* null will be returned.
   *
   * @throws ParameterNotInstantiableException if the static methods cannot be invoked because the
   *     default value of a parameter cannot be determined.
   * @throws IllegalAccessException if the class isn't public or is nested inside a non-public
   *     class, preventing its methods from being accessible.
   * @throws InvocationTargetException if a static method threw exception.
   */

   * @param len an int specifying the number of bytes to read.
   * @throws EOFException if this stream reaches the end before reading all the bytes.
   * @throws IOException if an I/O error occurs.
   */
  public static void readFully(InputStream in, byte[] b, int off, int len) throws IOException {
    int read = read(in, b, off, len);
    if (read != len) {
      throw new EOFException(

    final int throwAfterCount;
    final RuntimeException thrown;
    int count;

    ThrowingRunnable(int throwAfterCount, RuntimeException thrown) {
      this.throwAfterCount = throwAfterCount;
      this.thrown = thrown;
    }

    @Override
    public void run() {
      if (++count >= throwAfterCount) {
        throw thrown;
      }
    }
  }

     * available.
     *
     * @throws InterruptedException if the current thread was interrupted before or during the call
     *     (optional but recommended).
     * @throws CancellationException {@inheritDoc}
     */
    @CanIgnoreReturnValue
    @Override
    public V get(long timeout, TimeUnit unit)
        throws InterruptedException, TimeoutException, ExecutionException {
      return sync.get(unit.toNanos(timeout));
    }

     * available.
     *
     * @throws InterruptedException if the current thread was interrupted before or during the call
     *     (optional but recommended).
     * @throws CancellationException {@inheritDoc}
     */
    @CanIgnoreReturnValue
    @Override
    public V get(long timeout, TimeUnit unit)
        throws InterruptedException, TimeoutException, ExecutionException {
      return sync.get(unit.toNanos(timeout));
    }

     *
     * @throws ExecutionException if {@code closingFuture} is a failed step
     * @throws CancellationException if the {@code closingFuture}'s future was cancelled
     * @throws IllegalArgumentException if {@code closingFuture} is not one of the futures passed to
     *     {@link #whenAllComplete(Iterable)} or {@link #whenAllComplete(Iterable)}

   * performance for unescaped strings (as measured by {@code CharEscapersBenchmark}).
   *
   * @param string the literal string to be escaped
   * @return the escaped form of {@code string}
   * @throws NullPointerException if {@code string} is null
   * @throws IllegalArgumentException if invalid surrogate characters are encountered
   */
  @Override
  public String escape(String string) {
    checkNotNull(string);
    int end = string.length();

      fail("no exception thrown");
    } catch (IllegalArgumentException expected) {
    }
  }

  public void testCheckArgument_simpleMessage_success() {
    Preconditions.checkArgument(true, IGNORE_ME);
  }

  public void testCheckArgument_simpleMessage_failure() {
    try {
      Preconditions.checkArgument(false, new Message());
      fail("no exception thrown");

      fail("no exception thrown");
    } catch (IllegalArgumentException expected) {
    }
  }

  public void testCheckArgument_simpleMessage_success() {
    Preconditions.checkArgument(true, IGNORE_ME);
  }

  public void testCheckArgument_simpleMessage_failure() {
    try {
      Preconditions.checkArgument(false, new Message());
      fail("no exception thrown");

   * added.
   *
   * @throws NullPointerException if {@code exceptions} is null
   * @throws IllegalArgumentException if {@code exceptions} is empty
   */
  static RuntimeException create(Collection<? extends Throwable> exceptions) {
    if (exceptions.size() == 0) {
      throw new IllegalArgumentException("Can't create an ExceptionCollection with no exceptions");
    }