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();
}
}
private ObjectIdRef doPeel(final Ref leaf) throws MissingObjectException, IOException {
try (RevWalk rw = new RevWalk(getRepository())) {
RevObject obj = rw.parseAny(leaf.getObjectId());
if (obj instanceof RevTag) {
return new ObjectIdRef.PeeledTag(
leaf.getStorage(), leaf.getName(), leaf.getObjectId(), rw.peel(obj).copy());
} else {
return new ObjectIdRef.PeeledNonTag(leaf.getStorage(), leaf.getName(), leaf.getObjectId());
}
}
}
/**
* Sets default values for not explicitly specified options. Then validates that all required data
* has been provided.
*
* @param state the state of the repository we are working on
* @param rw the RevWalk to use
* @throws NoMessageException if the commit message has not been specified
*/
private void processOptions(RepositoryState state, RevWalk rw) throws NoMessageException {
if (committer == null) committer = new PersonIdent(repo);
if (author == null && !amend) author = committer;
if (allowEmpty == null)
// JGit allows empty commits by default. Only when pathes are
// specified the commit should not be empty. This behaviour differs
// from native git but can only be adapted in the next release.
// TODO(ch) align the defaults with native git
allowEmpty = (only.isEmpty()) ? Boolean.TRUE : Boolean.FALSE;
// when doing a merge commit parse MERGE_HEAD and MERGE_MSG files
if (state == RepositoryState.MERGING_RESOLVED || isMergeDuringRebase(state)) {
try {
parents = repo.readMergeHeads();
if (parents != null)
for (int i = 0; i < parents.size(); i++) {
RevObject ro = rw.parseAny(parents.get(i));
if (ro instanceof RevTag) parents.set(i, rw.peel(ro));
}
} catch (IOException e) {
throw new JGitInternalException(
MessageFormat.format(
JGitText.get().exceptionOccurredDuringReadingOfGIT_DIR, Constants.MERGE_HEAD, e),
e);
}
if (message == null) {
try {
message = repo.readMergeCommitMsg();
} catch (IOException e) {
throw new JGitInternalException(
MessageFormat.format(
JGitText.get().exceptionOccurredDuringReadingOfGIT_DIR, Constants.MERGE_MSG, e),
e);
}
}
} else if (state == RepositoryState.SAFE && message == null) {
try {
message = repo.readSquashCommitMsg();
if (message != null) repo.writeSquashCommitMsg(null /* delete */);
} catch (IOException e) {
throw new JGitInternalException(
MessageFormat.format(
JGitText.get().exceptionOccurredDuringReadingOfGIT_DIR, Constants.MERGE_MSG, e),
e);
}
}
if (message == null)
// as long as we don't support -C option we have to have
// an explicit message
throw new NoMessageException(JGitText.get().commitMessageNotSpecified);
}
/**
* Sets default values for not explicitly specified options. Then validates that all required data
* has been provided.
*
* @param state the state of the repository we are working on
* @param rw the RevWalk to use
* @throws NoMessageException if the commit message has not been specified
*/
private void processOptions(RepositoryState state, RevWalk rw) throws NoMessageException {
if (committer == null) committer = new PersonIdent(repo);
if (author == null && !amend) author = committer;
// when doing a merge commit parse MERGE_HEAD and MERGE_MSG files
if (state == RepositoryState.MERGING_RESOLVED || isMergeDuringRebase(state)) {
try {
parents = repo.readMergeHeads();
if (parents != null)
for (int i = 0; i < parents.size(); i++) {
RevObject ro = rw.parseAny(parents.get(i));
if (ro instanceof RevTag) parents.set(i, rw.peel(ro));
}
} catch (IOException e) {
throw new JGitInternalException(
MessageFormat.format(
JGitText.get().exceptionOccurredDuringReadingOfGIT_DIR, Constants.MERGE_HEAD, e),
e);
}
if (message == null) {
try {
message = repo.readMergeCommitMsg();
} catch (IOException e) {
throw new JGitInternalException(
MessageFormat.format(
JGitText.get().exceptionOccurredDuringReadingOfGIT_DIR, Constants.MERGE_MSG, e),
e);
}
}
} else if (state == RepositoryState.SAFE && message == null) {
try {
message = repo.readSquashCommitMsg();
if (message != null) repo.writeSquashCommitMsg(null /* delete */);
} catch (IOException e) {
throw new JGitInternalException(
MessageFormat.format(
JGitText.get().exceptionOccurredDuringReadingOfGIT_DIR, Constants.MERGE_MSG, e),
e);
}
}
if (message == null)
// as long as we don't support -C option we have to have
// an explicit message
throw new NoMessageException(JGitText.get().commitMessageNotSpecified);
}
@Override
protected Result doUpdate(Result desiredResult) throws IOException {
ObjectIdRef newRef;
RevObject obj = rw.parseAny(getNewObjectId());
if (obj instanceof RevTag) {
newRef =
new ObjectIdRef.PeeledTag(
Storage.PACKED, dstRef.getName(), getNewObjectId(), rw.peel(obj).copy());
} else {
newRef = new ObjectIdRef.PeeledNonTag(Storage.PACKED, dstRef.getName(), getNewObjectId());
}
if (getRefDatabase().compareAndPut(dstRef, newRef)) {
getRefDatabase().stored(newRef);
return desiredResult;
}
return Result.LOCK_FAILURE;
}
