[BUG][protobuf]: any_type.proto is missing

[panyogesh]

Bug Report Checklist

• Have you provided a full/minimal spec to reproduce the issue?
• Have you validated the input using an OpenAPI validator (example)?
• Have you tested with the latest master to confirm the issue still exists?
• Have you searched for related issues/PRs?
• What's the actual output vs expected output?
• [Optional] Sponsorship to speed up the bug fix or feature request (example)

Description

AnyType is not defined in protobuf-schema generated code.

openapi-generator version

6.5.0

OpenAPI declaration file content or url

https://github.com/jdegre/5GC_APIs/blob/Rel-16/TS29571_CommonData.yaml
    ChangeItem:
      type: object
      properties:
        op:
          $ref: '#/components/schemas/ChangeType'
        path:
          type: string
        from:
          type: string
        origValue: {}   <<<<<<<<<<<< This value
        newValue: {}
      required:

Generation Details

• java -jar openapi-generator-cli.jar generate -i TS29571_CommonData.yaml -g protobuf-schema -o OUT_PROTOBUF

Steps to reproduce

• java -jar openapi-generator-cli.jar generate -i TS29571_CommonData.yaml -g protobuf-schema -o OUT_PROTOBUF

• In Models directory

• grep -r AnyType *
• models/change_item.proto: AnyType origValue = 217238608;
• models/change_item.proto: AnyType newValue = 294714291;

Related issues/PRs

#6332

Suggest a fix

cat models/any_type.proto

syntax = "proto3";

package openapitools;


message AnyType {
}

[panyogesh]

I feel like still I have a lot to learn....
https://protobuf.dev/reference/java/java-generated/#map-fields

import "google/protobuf/any.proto";

[JPMoresmau]

Hello, why has this been closed? How do I get the generated code to reference google.protobuf.any instead of that missing AnyType?