How to use

build

method

in

org.eclipse.jgit.generated.storage.dht.proto.GitStore$RefData$Builder

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 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 RefData newData() throws IOException {
  RefData.Builder d = RefData.newBuilder(oldData);
  clearRefData(d);
  updateSequence(d);
  ObjectId newId = getNewObjectId();
  d.getTargetBuilder().setObjectName(newId.name());
  try {
    DhtReader ctx = (DhtReader) rw.getObjectReader();
    RevObject obj = rw.parseAny(newId);
    ChunkKey oKey = ctx.findChunk(newId);
    if (oKey != null)
      d.getTargetBuilder().setChunkKey(oKey.asString());
    if (obj instanceof RevTag) {
      ObjectId pId = rw.peel(obj);
      ChunkKey pKey = ctx.findChunk(pId);
      if (pKey != null)
        d.getPeeledBuilder().setChunkKey(pKey.asString());
      d.getPeeledBuilder().setObjectName(pId.name());
    }
  } catch (MissingObjectException e) {
    // Automatic peeling failed. Ignore the problem and deal with it
    // during reading later, this is the classical Git behavior on disk.
  }
  return d.build();
}

private RefData newData() throws IOException {
  RefData.Builder d = RefData.newBuilder(oldData);
  clearRefData(d);
  updateSequence(d);
  ObjectId newId = getNewObjectId();
  d.getTargetBuilder().setObjectName(newId.name());
  try {
    DhtReader ctx = (DhtReader) rw.getObjectReader();
    RevObject obj = rw.parseAny(newId);
    ChunkKey oKey = ctx.findChunk(newId);
    if (oKey != null)
      d.getTargetBuilder().setChunkKey(oKey.asString());
    if (obj instanceof RevTag) {
      ObjectId pId = rw.peel(obj);
      ChunkKey pKey = ctx.findChunk(pId);
      if (pKey != null)
        d.getPeeledBuilder().setChunkKey(pKey.asString());
      d.getPeeledBuilder().setObjectName(pId.name());
    }
  } catch (MissingObjectException e) {
    // Automatic peeling failed. Ignore the problem and deal with it
    // during reading later, this is the classical Git behavior on disk.
  }
  return d.build();
}

@Override
public DhtRefUpdate newUpdate(String refName, boolean detach)
    throws IOException {
  boolean detachingSymbolicRef = false;
  DhtRef ref = getOneRef(refName);
  if (ref == null)
    ref = new DhtObjectIdRef(refName, NONE);
  else
    detachingSymbolicRef = detach && ref.isSymbolic();
  if (detachingSymbolicRef) {
    RefData src = ((DhtRef) ref.getLeaf()).getRefData();
    RefData.Builder b = RefData.newBuilder(ref.getRefData());
    b.clearSymref();
    b.setTarget(src.getTarget());
    ref = new DhtObjectIdRef(refName, b.build());
  }
  RepositoryKey repo = repository.getRepositoryKey();
  DhtRefUpdate update = new DhtRefUpdate(this, repo, db, ref);
  if (detachingSymbolicRef)
    update.setDetachingSymbolicRef();
  return update;
}

@Override
protected Result doLink(String target) throws IOException {
  try {
    RefData.Builder d = RefData.newBuilder(oldData);
    clearRefData(d);
    updateSequence(d);
    d.setSymref(target);
    newData = d.build();
    boolean r = db.ref().compareAndPut(refKey, oldData, newData);
    if (r) {
      getRefDatabase().stored(dstRef.getName(), newData);
      if (getRef().getStorage() == Ref.Storage.NEW)
        return Result.NEW;
      return Result.FORCED;
    } else {
      getRefDatabase().clearCache();
      return Result.LOCK_FAILURE;
    }
  } catch (TimeoutException e) {
    return Result.IO_FAILURE;
  }
}

@Override
protected Result doLink(String target) throws IOException {
  try {
    RefData.Builder d = RefData.newBuilder(oldData);
    clearRefData(d);
    updateSequence(d);
    d.setSymref(target);
    newData = d.build();
    boolean r = db.ref().compareAndPut(refKey, oldData, newData);
    if (r) {
      getRefDatabase().stored(dstRef.getName(), newData);
      if (getRef().getStorage() == Ref.Storage.NEW)
        return Result.NEW;
      return Result.FORCED;
    } else {
      getRefDatabase().clearCache();
      return Result.LOCK_FAILURE;
    }
  } catch (TimeoutException e) {
    return Result.IO_FAILURE;
  }
}

@Override
public DhtRefUpdate newUpdate(String refName, boolean detach)
    throws IOException {
  boolean detachingSymbolicRef = false;
  DhtRef ref = getOneRef(refName);
  if (ref == null)
    ref = new DhtObjectIdRef(refName, NONE);
  else
    detachingSymbolicRef = detach && ref.isSymbolic();
  if (detachingSymbolicRef) {
    RefData src = ((DhtRef) ref.getLeaf()).getRefData();
    RefData.Builder b = RefData.newBuilder(ref.getRefData());
    b.clearSymref();
    b.setTarget(src.getTarget());
    ref = new DhtObjectIdRef(refName, b.build());
  }
  RepositoryKey repo = repository.getRepositoryKey();
  DhtRefUpdate update = new DhtRefUpdate(this, repo, db, ref);
  if (detachingSymbolicRef)
    update.setDetachingSymbolicRef();
  return update;
}