@CustomType.Setter
        public Builder allowedRuntimeClassNames(List<String> allowedRuntimeClassNames) {
            if (allowedRuntimeClassNames == null) {
              throw new MissingRequiredPropertyException("RuntimeClassStrategyOptions", "allowedRuntimeClassNames");
            }
            this.allowedRuntimeClassNames = allowedRuntimeClassNames;
            return this;
        }
@return defaultRuntimeClassName is the default RuntimeClassName to set on the pod. The default MUST be allowed by the allowedRuntimeClassNames list. A value of nil does not mutate the Pod.
sdk/java/src/main/java/com/pulumi/kubernetes/extensions/v1beta1/outputs/RuntimeClassStrategyOptions.java