions = Collections.emptySet();
}
Set<SubmoduleSubscription> alreadySubscribeds = new HashSet<>();
for (SubmoduleSubscription s : newSubscriptions) {
if (oldSubscriptions.contains(s)) {
alreadySubscribeds.add(s);
}
}
oldSubscriptions.removeAll(newSubscriptions);
newSubscriptions.removeAll(alreadySubscribeds);
if (!oldSubscriptions.isEmpty()) {
db.submoduleSubscriptions().delete(oldSubscriptions);
}
if (!newSubscriptions.isEmpty()) {
db.submoduleSubscriptions().insert(newSubscriptions);
}
} catch (OrmException e) {
logAndThrowSubmoduleException(
"Database problem at update of subscriptions table from " + GIT_MODULES + " file.", e);
} catch (ConfigInvalidException e) {
logAndThrowSubmoduleException(
"Problem at update of subscriptions table: " + GIT_MODULES + " config file is invalid.",
e);
} catch (IOException e) {
logAndThrowSubmoduleException(
"Problem at update of subscriptions table from " + GIT_MODULES + ".", e);
} catch (URISyntaxException e) {
logAndThrowSubmoduleException(
"Incorrect gerrit canonical web url provided in gerrit.config file.", e);
}
}