/** Constructor. */
public WaveletContainerImpl(WaveletName waveletName) {
this.waveletName = waveletName;
waveletData = new WaveletDataImpl(waveletName.waveId, waveletName.waveletId);
currentVersion = HASHED_HISTORY_VERSION_FACTORY.createVersionZero(waveletName);
lastCommittedVersion = null;
appliedDeltas = Sets.newTreeSet(appliedDeltaComparator);
transformedDeltas = Sets.newTreeSet(transformedDeltaComparator);
deserializedTransformedDeltas = Sets.newTreeSet(deserializedDeltaComparator);
// Configure the locks used by this Wavelet.
final ReadWriteLock readWriteLock = new ReentrantReadWriteLock();
readLock = readWriteLock.readLock();
writeLock = readWriteLock.writeLock();
state = State.OK;
}
/**
* Commit an applied delta to this wavelet container.
*
* @param appliedDelta to commit
* @param transformedDelta of the applied delta
* @return result of the application
*/
protected DeltaApplicationResult commitAppliedDelta(
ByteStringMessage<ProtocolAppliedWaveletDelta> appliedDelta, WaveletDelta transformedDelta) {
ProtocolWaveletDelta transformedProtocolDelta =
WaveletOperationSerializer.serialize(transformedDelta, currentVersion);
transformedDeltas.add(transformedProtocolDelta);
deserializedTransformedDeltas.add(new VersionedWaveletDelta(transformedDelta, currentVersion));
appliedDeltas.add(appliedDelta);
HashedVersion newVersion =
HASHED_HISTORY_VERSION_FACTORY.create(
appliedDelta.getByteArray(), currentVersion, transformedDelta.getOperations().size());
currentVersion = newVersion;
return new DeltaApplicationResult(
appliedDelta, transformedProtocolDelta, WaveletOperationSerializer.serialize(newVersion));
}