Yes it does. Thanks.
Where can I read more about this disabling of list-handling and its effects?
On Thu, Jun 28, 2012 at 8:31 AM, Marc Gravell <marc.grav...@gmail.com>wrote:
> Well, until I get around to re-implementing it for v2, GetProto<T> will
> just make a quiet apology. But to answer your question, consider an example
> such as ItemList<Customer>
>
> Item<TItem> could be (I can't remember how v1 implements this) something
> like
>
> message Item_Customer {
> optional Customer Item = 1;
> }
>
> On the subject of ItemList<TItem> - unless you disable list-handling
> (separate topic), this will be treated *entirely* as just a List<TItem> -
> so no specific message is generated. As per my previous comment, such a
> list is then semantically identical to
>
> message SomeWrapper {
> repeated Item_Customer Items = 1;
> }
>
> Make sense?
>
> Marc
>
> On 28 June 2012 13:24, Joel Carrier <j...@joelcarrier.com> wrote:
>
>> Thanks a lot for the explanation Marc.
>>
>> I'm currently investigating some interop issues we're having and I'm
>> starting to realize that this might be the source of the problem.
>>
>> [CollectionDataContract(Name = "ItemList")]
>> public class ItemList<TItem> : List<Item<TItem>> where TItem : class
>> ...
>> where
>>
>> [DataContract(Name = "Item")]
>> public class Item<TItem> where TItem : class
>> {
>> [DataMember(Order = 1, Name = "Item")]
>> public TItem Item { get; set; }
>> ...
>>
>> The TItems are classes generated from .proto files. So we're mixing the
>> functionality (annotated classes vs. proto files).
>>
>> I think we're breaking a lot of "rules" here and I'm wondering how this
>> could ever generate valid .proto files.
>> That is, if it were to work, I have trouble picturing what Serializer.
>> GetProto<ItemList>() might output.
>>
>> This does appear to be working between clients using protobuf-net but I
>> guess what I'm looking for is confirmation that this would probably not
>> work nicely interop-ing with other Protocol Buffer libraries.
>>
>> (Note: I'm new to this stuff, so if I'm not making any sense at all let
>> me know and I'll return with a smarter question.)
>>
>>
>> Joel
>>
>>
>> On Wednesday, June 27, 2012 4:07:49 PM UTC-4, Marc Gravell wrote:
>>>
>>> The data is of course compatible. A `List<Foo>` is directly mappable to
>>> .proto via for example:
>>>
>>> message SomeOuterMessage {
>>> repeated Foo items = 1;
>>> }
>>>
>>> In fact, for that reason, serializing a List<Foo> will produce
>>> **exactly** the same data on the wire as serializing:
>>>
>>> [ProtoContract]
>>> public class Whatever {
>>> [ProtoMember(1)]
>>> public List<Foo> Items {get;set;}
>>> }
>>>
>>> which is (give or take) what you will get if you feed the above .proto
>>> into "protogen" (protobuf-net's entirely optional code generator for
>>> handling .proto definitions)
>>>
>>> Marc
>>>
>>>
>>>
>>> On 27 June 2012 16:21, Joel Carrier <j...@joelcarrier.com> wrote:
>>>
>>>> Hi Marc,
>>>>
>>>> Could you elaborate on your note: (note: this is specific to
>>>> protobuf-net, not "protocol buffers" more widely)
>>>>
>>>> What are the implications if communicating with non-protobuf-net
>>>> targets? (ie. java, python, ... applications)
>>>>
>>>> Joel
>>>>
>>>>
>>>> On Wednesday, June 20, 2012 9:05:49 AM UTC-4, Marc Gravell wrote:
>>>>>
>>>>> (note: this is specific to protobuf-net, not "protocol buffers" more
>>>>> widely), but yes: that (a generic list) would work fine, as long as the
>>>>> property has been marked for serialization and given a number. There also
>>>>> doesn't need to be a "set" accessor, although it can make full use of a
>>>>> "set" - i.e. if it finds the list is "null", it will create a new list of
>>>>> the appropriate type and use the "set" to update the object.
>>>>>
>>>>> So, your code would be fine if it has been designated a number, or a
>>>>> related example:
>>>>>
>>>>> [ProtoMember(4)]
>>>>> public List<Order> Orders { get { return orders; } }
>>>>> private readonly List<Order> orders = new List<Order>();
>>>>>
>>>>> Marc
>>>>> (protobuf-net)
>>>>>
>>>>> On 20 June 2012 13:08, Farooq Mushtaq <farooqmushta...@gmail.com>wrote:
>>>>>
>>>>>> How can we serialize list of objects by using protobuf-net? Is
>>>>>> protobuf-net support list of objects like
>>>>>> public List(ABC) DEF
>>>>>> {
>>>>>> get;
>>>>>> set;
>>>>>> }
>>>>>>
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>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Regards,
>>>>>
>>>>> Marc
>>>>>
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>>>>
>>>
>>>
>>>
>>> --
>>> Regards,
>>>
>>> Marc
>>>
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>
>
>
> --
> Regards,
>
> Marc
>
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