return operationErrors.get();
    }

    /**
     * Get total number of connections created
     *
     * @return connection count
     */
    public long getConnectionsCreated() {
        return connectionsCreated.get();
    }

    /**
     * Get number of currently active connections
     *
     * @return active connection count
     */
    public long getConnectionsActive() {

 *
 *  * [onRequest]
 *  * [onHeaders] (unless canceled)
 *  * [onData] (optional sequence of data frames)
 *
 * As a stream ID is scoped to a single HTTP/2 connection, implementations which target multiple
 * connections should expect repetition of stream IDs.
 *
 * Return true to request cancellation of a pushed stream.  Note that this does not guarantee
 * future frames won't arrive on the stream ID.
 */
interface PushObserver {
  /**

set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -XX:MaxDirectMemorySize=%FESS_DIRECT_SIZE%
)

REM set to headless, just in case
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Djava.awt.headless=true

REM maximum # keep-alive connections to maintain at once
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Dhttp.maxConnections=20

REM Force the JVM to use IPv4 stack
if NOT "%FESS_USE_IPV4%" == "" (
set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -Djava.net.preferIPv4Stack=true

- Update `SmbFile` caching logic to use leases
- Add lease break handling in `SmbTransport`

---

### Phase 2: Persistent Handles
**Priority: HIGH** | **Estimated Effort: 4-5 weeks**

Persistent handles allow connections to survive network interruptions and server failovers.

#### 2.1 Core Persistent Handle Infrastructure
```
Package: jcifs.internal.smb2.persistent
├── PersistentHandleContext.java     - Persistent handle create context

    /**
     * Server supports multi-credit operations
     */
    public static final int SMB2_GLOBAL_CAP_LARGE_MTU = 0x4;

    /**
     * Server supports multi-channel connections
     */
    public static final int SMB2_GLOBAL_CAP_MULTI_CHANNEL = 0x8;

    /**
     * Server supports persistent handles
     */
    public static final int SMB2_GLOBAL_CAP_PERSISTENT_HANDLES = 0x10;

import okhttp3.internal.isHealthy
import okhttp3.internal.tls.OkHostnameVerifier
import okio.Buffer

/**
 * A connection to a remote web server capable of carrying 1 or more concurrent streams.
 *
 * Connections are shared in a connection pool. Accesses to the connection's state must be guarded
 * by holding a lock on the connection.
 */
class RealConnection internal constructor(
  val taskRunner: TaskRunner,

 * and resolving SMB resources.
 *
 * @author mbechler
 */
public interface SmbResourceLocatorInternal extends SmbResourceLocator {

    /**
     * Determines whether SMB signing should be enforced for connections to this resource.
     *
     * @return whether to enforce the use of signing on connection to this resource
     */
    boolean shouldForceSigning();

    /**

              tunnelRequest = nextTunnelRequest,
            ),
        )
      }
      else -> {
        val failure =
          ProtocolException(
            "Too many tunnel connections attempted: $MAX_TUNNEL_ATTEMPTS",
          )
        call.eventListener.connectFailed(call, route.socketAddress, route.proxy, null, failure)
        connectionPool.connectionListener.connectFailed(route, call, failure)

    /** Response timeout in milliseconds */
    int RESPONSE_TIMEOUT = Config.getInt("jcifs.smb1.smb.client.responseTimeout", DEFAULT_RESPONSE_TIMEOUT);

    /** List of active connections */
    LinkedList CONNECTIONS = new LinkedList();

    /** Session limit */
    int SSN_LIMIT = Config.getInt("jcifs.smb1.smb.client.ssnLimit", DEFAULT_SSN_LIMIT);
    /** Socket timeout in milliseconds */

  /**
   * Release any resources held by this dispatcher. Any requests that are currently being dispatched
   * should return immediately. Responses returned after shutdown will not be transmitted: their
   * socket connections have already been closed.
   */
  public open override fun close() {}