import java.util.List; public class SuperBuilderCustomized { public static class Parent { public static abstract class ParentBuilder> { @java.lang.SuppressWarnings("all") private int field1; public B resetToDefault() { field1 = 0; return self(); } public B field1(int field1) { this.field1 = field1 + 1; return self(); } @java.lang.SuppressWarnings("all") protected abstract B self(); @java.lang.SuppressWarnings("all") public abstract C build(); @java.lang.Override @java.lang.SuppressWarnings("all") public java.lang.String toString() { return "SuperBuilderCustomized.Parent.ParentBuilder(field1=" + this.field1 + ")"; } } 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); } @java.lang.SuppressWarnings("all") private static final class ParentBuilderImpl extends SuperBuilderCustomized.Parent.ParentBuilder { @java.lang.SuppressWarnings("all") private ParentBuilderImpl() { } @java.lang.Override @java.lang.SuppressWarnings("all") protected SuperBuilderCustomized.Parent.ParentBuilderImpl self() { return this; } @java.lang.Override @java.lang.SuppressWarnings("all") public SuperBuilderCustomized.Parent build() { return new SuperBuilderCustomized.Parent(this); } } } public static class Child extends Parent { private static final class ChildBuilderImpl extends ChildBuilder { @Override public Child build() { this.resetToDefault(); return new Child(this); } @java.lang.SuppressWarnings("all") private ChildBuilderImpl() { } @java.lang.Override @java.lang.SuppressWarnings("all") protected SuperBuilderCustomized.Child.ChildBuilderImpl self() { return this; } } double field2; public static ChildBuilder builder() { return new ChildBuilderImpl().field2(10.0); } @java.lang.SuppressWarnings("all") public static abstract class ChildBuilder> extends Parent.ParentBuilder { @java.lang.SuppressWarnings("all") private double field2; /** * @return {@code this}. */ @java.lang.SuppressWarnings("all") public B field2(final double field2) { this.field2 = field2; return self(); } @java.lang.Override @java.lang.SuppressWarnings("all") protected abstract B self(); @java.lang.Override @java.lang.SuppressWarnings("all") public abstract C build(); @java.lang.Override @java.lang.SuppressWarnings("all") public java.lang.String toString() { return "SuperBuilderCustomized.Child.ChildBuilder(super=" + super.toString() + ", field2=" + this.field2 + ")"; } } @java.lang.SuppressWarnings("all") protected Child(final SuperBuilderCustomized.Child.ChildBuilder b) { super(b); this.field2 = b.field2; } } public static void test() { Child x = Child.builder().field2(1.0).field1(5).resetToDefault().build(); } }