* @param fromClass
     *            The source class. Must not be {@literal null}.
     * @return Whether assignment is possible.
     * @see Class#isAssignableFrom(Class)
     */
    public static boolean isAssignableFrom(final Class<?> toClass, Class<?> fromClass) {
        assertArgumentNotNull("toClass", toClass);
        assertArgumentNotNull("fromClass", fromClass);