if (state == NodeVisitState.COMPLETE) {
          stack.removeLast();
          continue;
        }
        if (state == NodeVisitState.PENDING) {
          return true;
        }

        visitedNodes.put(node, NodeVisitState.PENDING);
        top.remainingSuccessors = new ArrayDeque<>(graph.successors(node));
      }

      if (!top.remainingSuccessors.isEmpty()) {

        if (state == NodeVisitState.COMPLETE) {
          stack.removeLast();
          continue;
        }
        if (state == NodeVisitState.PENDING) {
          return true;
        }

        visitedNodes.put(node, NodeVisitState.PENDING);
        top.remainingSuccessors = new ArrayDeque<>(graph.successors(node));
      }

      if (!top.remainingSuccessors.isEmpty()) {

/**
 * This class simplifies communication for protocols that support
 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

public abstract class Transport implements Runnable {

    /**

    }

    /**
     * Get number of pending operations
     *
     * @return number of pending operations
     */
    public long getRequestsPending() {
        return pendingOperations.size();
    }

    /**
     * Get pending operations list
     *
     * @return list of pending operations
     */
    public List<CommonServerMessageBlock> getPendingOperations() {

    
    private void redistributePendingOperations(ChannelInfo failedChannel) {
        // Get pending operations from failed channel
        List<SMBMessage> pendingOps = failedChannel.getPendingOperations();
        
        if (pendingOps.isEmpty()) {
            return;
        }
        
        log.info("Redistributing {} pending operations from failed channel", 
            pendingOps.size());
        

        this.currentStartRecordNumber = currentStartRecordNumber;
    }

    /**
     * Sets the ending record number for the current page.
     *
     * @param currentEndRecordNumber The ending record number
     */
    public void setCurrentEndRecordNumber(final long currentEndRecordNumber) {
        this.currentEndRecordNumber = currentEndRecordNumber;
    }

/**
 * This class simplifies communication for protocols that support
 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

/**
 * Abstract base class for network transport implementations in JCIFS.

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

   * [Call.request] is a redirect to a different address.
   */
  open fun connectionReleased(
    call: Call,
    connection: Connection,
  ) {
  }

  /**
   * Invoked just prior to sending request headers.
   *
   * The connection is implicit, and will generally relate to the last [connectionAcquired] event.
   *
   * This can be invoked more than 1 time for a single [Call]. For example, if the response to the