Questions tagged [proto3]
Protocol Buffers - Google's data interchange format
proto3
146
questions
0
votes
0
answers
32
views
Enforce requiredness with email validation rules?
I'm using the protoc-gen-validate extensions to Protocol Buffer. I came across some other answers here but they didn't completely answer my question.
I'm trying to validate that the value passed into ...
- 465
0
votes
1
answer
90
views
Protobuf partial serialization of common fields in Java
I have a protobuf message which I need to send to multiple clients. The message has the same data for each client except for one field (a sequence number) which is different for each client. Now I can ...
- 59
1
vote
0
answers
110
views
Proto3 implicit field presence
In the proto3 guide (https://protobuf.dev/programming-guides/proto3/) it says:
If no explicit field label is applied, the default field label, called “implicit field presence,” is assumed. (You ...
- 59
0
votes
1
answer
65
views
gRPC and Protobuf - How and Where the Efficiency is Achieved as part of Building/Binding?
I am very new to gRPC and Protobuf (Java Binding). I tried to read the documentation and found the below diagram helpful (from protobuf official guide)
https://protobuf.dev/overview/#work
What I've ...
- 6,631
1
vote
1
answer
87
views
protobuf webhook with no fixed request structure
I am using Golang as my backend and proto3 as my API definitions. I have grpc-gateway to support http along with grpc.
My use case is To have a webhook API which gets in some payload and processes it. ...
- 1,469
0
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0
answers
82
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Defined proto enum types cannot generate corresponding enum classes after compilation [python]
I have defined two enums in common.proto as follows：
syntax = "proto3";
package common;
message ClientTypeEnum {
enum ClientType {
SMB = 0;
BV_VL = 1;
}
};
enum ErrCode{
...
- 1,830
0
votes
0
answers
68
views
`proto3-json-serializer` doesn't map protobuf messages to proto3 json objects properly
I'm trying to upgrade the protobufjs package version from 6.11.3 to 7.2.4. But I noticed that message serialization part is not worked properly with latest protobufjs version.
I'm using npm package ...
- 1
0
votes
2
answers
80
views
Do we have Future Datatype in Protobuf
I am exploring on grpc
My sample application fetches few records from Database + reads a file from S3(very small file) and returns the combined result.
Since the file size is very less, i am not using ...
- 2,992
0
votes
1
answer
159
views
Defining a single RPC with both a streaming and unary response
Is it possible to define a single proto3 RPC that can have either a streaming response or a unary response? Like when I define the RPC I can make it clear that the stream keyword is optional?
If ...
- 83
0
votes
1
answer
3k
views
In proto3, can validate.rules enforce requiredness? Or do they only apply when the field is supplied. Or does it depend
I'll be able to answer this question myself once I get this service running but I was surprised I couldn't find an answer on SO, at least by the keywords I was searching. The problem is if you search ...
- 29.9k
2
votes
1
answer
859
views
How to collate several protobuf messages into one object
I have a a protobuf message in the form of:
message CustomMessage
{
SubMessageTypeA a_msg = 1;
SubMessageTypeB b_msg = 2;
SubMessageTypeC c_msg = 3;
}
I have several objects (assume 3)...
- 509
2
votes
1
answer
2k
views
How to serialize protobuf from json with auto ignoring unknown fields in c#?
For example, I have a proto like this:
message ProtoType
{
string field1 = 1;
strin field2 = 2;
}
And I have a json deserialized from a newer version of this proto:
{
"field1": &...
- 103
0
votes
2
answers
728
views
Could I reuse an existing protobuf binary, when marshaling a message including it?(protobuf3)
Protobuf definations are like that:
syntax = "proto3"
message HugeMessage {
// omitted
}
message Request {
string name = 1;
HugeMessage payload = 2;
}
In a situation I ...
1
vote
1
answer
1k
views
grpc-gateway removed omitempty tag from generated json tags, but empty fields are still not returned
I am using grpc-gateway v1.16 and I have removed the omitempty tags from the struct generated in the *.pb.go files as suggested here -> golang protobuf remove omitempty tag from generated json tags
...
- 31
5
votes
1
answer
24k
views
rpc error: code = Unavailable desc = error reading from server: EOF resulting in a panic runtime error: invalid memory address error on goland
I am new Stack Overflow and this is my first question so I'm very open and happy to make any improvements to it :)
I'm having an issue when I run a test method to unlike an artwork. I have a method ...
