import org.codelibs.core.log.Logger;

/**
 * Utility class for Thread class
 *
 * @author shinsuke
 *
 */
public abstract class ThreadUtil {

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

    public static void sleep(final long millis) {
        if (millis < 1L) {
            return;
        }
        try {
            Thread.sleep(millis);

     * @throws Exception
     */
    @Test
    public void test_sleep() throws Exception {
        ThreadUtil.sleep(1L);
        assertTrue(true);
        ThreadUtil.sleepQuietly(1L);
    }

    /**
     * @throws Exception
     */
    @Test
    public void test_sleepQuietly() throws Exception {
        ThreadUtil.sleepQuietly(1L);
        assertTrue(true);
    }