return this.lastWriteTime;
    }

    @Override
    public long getLastAccessTime() {
        return this.lastAccessTime;
    }

    @Override
    public long getSize() {
        return 0L;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Decodable#decode(byte[], int, int)
     */
    @Override

            val formatter = SimpleDateFormat("yyyyMMddHHmmssZ").apply {
                timeZone = TimeZone.getTimeZone("UTC")
            }
            return formatter.format(Date(0L))
        }

        val buildTimestampFromReceipt = buildTimestampFromBuildReceipt.orNull
        if (buildTimestampFromReceipt != null) {

    Random rng = new Random(0L);
    byte[] bytes = new byte[rng.nextInt(256) + 1];
    rng.nextBytes(bytes);
    assertEquals(hashFunction.hashBytes(bytes), hashFunction.hashBytes(ByteBuffer.wrap(bytes)));
  }

  static void assertHashByteBufferExhaustsBuffer(HashFunction hashFunction) {
    Random rng = new Random(0L);
    byte[] bytes = new byte[rng.nextInt(256) + 1];

        }
        file.open(openFlags, access, SmbFile.ATTR_NORMAL, options);
        readSize = file.tree.session.transport.rcv_buf_size - 70;
        writeSize = file.tree.session.transport.snd_buf_size - 70;
        fp = 0L;
    }

    /**
     * Reads a single byte from the file at the current file pointer position.
     *
     * @return the byte read as an integer (0-255), or -1 if end of file is reached

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0L;
  }

  static class SerializableThrowingSupplier extends ThrowingSupplier implements Serializable {
    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0L;
  }

  static void checkMemoize(CountingSupplier countingSupplier, Supplier<Integer> memoizedSupplier) {

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0L;
  }

  static class SerializableThrowingSupplier extends ThrowingSupplier implements Serializable {
    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0L;
  }

  static void checkMemoize(CountingSupplier countingSupplier, Supplier<Integer> memoizedSupplier) {

        when(mockFile1.lastAccess()).thenReturn(System.currentTimeMillis() - 1800000);

        when(mockFile2.getName()).thenReturn("subfolder");
        when(mockFile2.length()).thenReturn(0L);
        when(mockFile2.lastModified()).thenReturn(System.currentTimeMillis() - 1800000);
        when(mockFile2.isDirectory()).thenReturn(true);
        when(mockFile2.getAttributes()).thenReturn(0x10); // FILE_ATTRIBUTE_DIRECTORY

    // close() should close underlying handle with 0L when valid
    @Test
    @DisplayName("close() closes underlying handle when valid")
    void close_validHandle_invokesClose() throws Exception {
        when(handle.isValid()).thenReturn(true);
        SmbWatchHandleImpl sut = new SmbWatchHandleImpl(handle, 0, false);

        sut.close();

        verify(handle, times(1)).close(0L);
    }

    return ((int) link(entry)) - 1;
  }

  private void setSuccessor(int entry, int succ) {
    long succMask = ~0L >>> 32;
    setLink(entry, (link(entry) & ~succMask) | ((succ + 1) & succMask));
  }

  private void setPredecessor(int entry, int pred) {
    long predMask = ~0L << 32;
    setLink(entry, (link(entry) & ~predMask) | ((long) (pred + 1) << 32));
  }

     * {@inheritDoc}
     *
     * @see jcifs.SmbWatchHandle#close()
     */
    @Override
    public void close() throws CIFSException {
        if (this.handle.isValid()) {
            this.handle.close(0L);
        }
    }