@java.lang.SuppressWarnings("serial") class UtilityClassInner { static final @lombok.experimental.UtilityClass class UtilClass implements java.io.Serializable { private @java.lang.SuppressWarnings("all") @lombok.Generated UtilClass() { super(); throw new java.lang.UnsupportedOperationException("This is a utility class and cannot be instantiated"); } } UtilityClassInner() { super(); } }