//version 8: Javac 6 will error out due to `ChildBuilder` not existing before properly running lombok. Giving j6 support status, not worth fixing. import java.util.List; public class SuperBuilderCustomized { @lombok.experimental.SuperBuilder public static class Parent { public static abstract class ParentBuilder<C extends Parent, B extends ParentBuilder<C, B>> { public B resetToDefault() { field1 = 0; return self(); } public B field1(int field1) { this.field1 = field1 + 1; return self(); } } int field1; protected Parent(ParentBuilder<?, ?> b) { if (b.field1 == 0) throw new IllegalArgumentException("field1 must be != 0"); this.field1 = b.field1; } public static SuperBuilderCustomized.Parent.ParentBuilder<?, ?> builder(int field1) { return new SuperBuilderCustomized.Parent.ParentBuilderImpl().field1(field1); } } @lombok.experimental.SuperBuilder public static class Child extends Parent { private static final class ChildBuilderImpl extends ChildBuilder<Child, ChildBuilderImpl> { @Override public Child build() { this.resetToDefault(); return new Child(this); } } double field2; public static ChildBuilder<?, ?> builder() { return new ChildBuilderImpl().field2(10.0); } } public static void test() { Child x = Child.builder().field2(1.0).field1(5).resetToDefault().build(); } }