import java.util.List; public class SuperBuilderBasicToBuilder { @lombok.experimental.SuperBuilder(toBuilder=true) public static class Parent { private int field1; @lombok.Builder.ObtainVia(field="field1") int obtainViaField; @lombok.Builder.ObtainVia(method="method") int obtainViaMethod; @lombok.Builder.ObtainVia(method = "staticMethod", isStatic = true) String obtainViaStaticMethod; @lombok.Singular List<String> items; private int method() { return 2; } private static String staticMethod(Parent instance) { return "staticMethod"; } } @lombok.experimental.SuperBuilder(toBuilder=true) public static class Child extends Parent { private double field3; } public static void test() { Child x = Child.builder().field3(0.0).field1(5).item("").build().toBuilder().build(); } }