public static <T> ToLong<T> castShortToLong(ToShort<T> original) {
        class ShortToLong extends CastToLong<T, ToShort<T>> {
            private ShortToLong(ToShort<T> tToShort) {
                super(tToShort);
            }

            @Override
            public long applyAsLong(T object) {
                return inner.applyAsShort(object);
            }
        }

        return new ShortToLong(original);
    }
Returns an expression that wraps the specified expression and casts the
result from it into a {@code long}.

@param original  the original expression
@param <T>       the input type
@return          the new {@link ToLong} expression
runtime-parent/runtime-compute/src/main/java/com/speedment/runtime/compute/internal/expression/CastUtil.java