Interface Atable

opencv/src/main/java/org/opencv/core/Mat.java:1255–1264

    }

    public interface Atable<T> {
        T getV();
        void setV(T v);
        Tuple2<T> getV2c();
        void setV2c(Tuple2<T> v);
        Tuple3<T> getV3c();
        void setV3c(Tuple3<T> v);
        Tuple4<T> getV4c();
        void setV4c(Tuple4<T> v);
    }

    private static class AtableBase {