*   <li><b>Convenience methods:</b> These are implementations of common operations that are
 *       typically implemented by opening a writer using one of the methods in the first category,
 *       doing something and finally closing the writer that was opened.
 * </ul>
 *
 * <p>Any {@link ByteSink} may be viewed as a {@code CharSink} with a specific {@linkplain Charset

import jcifs.util.Hexdump;

/**
 *
 */
final class SmbSessionImpl implements SmbSessionInternal {

    private static final Logger log = LoggerFactory.getLogger(SmbSessionImpl.class);

    /*
     * 0 - not connected
     * 1 - connecting
     * 2 - connected
     * 3 - disconnecting
     */
    private final AtomicInteger connectionState = new AtomicInteger();
    private int uid;

      } catch (e: SocketException) {
        logger.info("$threadName done accepting connections: ${e.message}")
      } catch (e: IOException) {
        logger.log(Level.WARNING, "$threadName failed unexpectedly", e)
      } finally {
        for (socket in openSockets) {
          socket.closeQuietly()
        }
        Thread.currentThread().name = "SocksProxy"
      }
    }
  }

  fun proxy(): Proxy =
    Proxy(

    protected String[] targetUsers;

    @Override
    public void update(final User user) {
        final String username = user.getName();
        final String password = user.getOriginalPassword();
        changePassword(username, password);
    }

    @Override
    public void delete(final User user) {
        final String username = user.getName();
        if (isTargetUser(username)) {

     * @see jcifs.internal.SMBSigningDigest#verify(byte[], int, int, int, jcifs.internal.CommonServerMessageBlock)
     */
    @Override
    public boolean verify(final byte[] data, final int offset, final int l, final int extraPad, final CommonServerMessageBlock m) {

        final ServerMessageBlock msg = (ServerMessageBlock) m;

        if ((msg.getFlags2() & SmbConstants.FLAGS2_SECURITY_SIGNATURES) == 0) {

    public void close() throws IOException {
        state = RdmaConnectionState.CLOSING;

        try {
            if (socketChannel != null) {
                socketChannel.close();
            }
        } finally {
            state = RdmaConnectionState.CLOSED;
        }

        log.debug("TCP RDMA connection closed");
    }

     */
    // GET /api/admin/badword/settings
    // PUT /api/admin/badword/settings
    @Execute
    public JsonResponse<ApiResult> settings(final SearchBody body) {
        validateApi(body, messages -> {});
        final BadWordPager pager = copyBeanToNewBean(body, BadWordPager.class);
        final List<BadWord> list = badWordService.getBadWordList(pager);
        return asJson(

    }

    @Override
    protected int delegateUpdate(final Entity entity, final UpdateOption<? extends ConditionBean> option) {
        final EsAbstractEntity esEntity = (EsAbstractEntity) entity;
        final IndexRequestBuilder builder = createUpdateRequest(esEntity);

        final IndexResponse response = builder.execute().actionGet(indexTimeout);
        final long seqNo = response.getSeqNo();

    @Override
    public ExtractData getText(final InputStream in, final Map<String, String> params) {
        if (in == null) {
            throw new CrawlerSystemException("The inputstream is null.");
        }
        try {
            final BufferedInputStream bis = new BufferedInputStream(in);
            final String enc = getEncoding(bis);

 */
public class SecureKeyManager implements AutoCloseable {

    private static final Logger log = LoggerFactory.getLogger(SecureKeyManager.class);

    private final Map<String, SecretKey> sessionKeys = new ConcurrentHashMap<>();
    private final Map<String, byte[]> rawKeys = new ConcurrentHashMap<>();
    private final SecureRandom secureRandom = new SecureRandom();
    private KeyStore keyStore;