StandardJavaGenerator implements Generator { @Override public <A, B> Stream<Meta<A, B>> metaOn(A from, Class<B> to) { return generator.metaOn(from, to); } StandardJavaGenerator(); @Override DependencyManager getDependencyMgr(); @Override RenderStack getRenderStack(); @Override Stream<Meta<A, B>> metaOn(A from,
            Class<B> to); @Override Optional<Meta<A, B>> transform(
            Transform<A, B> transform, A model,
            TransformFactory factory);  }
@Test void metaOn() { assertNotNull(INSTANCE.metaOn(Field.of("A", int.class), String.class)); }