On Wed, May 10, 2017 at 7:51 AM, Wayde Leverington <
leverington2...@gmail.com> wrote:

> Hi,
>
> I currently trying to parse a json array to protobuf
> using JsonStringToMessage method.
>
> Example Json:
> [
>   {
>     Name:"Bob",
>     Age:24
>   },
>   {
>     Name:"John",
>     Age:12
>   },
>  {
>     Name:"Pat",
>     Age:64
>   }
> ]
>
> Example Proto:
> syntax = "proto3";
>
> message Person{
>     string name = 1 [json_name = "Name"];
>     int32 age= 2 [json_name = "Age"];
>   }
>
> message PersonList{
>   repeated Person personList = 1;
> }
>
>
> Currently this throws an error "INVALID_ARGUMENT:: Root element must be a
> message.". Is there a way to setup a protobuf to allows an anonymous json
> root?
>
Right now JsonStringToMessage works on a message object and expects a JSON
object as the input. You can wrap your JSON array like this to make it work:
{"personList": [ ... your array data ... ]}



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