Create your own profanity filter Extend Override app

Last updated on May 25, 2026

Overview

This article explains the API contract (Protobuf) used in the Extend Override app for profanity filter.

service ProfanityFilterService {

  rpc Validate(ExtendProfanityValidationRequest) returns (ExtendProfanityValidationResponse);
}

API Contract

Validate

Validate is called when a user's generated content needs to be validated.

C#

In the app, the following function can be found in src/AccelByte.PluginArch.ProfanityFilter.Demo.Server/Services/ProfanityFilterServiceImpl.cs.

public override Task<ExtendProfanityValidationResponse> Validate(ExtendProfanityValidationRequest request, ServerCallContext context)
{
	...
}

Go

In the app, the following function can be found in pkg/server/grpcserver.go.

func (server *ProfanityFilterServer) Validate(ctx context.Context, request *registered_v1.ExtendProfanityValidationRequest) (*registered_v1.ExtendProfanityValidationResponse, error) {
	...
}

Java

In the app, the following function can be found in src/main/java/net/accelbyte/profanity/filter/service/ProfanityFilterService.java.

@Override
public void validate(ExtendProfanityValidationRequest request, StreamObserver<ExtendProfanityValidationResponse> responseObserver) {
	...
}

Python

In the app, the following function can be found in src/app/services/profanity_service.py.

async def Validate(self, request, context):
	...

info

You could find more information about gRPC request handling here.