*/
public String serializeOperationBatch(List<WaveletOperation> input) {
Preconditions.checkState(input.size() >= 1, "Operation batch input should have >= 1 items");
OperationBatch batch = MessageFactoryHelper.createOperationBatch();
for (WaveletOperation op : input) {
batch.addOperation(OperationSerializer.createMessage(op));
}
return serializer.serializeOperationBatch(batch);
}
public List<WaveletOperation> deserializeOperationBatch(