*
     * @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 )

    /**

   */
  @Override
  public void tearDown() throws Exception {
    try {
      Thread.class.getMethod("stop").invoke(this);
      join();
    } catch (ReflectiveOperationException e) {
      // stop() threw or did not exist. Don't join() the thread, which might hang forever.
    }

    if (uncaughtThrowable != null) {
      throw new AssertionError("Uncaught throwable in " + getName(), uncaughtThrowable);
    }

    if (localValue == null | localValue instanceof DelegatingToFuture) {
      throw new IllegalStateException("Task has not completed");
    }
    if (localValue instanceof Failure) {
      throw new IllegalStateException("Task completed with exception");
    }
    if (localValue instanceof Cancellation) {
      throw new IllegalStateException("Task was cancelled");
    }
    if (localValue == NULL) {

                onFailure(e, responseTime);
                if (e instanceof CIFSException) {
                    throw (CIFSException) e;
                }
                throw new CIFSException("Circuit breaker operation failed", e);
            }
        } finally {
            activeRequests.decrementAndGet();
            if (semaphoreAcquired) {

    public VagrantShellTask() {
        extension = getProject().getExtensions().findByType(VagrantExtension.class);
        if (extension == null) {
            throw new IllegalStateException("elasticsearch.vagrant-base must be applied to create " + getClass().getName());
        }
        service = getProject().getExtensions().getByType(VagrantMachine.class);
    }

    @Input

    this.validator = validator;
    this.errorMessage = errorMessage;
  }

  // Override hashCode() to access delegate directly (so that it doesn't trigger the validate() call
  // via delegate()); it seems inappropriate to throw ISE on this method.
  @Override
  public int hashCode() {
    return delegate.hashCode();
  }

  private void validate() {

        if (StringUtil.isBlank(path)) {
            throw new IllegalArgumentException("File path cannot be blank.");
        }
        try {
            final Path filePath = Paths.get(path).normalize();
            final String normalizedPath = filePath.toString();
            if (normalizedPath.contains("..")) {
                throw new IllegalArgumentException("Invalid file path: path=" + path);
            }

  static <V extends @Nullable Object> V getDoneFromTimeoutOverload(Future<V> future)
      throws ExecutionException {
    checkState(future.isDone(), "Future was expected to be done: %s", future);
    try {
      return future.get(0, SECONDS);
    } catch (InterruptedException e) {
      throw new AssertionError();
    } catch (TimeoutException e) {
      throw new AssertionError();
    }
  }

  private TestPlatform() {}

        void namedPipeRequestHints() throws Exception {
            when(mockTree.isSMB2()).thenReturn(false);
            when(mockFile.getType()).thenReturn(SmbConstants.TYPE_NAMED_PIPE);

            // Cause send to throw to stop execution so we can verify arguments
            doAnswer(inv -> {
                throw new SmbException("stop");
            }).when(mockTree)

                    }
                }
                if (field == null) {
                    throw new NoSuchFieldException(fieldName);
                }
                field.setAccessible(true);
                field.set(this, value);
            } catch (Exception e) {
                throw new RuntimeException("Failed to set field " + fieldName, e);
            }
        }