This shouldn't happen.. That means your unfiltered C also contains
uninitialized messages.. Did you add new required fields in your .proto file
(or change optional to required)?
On Wed, Jun 8, 2011 at 5:55 AM, ksamdev <samvel.khalat...@gmail.com> wrote:
> Hi,
>
> I've got nested messages like:
>
> message A
> {
> required double value = 1;
> }
>
> message B
> {
> required A a = 1;
> }
>
> message C
> {
> repeated B entries = 1;
> }
>
> The C object is saved in file and may have any number of B entries.
> However, now I'd like to save a copy of C in a different file with B's that
> match some criteria, e.g.
>
> ...
> C original;
> // Read object from file
>
> C *copy = new C();
> typedef ::google::protobuf::RepeatedPtrField<B> Bs;
>
> for(Bs::const_iterator b = c->entries().begin();
> c->entries().end() != b;
> ++b)
> {
> if (b->a().value() < 5)
> continue;
>
> // Copy B entry and add it to the Filtered C
> B *entry = copy->add_entries();
> *entry = *b;
> }
> // save copy
>
> Sometimes it happens that I get the error message upon reading filtered C:
>
> libprotobuf ERROR google/protobuf/message_lite.cc:123] Can't parse message
> of type "C" because it is missing required fields: entries[0].A
>
> It seems that deep copy of nested repeated messages failed for some reason.
> Any ideas how to fix this?
>
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