ImmutableList<WaveletDeltaRecord> persistedDeltas;
try {
persistedDeltas =
readDeltasInRange(deltasAccess, startVersion.getVersion(), endVersion.getVersion());
} catch (IOException e) {
throw new RuntimeIOException(e);
}
NavigableMap<HashedVersion, TransformedWaveletDelta> allTransformedDeltasMap =
Maps.newTreeMap();
allTransformedDeltasMap.putAll(cachedDeltas);
for (WaveletDeltaRecord d : persistedDeltas) {