// filter flags

    /**
     * Any file name change in the watched directory or subtree causes a change notification wait operation to return.
     * Changes include renaming, creating, or deleting a file.
     */
    int FILE_NOTIFY_CHANGE_FILE_NAME = 0x00000001;

    /**
     * Any directory-name change in the watched directory or subtree causes a change notification wait operation to

        List<Exception> causes = null;
        List<AutoCloseable> cs = new ArrayList<>(closeables);
        Collections.reverse(cs);
        for (AutoCloseable c : cs) {
            if (c != null) {
                try {
                    c.close();
                } catch (Exception e) {
                    if (causes == null) {
                        causes = new ArrayList<>();
                    }

  }

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned
   * normally.
   */
  public void assertPriorCallReturns(@Nullable String methodName) throws Exception {
    assertThat(getResponse(methodName).getResult()).isNull();
  }

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned the
   * expected boolean value.

  }

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned
   * normally.
   */
  public void assertPriorCallReturns(@Nullable String methodName) throws Exception {
    assertThat(getResponse(methodName).getResult()).isNull();
  }

  /**
   * Asserts that a prior call that had caused this thread to block or wait has since returned the
   * expected boolean value.

     *
     * @throws MojoExecutionException if an unexpected problem occurs.
     * Throwing this exception causes a "BUILD ERROR" message to be displayed.
     * @throws MojoFailureException if an expected problem (such as a compilation failure) occurs.
     * Throwing this exception causes a "BUILD FAILURE" message to be displayed.
     */
    void execute() throws MojoExecutionException, MojoFailureException;

    /**

     *
     * @param message The detail message, may be {@code null}.
     * @param repository The repository that caused the error, may be {@code null}.
     * @param cause The cause, may be {@code null}.
     */
    public InvalidRepositoryException(String message, Repository repository, Throwable cause) {
        super(message, cause);
        this.repository = repository;

public abstract class ThreadUtil {

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

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

    /**
     * Causes the currently executing thread to sleep (temporarily cease execution) for the specified number of milliseconds.
     *
     * @param millis
     *            the length of time to sleep in milliseconds

                final Throwable[] causes = mcae.getCauses();
                if (causes.length > 0) {
                    t = causes[causes.length - 1];
                }
            }

            String errorName;
            final Throwable cause = t.getCause();
            if (cause != null) {
                errorName = cause.getClass().getCanonicalName();
            } else {

        assertEquals("Malformed kerberos ticket", exception.getMessage(), "The exception message should indicate a malformed ticket.");
    }

    /**
     * Test constructor with an empty token.
     * Empty token causes readObject() to return null, which leads to NullPointerException.
     */
    @Test
    void testConstructor_EmptyToken() {
        // 1. GIVEN
        byte[] emptyToken = new byte[0];

  }

  /** Test that giving a null 'safeChars' string causes a {@link NullPointerException}. */
  @SuppressWarnings("nullness") // test of a bogus call
  public void testBadArguments_null() {
    assertThrows(NullPointerException.class, () -> new PercentEscaper(null, false));
  }

  /**
   * Tests that specifying any alphanumeric characters as 'safe' causes an {@link
   * IllegalArgumentException}.
   */