docs: public ManualGrpcSecurityMetadataSource set(final ServiceDescriptor service, final AccessPredicate predicate) {
          requireNonNull(service, "service");
          final Collection<ConfigAttribute> wrappedPredicate = wrap(predicate);
          for (final MethodDescriptor<?, ?> method : service.getMethods()) {
              this.accessMap.put(method, wrappedPredicate);
          }
          return this;
      }