@CustomType.Setter
        public Builder runtimeHandler(String runtimeHandler) {
            if (runtimeHandler == null) {
              throw new MissingRequiredPropertyException("RuntimeClassSpec", "runtimeHandler");
            }
            this.runtimeHandler = runtimeHandler;
            return this;
        }
@return Scheduling holds the scheduling constraints to ensure that pods running with this RuntimeClass are scheduled to nodes that support it. If scheduling is nil, this RuntimeClass is assumed to be supported by all nodes.
sdk/java/src/main/java/com/pulumi/kubernetes/node/v1alpha1/outputs/RuntimeClassSpec.java