return this.treeConnection.hasCapability(cap);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTreeHandle#isConnected()
     */
    @Override
    public boolean isConnected() {
        return this.treeConnection.isConnected();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTreeHandle#getConfig()
     */
    @Override

 * HTTP request/response exchanges. Connections may be direct to the origin server or via a proxy.
 *
 * Typically instances of this class are created, connected and exercised automatically by the HTTP
 * client. Applications may use this class to monitor HTTP connections as members of a
 * [connection pool][ConnectionPool].
 *

        this.group = group;
        this.endpoint = group.createEndpoint();
    }
    
    @Override
    public void connect() throws IOException {
        try {
            endpoint.connect(remoteAddress, 1000);  // 1 second timeout
            state = RdmaConnectionState.CONNECTED;
        } catch (Exception e) {
            throw new IOException("RDMA connection failed", e);
        }
    }
    

        verify(fd, times(1)).markClosed();
        verify(tree, times(1)).close();
        verify(fd, times(1)).close();
    }

    @Test
    @DisplayName("available() on SMB1 returns reported available when connected")
    void available_smb1_connected() throws Exception {
        // Verify SMB1 path: non-disconnected status returns 'available' from response
        SmbPipeInputStream stream = newStreamWithInit(false);

    void ensureConnected_throwsIOException() throws Exception {
        doThrow(new java.io.IOException("connect failed")).when(transport).ensureConnected();
        java.io.IOException ex = assertThrows(java.io.IOException.class, () -> transport.ensureConnected());
        assertTrue(ex.getMessage().contains("connect"));
        verify(transport).ensureConnected();
    }

///

### `startup` and `shutdown` together { #startup-and-shutdown-together }

There's a high chance that the logic for your *startup* and *shutdown* is connected, you might want to start something and then finish it, acquire a resource and then release it, etc.

        fromSink.writeByte(ADDRESS_TYPE_IPV4)
        fromSink.write(localAddress)
        fromSink.writeShort(toSocket.localPort)
        fromSink.emit()
        logger.log(Level.INFO, "SocksProxy connected $fromAddress to $toAddress")

        // Copy sources to sinks in both directions.
        val toSource = toSocket.source().buffer()
        val toSink = toSocket.sink().buffer()
        openSockets.add(toSocket)

    assertEquals(
        ImmutableMap.of(Range.closedOpen(0, 1), 1, Range.closedOpen(1, 2), 1),
        rangeMap.asMapOfRanges());

    rangeMap.putCoalescing(Range.closedOpen(1, 1), 1); // empty range coalesces connected ranges
    assertEquals(ImmutableMap.of(Range.closedOpen(0, 2), 1), rangeMap.asMapOfRanges());
  }

  public void testPutCoalescingSubmapEmpty() {
    RangeMap<Integer, Integer> rangeMap = TreeRangeMap.create();

        // Make session look connected via setSessionSetup
        Smb2SessionSetupResponse resp = mock(Smb2SessionSetupResponse.class);
        when(resp.getSessionId()).thenReturn(42L);
        session.setSessionSetup(resp);

        when(transport.isDisconnected()).thenReturn(false);
        when(transport.isFailed()).thenReturn(false);
        assertTrue(session.isConnected());
        assertFalse(session.isFailed());

    /**
     * Returns the FesenClient instance, connecting if not already connected.
     * @return The FesenClient instance.
     */
    protected FesenClient getClient() {
        if (!fesenClient.connected()) {
            synchronized (fesenClient) {
                if (!fesenClient.connected()) {
                    fesenClient.connect();
                }
            }
        }
        return fesenClient;