 * @see <a href='http://www.leveluplunch.com/java/examples/generate-sequential-numbers-from-range/'>Generate numbers from range</a>
 */
public class GenerateRangeOfSequentialNumbers {

	private static final Logger logger = Logger
			.getLogger(GenerateRangeOfSequentialNumbers.class);

	@Test
	public void range_sequential_numbers_java8() {

		Set<Integer> range = IntStream.rangeClosed(20, 30).boxed()
				.collect(Collectors.toSet());

		logger.info(range);
