// Keep a second pointer that slowly walks the causal chain. If the fast pointer ever catches
    // the slower pointer, then there's a loop.
    Throwable slowPointer = throwable;
    boolean advanceSlowPointer = false;

    Throwable cause;
    while ((cause = throwable.getCause()) != null) {
      throwable = cause;

      if (throwable == slowPointer) {

   */
  public static BigInteger floorPowerOfTwo(BigInteger x) {
    return BigInteger.ZERO.setBit(log2(x, FLOOR));
  }

  /** Returns {@code true} if {@code x} represents a power of two. */
  public static boolean isPowerOfTwo(BigInteger x) {
    checkNotNull(x);
    return x.signum() > 0 && x.getLowestSetBit() == x.bitLength() - 1;
  }

  /**

   * equal to the element that preceded it, according to the specified comparator. Note that this is
   * always true when the iterable has fewer than two elements.
   */
  public static <T extends @Nullable Object> boolean isInOrder(
      Iterable<? extends T> iterable, Comparator<T> comparator) {
    checkNotNull(comparator);
    Iterator<? extends T> it = iterable.iterator();
    if (it.hasNext()) {
      T prev = it.next();

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;

public class FessActionAdjustmentProviderTest extends UnitFessTestCase {

    @Override
    protected boolean isUseOneTimeContainer() {
        return true;
    }

    public void test_write_noConfig() throws Exception {
        final FessConfig fessConfig = createFessConfigWithResponseHeaders("");

        assertNull(exception.getCause());
    }

    @Test
    public void testSerialVersionUID() {
        assertNotNull(CurlException.class.getDeclaredFields());
        boolean hasSerialVersionUID = false;
        try {
            CurlException.class.getDeclaredField("serialVersionUID");
            hasSerialVersionUID = true;
        } catch (NoSuchFieldException e) {

  public <E extends T> E max(Iterable<E> iterable) {
    return forwardOrder.min(iterable);
  }

  @Override
  public int hashCode() {
    return -forwardOrder.hashCode();
  }

  @Override
  public boolean equals(@Nullable Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof ReverseOrdering) {
      ReverseOrdering<?> that = (ReverseOrdering<?>) object;

     * @return the signing key or null if not available
     */
    byte[] getSigningKey();

    /**
     * Validates authentication credentials
     *
     * @return true if credentials are valid
     */
    boolean validateCredentials();

    /**
     * Clears sensitive authentication data
     */
    void clearSensitiveData();

    /**
     * Gets authentication metadata for auditing
     *

     *
     * @return the buffer
     */
    public DfsReferralResponseBuffer getDfsResponse() {
        return this.dfsResponse;
    }

    @Override
    public boolean isForceUnicode() {
        return true;
    }

    @Override
    protected int writeSetupWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override

        return this.notifyInformation;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#isErrorResponseStatus()
     */
    @Override
    protected boolean isErrorResponseStatus() {
        return getStatus() != NtStatus.NT_STATUS_NOTIFY_ENUM_DIR && super.isErrorResponseStatus();
    }

        }
    }

    @Override
    public String toString() {
        return "project information for " + artifact.getArtifactId() + " " + artifact.getVersion();
    }

    @Override
    public boolean storedInArtifactVersionDirectory() {
        return true;
    }

    @Override
    public String getBaseVersion() {
        return artifact.getBaseVersion();
    }

    @Override