import jcifs.internal.smb2.ServerMessageBlock2;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Tree Connect response message.
 *
 * This response contains information about the connected
 * tree, including share type and capabilities.
 *
 * @author mbechler
 */
public class Smb2TreeConnectResponse extends ServerMessageBlock2Response implements TreeConnectResponse {

  /**
   * Returns true if the edges in this graph are directed. Directed edges connect a {@link
   * EndpointPair#source() source node} to a {@link EndpointPair#target() target node}, while
   * undirected edges connect a pair of nodes to each other.
   */
  boolean isDirected();

  /**
   * Returns true if this graph allows self-loops (edges that connect a node to itself). Attempting

      }

      return when {
        tcpConnectThrowable != null -> {
          events += "plan $id TCP connect failed"
          ConnectResult(this, nextPlan = connectTcpNextPlan, throwable = tcpConnectThrowable)
        }
        canceled -> {
          events += "plan $id TCP connect canceled"
          ConnectResult(this, nextPlan = connectTcpNextPlan, throwable = IOException("canceled"))
        }

                        return null;
                    }
                    // failure to connect
                    throw new SmbException("Tree disconnected while waiting for connection");
                }
                if (before == 2) {
                    // concurrently connected
                    return null;
                }

                if (log.isDebugEnabled()) {

            }
            ThreadUtil.sleep(200L);
        }
        if (!connected) {
            throw new IllegalStateException("Could not connect to the Samba server");
        }
    }

    @Override
    protected void tearDown() throws Exception {
        if (sambaServer != null) {
            sambaServer.stop();
        }
        super.tearDown();
    }

 2. It attempts to retrieve a connection with that address from the **connection pool**.
 3. If it doesn't find a connection in the pool, it selects a **route** to attempt. This usually means making a DNS request to get the server's IP addresses. It then selects a TLS version and proxy server if necessary.

import jcifs.internal.smb1.AndXServerMessageBlock;
import jcifs.internal.smb1.ServerMessageBlock;

/**
 * SMB1 Tree Connect AndX response implementation.
 * Handles server responses to tree connect requests in SMB1 protocol, providing
 * information about the connected share including service type and DFS capabilities.
 *
 * @author mbechler
 */

        this.connection = connection;
        requestProperties = new HashMap();
    }

    @Override
    public void connect() throws IOException {
        if (connected) {
            return;
        }
        connection.connect();
        connected = true;
    }

    private void handshake() throws IOException {
        if (handshakeComplete) {
            return;
        }

    public SmbTreeHandleImpl connectWrapException(final SmbResourceLocatorImpl loc) throws SmbException {
        try {
            return connect(loc);
        } catch (final SmbException se) {
            throw se;
        } catch (final IOException ioe) {
            throw new SmbException("Failed to connect to server", ioe);
        }
    }

    /**
     * @param loc
     * @return tree handle
     * @throws IOException

 */

package jcifs.smb1.smb1;

import jcifs.smb1.util.LogStream;

class SmbTree {

    private static int tree_conn_counter;

    /* 0 - not connected
     * 1 - connecting
     * 2 - connected
     * 3 - disconnecting
     */
    int connectionState;
    int tid;

    String share;
    String service = "?????";
    String service0;
    SmbSession session;