@Override
    public String rpcType() {
        return RpcTypeEnum.GRPC.getName();
    }
The type Grpc shenyu context decorator.
shenyu-plugin/shenyu-plugin-proxy/shenyu-plugin-rpc/shenyu-plugin-grpc/src/main/java/org/apache/shenyu/plugin/grpc/context/GrpcShenyuContextDecorator.java