public FlowSchemaSpecArgs build() {
            if ($.priorityLevelConfiguration == null) {
                throw new MissingRequiredPropertyException("FlowSchemaSpecArgs", "priorityLevelConfiguration");
            }
            return $;
        }
@param rules `rules` describes which requests will match this flow schema. This FlowSchema matches a request if and only if at least one member of rules matches the request. if it is an empty slice, there will be no requests matching the FlowSchema.

@return builder
sdk/java/src/main/java/com/pulumi/kubernetes/flowcontrol/v1beta2/inputs/FlowSchemaSpecArgs.java