support @Builder.Default

2026-10-15 06:16:14 +00:00 · 2018-06-01 15:57:59 +02:00
1 parent 51c0c40ac4
commit d11263a6c6
@@ -0,0 +1,119 @@
+import java.util.List;
+public class SuperBuilderWithDefaults {
+	public static class Parent<N extends Number> {
+		private long millis = System.currentTimeMillis();
+		private N numberField = null;
+		@java.lang.SuppressWarnings("all")
+		public static abstract class ParentBuilder<N extends Number, C extends Parent<N>, B extends ParentBuilder<N, C, B>> {
+			@java.lang.SuppressWarnings("all")
+			private boolean millis$set;
+			@java.lang.SuppressWarnings("all")
+			private long millis;
+			@java.lang.SuppressWarnings("all")
+			private boolean numberField$set;
+			@java.lang.SuppressWarnings("all")
+			private N numberField;
+			@java.lang.SuppressWarnings("all")
+			protected abstract B self();
+			@java.lang.SuppressWarnings("all")
+			public abstract C build();
+			@java.lang.SuppressWarnings("all")
+			public B millis(final long millis) {
+				this.millis = millis;
+				millis$set = true;
+				return self();
+			}
+			@java.lang.SuppressWarnings("all")
+			public B numberField(final N numberField) {
+				this.numberField = numberField;
+				numberField$set = true;
+				return self();
+			}
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			public java.lang.String toString() {
+				return "SuperBuilderWithDefaults.Parent.ParentBuilder(millis=" + this.millis + ", numberField=" + this.numberField + ")";
+			}
+		}
+		@java.lang.SuppressWarnings("all")
+		private static final class ParentBuilderImpl<N extends Number> extends ParentBuilder<N, Parent<N>, ParentBuilderImpl<N>> {
+			@java.lang.SuppressWarnings("all")
+			private ParentBuilderImpl() {
+			}
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			protected ParentBuilderImpl self() {
+				return this;
+			}
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			public Parent<N> build() {
+				return new Parent<N>(this);
+			}
+		}
+		@java.lang.SuppressWarnings("all")
+		protected Parent(final ParentBuilder<N, ?, ?> b) {
+			if (b.millis$set) this.millis = b.millis;
+			if (b.numberField$set) this.numberField = b.numberField;
+		}
+		@java.lang.SuppressWarnings("all")
+		public static <N extends Number> ParentBuilder<N, ?, ?> builder() {
+			return new ParentBuilderImpl<N>();
+		}
+	}
+	public static class Child extends Parent<Integer> {
+		private double doubleField = Math.PI;
+		@java.lang.SuppressWarnings("all")
+		public static abstract class ChildBuilder<C extends Child, B extends ChildBuilder<C, B>> extends Parent.ParentBuilder<Integer, C, B> {
+			@java.lang.SuppressWarnings("all")
+			private boolean doubleField$set;
+			@java.lang.SuppressWarnings("all")
+			private double doubleField;
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			protected abstract B self();
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			public abstract C build();
+			@java.lang.SuppressWarnings("all")
+			public B doubleField(final double doubleField) {
+				this.doubleField = doubleField;
+				doubleField$set = true;
+				return self();
+			}
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			public java.lang.String toString() {
+				return "SuperBuilderWithDefaults.Child.ChildBuilder(super=" + super.toString() + ", doubleField=" + this.doubleField + ")";
+			}
+		}
+		@java.lang.SuppressWarnings("all")
+		private static final class ChildBuilderImpl extends ChildBuilder<Child, ChildBuilderImpl> {
+			@java.lang.SuppressWarnings("all")
+			private ChildBuilderImpl() {
+			}
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			protected ChildBuilderImpl self() {
+				return this;
+			}
+			@java.lang.Override
+			@java.lang.SuppressWarnings("all")
+			public Child build() {
+				return new Child(this);
+			}
+		}
+		@java.lang.SuppressWarnings("all")
+		protected Child(final ChildBuilder<?, ?> b) {
+			super(b);
+			if (b.doubleField$set) this.doubleField = b.doubleField;
+		}
+		@java.lang.SuppressWarnings("all")
+		public static ChildBuilder<?, ?> builder() {
+			return new ChildBuilderImpl();
+		}
+	}
+	public static void test() {
+		Child x = Child.builder().doubleField(0.1).numberField(5).millis(1234567890L).build();
+	}
+}