}

    /**
     * Outputs ERROR information.
     *
     * @param message
     *            Message
     * @param throwable
     *            Exception
     */
    public void error(final Object message, final Throwable throwable) {
        log.error(message.toString(), throwable);
    }

    /**
     * Outputs ERROR information.
     *
     * @param message

   * @param to the output stream
   * @throws IOException if an I/O error occurs
   */
  public static void copy(File from, OutputStream to) throws IOException {
    asByteSource(from).copyTo(to);
  }

  /**
   * Copies all the bytes from one file to another.
   *
   * <p>Copying is not an atomic operation - in the case of an I/O error, power loss, process

    <error-code>403</error-code>
    <location>/WEB-INF/view/error/redirect.jsp?type=logOut</location>
  </error-page>
  <error-page>
    <error-code>404</error-code>
    <location>/WEB-INF/view/error/redirect.jsp?type=notFound</location>
  </error-page>
  <error-page>
    <error-code>408</error-code>
    <location>/WEB-INF/view/error/redirect.jsp?type=logOut</location>
  </error-page>
  <error-page>

 * Contains parameters for document caching and error page display.
 */
public class CacheForm {

    /** Document ID for cache operations. */
    @Required
    @Size(max = 100)
    public String docId;

    /** Highlight query parameters. */
    public String[] hq;

    /** Search query parameter for error page. */
    public String q;

    /** Number of results parameter for error page. */
    public String num;

    equalsTester = new EqualsTester();
    equalObject1 = new ValidTestObject(1, 2);
    equalObject2 = new ValidTestObject(1, 2);
    notEqualObject1 = new ValidTestObject(0, 2);
  }

  /** Test null reference yields error */
  public void testAddNullReference() {
    assertThrows(NullPointerException.class, () -> equalsTester.addEqualityGroup((Object) null));
  }

  /** Test equalObjects after adding multiple instances at once with a null */

        };
    addCallback(f, callback, directExecutor());
    f.cancel(true);
  }

  public void testThrowErrorFromGet() {
    Error error = new AssertionError("ASSERT!");
    ListenableFuture<String> f = UncheckedThrowingFuture.throwingError(error);
    MockCallback callback = new MockCallback(error);
    addCallback(f, callback, directExecutor());
  }

  public void testRuntimeExceptionFromGet() {

        Exception level3 = new RuntimeException("Level 3 error");
        Exception level2 = new IllegalStateException("Level 2 error", level3);
        Exception level1 = new IOException("Level 1 error", level2);
        SsoLoginException exception = new SsoLoginException("Top level SSO error", level1);

        assertEquals("Top level SSO error", exception.getMessage());

        // Verify the exception chain

) : RoutePlanner.Plan {
  override val isReady = true

  override fun connectTcp() = error("already connected")

  override fun connectTlsEtc() = error("already connected")

  override fun handleSuccess() = connection

  override fun cancel() = error("unexpected cancel")

  override fun retry() = error("unexpected retry")

  override val isReady = false

  override fun connectTcp() = result

  override fun connectTlsEtc() = result

  override fun handleSuccess() = error("unexpected call")

  override fun cancel() = error("unexpected cancel")

  override fun retry() = error("unexpected retry")

     * @param message the error message
     * @param e the underlying exception that caused this error
     */
    public DataStoreCrawlingException(final String url, final String message, final Exception e) {
        this(url, message, e, false);
    }

    /**
     * Creates a new DataStoreCrawlingException with the specified URL, message, cause, and abort flag.
     *