future.cancel(true);
              if (!future.isDone()) {
                errorMessage.set("Cancel call exited before future was complete.");
              }
            }
          });
      try {
        future.get();
      } catch (Throwable t) {
        // Ignore, we just wanted to block.
      }
      String error = errorMessage.get();
      assertWithMessage(error).that(error).isNull();
    }

    }

    @Override
    public Metadata read(Reader input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");

        try (Reader in = input) {
            return new Metadata(new MetadataStaxReader().read(in, isStrict(options)));
        } catch (XMLStreamException e) {
            throw new MetadataParseException(
                    e.getMessage(),

        Objects.requireNonNull(output, "output cannot be null");
        Objects.requireNonNull(model, "model cannot be null");

        try (Writer out = output) {
            new MavenXpp3Writer().write(out, model);
        }
    }

    @Override
    public void write(OutputStream output, Map<String, Object> options, Model model) throws IOException {

     *
     * @param writer a writer object.
     * @param model a model object.
     * @throws IOException java.io.IOException if any.
     */
    public void write(Writer writer, Model model) throws IOException {
        try {
            delegate.write(writer, model.getDelegate());
        } catch (XMLStreamException e) {
            throw new IOException(e);
        }
    } // -- void write( Writer, Model )

    /**

 *
 * @author Ben Yu
 */
@NullUnmarked
final class ForwardingObjectTester {

  private static final Method DELEGATE_METHOD;

  static {
    try {
      DELEGATE_METHOD = ForwardingObject.class.getDeclaredMethod("delegate");
      DELEGATE_METHOD.setAccessible(true);
    } catch (SecurityException e) {
      throw new RuntimeException(e);

      try {
        logger
            .get()
            .log(
                SEVERE,
                String.format(Locale.ROOT, "Caught an exception in %s.  Shutting down.", t),
                e);
      } catch (Throwable errorInLogging) { // sneaky checked exception
        // If logging fails, e.g. due to missing memory, at least try to log the

  public <T extends @Nullable Object> T callWithTimeout(
      Callable<T> callable, long timeoutDuration, TimeUnit timeoutUnit) throws ExecutionException {
    checkNotNull(callable);
    checkNotNull(timeoutUnit);
    try {
      return callable.call();
    } catch (RuntimeException e) {
      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      restoreInterruptIfIsInterruptedException(e);

    assertEquals("foo", getUnchecked(immediateFuture("foo")));
  }

  @J2ktIncompatible
  @GwtIncompatible // Thread.interrupt
  public void testGetUnchecked_interrupted() {
    Thread.currentThread().interrupt();
    try {
      assertEquals("foo", getUnchecked(immediateFuture("foo")));
      assertTrue(Thread.currentThread().isInterrupted());
    } finally {
      Thread.interrupted();
    }
  }

  @CanIgnoreReturnValue
  private boolean setCount(E element, int count) {
    return getMultiset().setCount(element, getMultiset().count(element), count);
  }

  private void assertSetCountNegativeOldCount() {
    try {
      getMultiset().setCount(e3(), -1, 1);
      fail("calling setCount() with a negative oldCount should throw IllegalArgumentException");
    } catch (IllegalArgumentException expected) {
    }
  }

    assertEquals("foo", getUnchecked(immediateFuture("foo")));
  }

  @J2ktIncompatible
  @GwtIncompatible // Thread.interrupt
  public void testGetUnchecked_interrupted() {
    Thread.currentThread().interrupt();
    try {
      assertEquals("foo", getUnchecked(immediateFuture("foo")));
      assertTrue(Thread.currentThread().isInterrupted());
    } finally {
      Thread.interrupted();
    }
  }