I will try .
Instead of string with bytes.
This PBs are RW may be on different language(C++ / Java/ Python).
Henner Zeller 写道:
> On Wed, Oct 21, 2009 at 01:11, SuKai <sukai090...@gmail.com> wrote:
>
>> Hi All!
>>
>> SerializeToString is used for translate PB object to std::string, but i
>> want to use this string assign to another PB object's colum.
>>
>> I cannot to do it.
>>
>
> What exactly does not work ? What do you try to do and what do you
> expect but what happens instead ?
>
>
>> a.proto
>>
>> message A
>> {
>> required string user = 1;
>> }
>>
>>
>> b.proto
>>
>> message B
>> {
>> required int counts = 1;
>> }
>>
>>
>> So, B.SerializeToString() into A.user.
>>
>> why?
>>
>
> a_instance.set_user(b_instance.SerializeToString());
> should work.
>
> You certainly can store the result of a serialized proto buffer in
> some other proto buffers string. You might want to use the type
> 'bytes' here though because 'string' will have trouble in languages
> (such as Java) in which the content is interpreted as UTF-8.
>
> -h
>
>
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