case DONE:
        return false;
      case READY:
        return true;
      default:
    }
    return tryToComputeNext();
  }

  private boolean tryToComputeNext() {
    state = State.FAILED; // temporary pessimism
    next = computeNext();
    if (state != State.DONE) {
      state = State.READY;
      return true;
    }
    return false;
  }

  @Override
  @ParametricNullness

  @CollectionFeature.Require(SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  public void testAddAll_supportedAllPresent() {
    assertTrue(
        "addAll(allPresent) should return true", getList().addAll(MinimalCollection.of(e0())));
    expectAdded(e0());
  }

  @CollectionFeature.Require(absent = SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  public void testAddAll_unsupportedAllPresent() {

 *
 * @author higa
 * @see BeanDesc
 * @see DisposableUtil
 */
public abstract class BeanDescFactory {

    /**
     * Do not instantiate.
     */
    protected BeanDescFactory() {
    }

    /** True if initialized */
    private static volatile boolean initialized;

    /** Cache of {@link BeanDesc} */
    private static final ConcurrentMap<Class<?>, BeanDesc> beanDescCache = newConcurrentHashMap(1024);

    static {

        FessEnv.SimpleImpl customEnv = new FessEnv.SimpleImpl() {
            protected Properties prepareProperties() {
                Properties props = new Properties();
                props.setProperty("bool.true", "true");
                props.setProperty("bool.false", "false");
                props.setProperty("bool.yes", "yes");
                props.setProperty("bool.no", "no");
                props.setProperty("bool.on", "on");

    }
  }
  return -1
}

/** Returns true if we should void putting this this header in an exception or toString(). */
internal fun isSensitiveHeader(name: String): Boolean =
  name.equals("Authorization", ignoreCase = true) ||
    name.equals("Cookie", ignoreCase = true) ||
    name.equals("Proxy-Authorization", ignoreCase = true) ||
    name.equals("Set-Cookie", ignoreCase = true)

internal fun Char.parseHexDigit(): Int =

  }

  public static void assertEmpty(Iterable<?> iterable) {
    if (!isEmpty(iterable)) {
      fail("Not true that " + iterable + " is empty");
    }
  }

  public static void assertEmpty(Map<?, ?> map) {
    if (!map.isEmpty()) {
      fail("Not true that " + map + " is empty");
    }
  }

  public static void assertEqualInOrder(Iterable<?> expected, Iterable<?> actual) {

                    noindex = true;
                    nofollow = true;
                } else {
                    if (content.contains(ROBOTS_TAG_NOINDEX)) {
                        noindex = true;
                    }
                    if (content.contains(ROBOTS_TAG_NOFOLLOW)) {
                        nofollow = true;
                    }
                }

        return isWellFormedSlowPath(bytes, i, end);
      }
    }
    return true;
  }

  private static boolean isWellFormedSlowPath(byte[] bytes, int off, int end) {
    int index = off;
    while (true) {
      int byte1;

      // Optimize for interior runs of ASCII bytes.
      do {
        if (index >= end) {
          return true;
        }
      } while ((byte1 = bytes[index++]) >= 0);

        return isWellFormedSlowPath(bytes, i, end);
      }
    }
    return true;
  }

  private static boolean isWellFormedSlowPath(byte[] bytes, int off, int end) {
    int index = off;
    while (true) {
      int byte1;

      // Optimize for interior runs of ASCII bytes.
      do {
        if (index >= end) {
          return true;
        }
      } while ((byte1 = bytes[index++]) >= 0);

  private static void addTests(TestSuite suite, Method method) {
    if (isGuarded(method)) {
      for (boolean fair1 : new boolean[] {true, false}) {
        for (boolean fair2 : new boolean[] {true, false}) {
          suite.addTest(generateGuardWithWrongMonitorTestCase(method, fair1, fair2));
        }
      }
    }
    if (isAnyEnter(method)) {
      addTests(