for (int i = 0; i < entries.size(); i++) {
        Range<K> range = entries.get(i).getKey();
        if (i > 0) {
          Range<K> prevRange = entries.get(i - 1).getKey();
          if (range.isConnected(prevRange) && !range.intersection(prevRange).isEmpty()) {
            throw new IllegalArgumentException(
                "Overlapping ranges: range " + prevRange + " overlaps with entry " + range);
          }
        }

func (o *AuthNPlugin) doPeriodicHealthCheck() {
	ticker := time.NewTicker(healthCheckInterval)
	defer ticker.Stop()

	for {
		select {
		case <-ticker.C:
			now := time.Now()
			isConnected := o.checkConnectivity(o.shutdownCtx)
			if isConnected {
				o.serviceMetrics.setConnSuccess(now)
			} else {
				o.serviceMetrics.setConnFailure(now)
			}
		case <-o.shutdownCtx.Done():
			return
		}
	}
}

                            break;
                        default:
                            disconnect( true );
                            throw new NbtException( NbtException.ERR_SSN_SRVC, errorCode );
                    }
                    break;
                case -1:
                    disconnect( true );
                    throw new NbtException( NbtException.ERR_SSN_SRVC,

        try {
            handshake();
        } catch (IOException ex) { }
        return connection.getResponseMessage();
    }

    public void disconnect() {
        connection.disconnect();
        handshakeComplete = false;
        connected = false;
    }

    public boolean usingProxy() {
        return connection.usingProxy();
    }

     */
    @Override
    public List<FileNotifyInformation> watch () throws CIFSException {
        if ( !this.handle.isValid() ) {
            throw new SmbException("Watch was broken by tree disconnect");
        }
        try ( SmbTreeHandleImpl th = this.handle.getTree() ) {

            CommonServerMessageBlockRequest req;
            NotifyResponse resp = null;
            if ( th.isSMB2() ) {

        }
    }

    class MockHttpURLConnection extends HttpURLConnection {

        MockHttpURLConnection(URL u) {
            super(u);
        }

        @Override
        public void disconnect() {
            // Do Nothing
        }

        @Override
        public boolean usingProxy() {
            return false;
        }

        @Override
        public void connect() throws IOException {

     * {@inheritDoc}
     *
     * @see jcifs.SmbFileHandle#isValid()
     */
    @Override
    public boolean isValid () {
        return this.open && this.tree_num == this.tree.getTreeId() && this.tree.isConnected();
    }


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

  RegularContiguousSet(Range<C> range, DiscreteDomain<C> domain) {
    super(domain);
    this.range = range;
  }

  private ContiguousSet<C> intersectionInCurrentDomain(Range<C> other) {
    return range.isConnected(other)
        ? ContiguousSet.create(range.intersection(other), domain)
        : new EmptyContiguousSet<C>(domain);
  }

  @Override
  ContiguousSet<C> headSetImpl(C toElement, boolean inclusive) {

    assertThat(client.closed).isFalse()

    // Manually write an invalid masked close frame.
    server.sink.write("888760b420bb635c68de0cd84f".decodeHex()).emit()
    client.processNextFrame() // Detects error, disconnects immediately since close already sent.
    client.webSocket!!.finishReader()
    assertThat(client.closed).isTrue()
    client.listener.assertFailure(
      ProtocolException::class.java,

        } catch( SmbException se ) {
            if (se.getNtStatus() == se.NT_STATUS_NETWORK_NAME_DELETED) {
                /* Someone removed the share while we were
                 * connected. Bastards! Disconnect this tree
                 * so that it reconnects cleanly should the share
                 * reappear in this client's lifetime.
                 */
                treeDisconnect( true );
            }