public GossipDigestAckMessage deserialize(DataInputStream dis) throws IOException { List<GossipDigest> gDigestList = GossipDigestSerializationHelper.deserialize(dis); dis.readBoolean(); // 0.6 compatibility Map<InetAddress, EndpointState> epStateMap = EndpointStatesSerializationHelper.deserialize(dis); return new GossipDigestAckMessage(gDigestList, epStateMap); }