* @throws IllegalArgumentException if {@code interfaceType} is a regular class, enum, or
   *     annotation type, rather than an interface
   */
  <T> T newProxy(T target, Class<T> interfaceType, long timeoutDuration, TimeUnit timeoutUnit);

  /**
   * Invokes a specified Callable, timing out after the specified time limit. If the target method

     * {@inheritDoc}
     *
     * @see jcifs.SmbFileHandle#close(long)
     */
    @Override
    public synchronized void close(final long lastWriteTime) throws CIFSException {
        closeInternal(lastWriteTime, true);
    }

    /**
     * @param lastWriteTime
     * @throws SmbException
     */
    void closeInternal(final long lastWriteTime, final boolean explicit) throws CIFSException {

        long maxTime = System.currentTimeMillis() + 1000000000000L;
        SMBUtil.writeTime(maxTime, buffer, 8); // creationTime
        SMBUtil.writeTime(maxTime, buffer, 16); // lastAccessTime
        SMBUtil.writeTime(maxTime, buffer, 24); // lastWriteTime
        SMBUtil.writeTime(maxTime, buffer, 32); // changeTime
        SMBUtil.writeInt8(Long.MAX_VALUE, buffer, 40); // endOfFile

    class SmbFindFileBothDirectoryInfo implements FileEntry {
        int nextEntryOffset;
        int fileIndex;
        long creationTime;
        long lastAccessTime;
        long lastWriteTime;
        long changeTime;
        long endOfFile;
        long allocationSize;
        int extFileAttributes;
        int fileNameLength;
        int eaSize;
        int shortNameLength;
        String shortName;

     * @throws SmbException if an I/O error occurs
     */
    public long getFilePointer() throws SmbException {
        return fp;
    }

    /**
     * Sets the file pointer to the specified position.
     *
     * @param pos the new file pointer position
     * @throws SmbException if an I/O error occurs
     */
    public void seek(final long pos) throws SmbException {
        fp = pos;
    }

    /**

    protected File workingDirectory = null;

    /** Maximum number of output lines to capture. */
    protected int maxOutputLine = 1000;

    /** Command execution timeout in milliseconds. */
    protected long executionTimeout = 30L * 1000L; // 30sec

    /** Character encoding for command output. */
    protected String commandOutputEncoding = Charset.defaultCharset().displayName();

    assertNull(map.getInstance(Integer.class));

    map.putInstance(Long.class, null);
    assertTrue(map.containsKey(TypeToken.of(Long.class)));
    assertTrue(map.entrySet().contains(immutableEntry(TypeToken.of(Long.class), null)));
    assertNull(map.get(TypeToken.of(Long.class)));
    assertNull(map.getInstance(Long.class));
  }

  public void testPrimitiveAndWrapper() {

  static class FakeStopwatch extends SleepingStopwatch {
    long instant = 0L;
    final List<String> events = new ArrayList<>();

    @Override
    public long readMicros() {
      return NANOSECONDS.toMicros(instant);
    }

    void sleepMillis(int millis) {
      sleepMicros("U", MILLISECONDS.toMicros(millis));
    }

    void sleepMicros(String caption, long micros) {
      instant += MICROSECONDS.toNanos(micros);

  static class FakeStopwatch extends SleepingStopwatch {
    long instant = 0L;
    final List<String> events = new ArrayList<>();

    @Override
    public long readMicros() {
      return NANOSECONDS.toMicros(instant);
    }

    void sleepMillis(int millis) {
      sleepMicros("U", MILLISECONDS.toMicros(millis));
    }

    void sleepMicros(String caption, long micros) {
      instant += MICROSECONDS.toNanos(micros);

    private final AtomicLong bytesEncrypted = new AtomicLong(0);
    private long encryptionStartTime = System.currentTimeMillis();

    // Configurable key rotation limits with defaults
    private volatile long keyRotationBytesLimit = 1L << 30; // Default: 1GB
    private volatile long keyRotationTimeLimit = 24 * 60 * 60 * 1000L; // Default: 24 hours

    // Rotation metrics