* than would be returned by reading all of the bytes (for example, some special files may return
   * a size of 0 despite actually having content when read).
   *
   * <p>In either case, for mutable sources such as files, a subsequent read may return a different
   * number of bytes if the contents are changed.
   *
   * @throws IOException if an I/O error occurs while reading the size of this source
   */

   * than would be returned by reading all of the chars.
   *
   * <p>In either case, for mutable sources such as files, a subsequent read may return a different
   * number of chars if the contents are changed.
   *
   * @throws IOException if an I/O error occurs while reading the length of this source
   * @since 19.0
   */
  public long length() throws IOException {

    // streams. Buffers are retained in a deque so that there's no copying between buffers while
    // reading and so all of the bytes in each new allocated buffer are available for reading from
    // the stream.
    for (int bufSize = initialBufferSize;
        totalLen < MAX_ARRAY_LEN;
        bufSize = IntMath.saturatedMultiply(bufSize, bufSize < 4096 ? 4 : 2)) {

     * builds an empty map.
     *
     * <p>If the {@code resolve} parameter value is {@code false}, then some or all map values may
     * be null instead of the actual module name. This option can avoid the cost of reading module
     * descriptors when only the modules existence needs to be verified.</p>
     *
     * <p><b>Algorithm:</b>
     * If the given path is a directory, then there is a choice:
     * </p>
     * <ul>

   * to reduce cache contention on most processors. Padding is
   * overkill for most Atomics because they are usually irregularly
   * scattered in memory and thus don't interfere much with each
   * other. But Atomic objects residing in arrays will tend to be
   * placed adjacent to each other, and so will most often share
   * cache lines (with a huge negative performance impact) without
   * this precaution.
   *

  }

  private static final class JavaIoCreator extends TempFileCreator {
    @Override
    File createTempDir() {
      File baseDir = new File(JAVA_IO_TMPDIR.value());
      @SuppressWarnings("GoodTime") // reading system time without TimeSource
      String baseName = System.currentTimeMillis() + "-";

      for (int counter = 0; counter < TEMP_DIR_ATTEMPTS; counter++) {
        File tempDir = new File(baseDir, baseName + counter);

        this(new SmbFile(url, tc), 0, SmbConstants.O_RDONLY, SmbConstants.DEFAULT_SHARING, true);
    }


    /**
     * Creates an {@link java.io.InputStream} for reading bytes from a file on
     * an SMB server represented by the {@link jcifs.smb.SmbFile} parameter. See
     * {@link jcifs.smb.SmbFile} for a detailed description and examples of
     * the smb URL syntax.
     *

      stream.defaultWriteObject();
      stream.writeObject(inverse());
    }

    @GwtIncompatible // java.io.ObjectInputStream
    @J2ktIncompatible
    @SuppressWarnings("unchecked") // reading data stored by writeObject
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
      stream.defaultReadObject();

    // Append 10 more bytes to the source.
    source.append(newPreFilledByteArray(5, 10));

    // The stream reports no bytes... importantly, it doesn't read the byte at index 5 when it
    // should be reading the byte at index 10.
    // We could use a custom InputStream instead to make the read start at index 10, but since this
    // is a racy situation anyway, this behavior seems reasonable.
    assertEquals(-1, in.read());
  }

                }
              } finally {
                /*
                 * "null" means: There is no need to access `futures` again during
                 * `processCompleted` because we're reading each value during a call to
                 * handleOneInputDone.
                 */
                decrementCountAndMaybeComplete(null);
              }
            },
            directExecutor());
      }