public DeletionInfo deserialize(DataInput in, int version, Comparator<ByteBuffer> comparator)
throws IOException {
assert comparator != null;
DeletionTime topLevel = DeletionTime.serializer.deserialize(in);
if (version < MessagingService.VERSION_12)
return new DeletionInfo(
topLevel, IntervalTree.<ByteBuffer, DeletionTime, RangeTombstone>emptyTree());
IntervalTree<ByteBuffer, DeletionTime, RangeTombstone> ranges =
itSerializer.deserialize(in, version, comparator);
return new DeletionInfo(topLevel, ranges);
}
public void serialize(DeletionInfo info, DataOutput out, int version) throws IOException {
DeletionTime.serializer.serialize(info.topLevel, out);
// Pre-1.2 version don't know about range tombstones and thus users should upgrade all
// nodes before using them. If they didn't, better fail early that propagating bad info
if (version < MessagingService.VERSION_12) {
if (!info.ranges.isEmpty())
throw new RuntimeException(
"Cannot send range tombstone to pre-1.2 node. You should upgrade all node to Cassandra 1.2+ before using range tombstone.");
// Otherwise we're done
} else {
itSerializer.serialize(info.ranges, out, version);
}
}
public long serializedSize(DeletionInfo info, TypeSizes typeSizes, int version) {
long size = DeletionTime.serializer.serializedSize(info.topLevel, typeSizes);
if (version < MessagingService.VERSION_12) return size;
return size + itSerializer.serializedSize(info.ranges, typeSizes, version);
}
