public QueryResponse Query(QueryRequest qr)
{
uint size = (uint)qr.CalculateSize();
byte[] bytes = new byte[size];
CodedOutputStream cos = new CodedOutputStream(bytes);
qr.WriteTo(cos);
cos.Flush();
string s2 = System.Text.Encoding.ASCII.GetString(bytes);
VectorByte vb = new VectorByte(bytes);
VectorByte resp = cache.query(vb, size);
byte[] respBytes = new byte[resp.Count];
resp.CopyTo(respBytes);
QueryResponse queryResp = new QueryResponse();
return(QueryResponse.Parser.ParseFrom(respBytes));
}