Package org.waveprotocol.wave.model.operation.wave

Examples of org.waveprotocol.wave.model.operation.wave.TransformedWaveletDelta

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    HashedVersion connectVersion;
    // This stream has reconnected at a previous version of the wavelet.
    // The first delta has zero operations. It carries the reconnect version
    // and signature.
    TransformedWaveletDelta firstDelta = deltas.get(0);
    if (firstDelta.size() != 0) {
      throw new ChannelException("Delta channel: invalid first wave stream message, "
          + "expected no ops, got " + firstDelta.size(), NOT_RECOVERABLE);
    }
    connectVersion = HashedVersion.of(firstDelta.getAppliedAtVersion(),
        firstDelta.getResultingVersion().getHistoryHash());
    logTrace("Delta channel reconnecting, connect version ",
        connectVersion.getVersion(), " current version ", currentSignedVersion != null ?
            currentSignedVersion.getVersion() : connectVersion.getVersion());

    processConnect(connectVersion, lastCommittedVersion, currentSignedVersion);
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        return;
      }

      try {
        WaveletDeltaRecord submitResult = wavelet.submitRequest(waveletName, signedDelta);
        TransformedWaveletDelta transformedDelta = submitResult.getTransformedDelta();
        LOG.info("Submit result for " + waveletName + " by "
            + transformedDelta.getAuthor() + " applied "
            + transformedDelta.size() + " ops at v: "
            + transformedDelta.getAppliedAtVersion() + " t: "
            + transformedDelta.getApplicationTimestamp());
        resultListener.onSuccess(transformedDelta.size(),
            CoreWaveletOperationSerializer.serialize(transformedDelta.getResultingVersion()),
            transformedDelta.getApplicationTimestamp());
      } catch (OperationException e) {
        resultListener.onFailure(FederationErrors.badRequest(e.getMessage()));
      } catch (InvalidProtocolBufferException e) {
        resultListener.onFailure(FederationErrors.badRequest(e.getMessage()));
      } catch (InvalidHashException e) {
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      wavelets.put(waveletName.waveletId, wavelet);
    }

    // Add the delta to the history and update the wavelet's version.
    HashedVersion resultingVersion = updateAndGetVersion(waveletName, delta.getOperationCount());
    TransformedWaveletDelta versionedDelta = CoreWaveletOperationSerializer.deserialize(delta,
        resultingVersion, APP_TIMESTAMP);
    deltas.put(waveletName, versionedDelta);

    // Confirm submit success.
    doSubmitSuccess(waveletName, resultingVersion, APP_TIMESTAMP);
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      throws OperationException {
    List<WaveletOperation> inverseOps = Lists.newArrayList();

    // Go through everything in reverse order
    for (int i = deltas.size() - 1; i >= 0; i--) {
      TransformedWaveletDelta delta = deltas.get(i);
      // Metadata such as the last modified ts will change due to the rollback
      // of operations.
      for (int j = delta.size() - 1; j >= 0; j--) {
        WaveletOperation op = delta.get(j);
        WaveletOperation inverseOp = WaveletOperationInverter.invert(op);
        inverseOps.add(inverseOp);
      }
    }
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  }

  @Override
  public TransformedWaveletDelta getTransformedDelta(
      final HashedVersion beginVersion) {
    TransformedWaveletDelta delta = transformedDeltas.get(beginVersion);
    if (delta != null) {
      return delta;
    } else {
      WaveletDeltaRecord nowDelta;
      try {
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  public TransformedWaveletDelta getTransformedDeltaByEndVersion(final HashedVersion endVersion) {
    Preconditions.checkArgument(endVersion.getVersion() > 0, "end version %s is not positive",
        endVersion);
    Entry<HashedVersion, TransformedWaveletDelta> transformedEntry =
        transformedDeltas.lowerEntry(endVersion);
    final TransformedWaveletDelta cachedDelta =
        transformedEntry != null ? transformedEntry.getValue() : null;
    if (snapshot == null) {
      return null;
    } else {
      WaveletDeltaRecord deltaRecord = getDeltaRecordByEndVersion(endVersion);
      TransformedWaveletDelta delta;
      if (deltaRecord == null && cachedDelta != null
          && cachedDelta.getResultingVersion().equals(endVersion)) {
        delta = cachedDelta;
      } else {
        delta = deltaRecord != null ? deltaRecord.getTransformedDelta() : null;
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Related Classes of org.waveprotocol.wave.model.operation.wave.TransformedWaveletDelta

  • org.waveprotocol.box.common.DeltaSequence
  • org.waveprotocol.box.server.common.CoreWaveletOperationSerializer
  • org.waveprotocol.box.server.frontend.ClientFrontendImpl
  • org.waveprotocol.box.server.frontend.ClientFrontendImplTest
  • org.waveprotocol.box.server.frontend.testing.FakeWaveServer
  • org.waveprotocol.box.server.frontend.UserManagerTest
  • org.waveprotocol.box.server.persistence.DeltaStoreTestBase
  • org.waveprotocol.box.server.persistence.file.FileDeltaCollection
  • org.waveprotocol.box.server.persistence.mongodb.MongoDbDeltaStoreUtil
  • org.waveprotocol.box.server.persistence.protos.ProtoDeltaStoreDataSerializer
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