func (c *Client) Set(key string, value string) (int, string) {
request := new(protobuf.Request)
request.Id = proto.String(randomId())
request.Type = proto.String("set")
request.Key = proto.String(key)
request.Value = proto.String(value)
callback := c.write(request)
if callback == nil {
return -1, ""
}
// Block on callback
response := <-callback
return int(response.GetResult()), response.GetValue()
}
