// Persistent handles don't expire
        HandleInfo persistent = new HandleInfo(
            "/test/file2.txt",
            new HandleGuid(),
            new byte[16],
            HandleType.PERSISTENT,
            0,
            null
        );
        
        Thread.sleep(100);
        assertFalse(persistent.isExpired());
    }
    
    @Test

     */
    public jcifs.internal.smb2.persistent.DurableHandleResponse getDurableHandleResponse() {
        if (this.createContexts != null) {
            for (CreateContextResponse ctx : this.createContexts) {
                if (ctx instanceof jcifs.internal.smb2.persistent.DurableHandleResponse) {
                    return (jcifs.internal.smb2.persistent.DurableHandleResponse) ctx;
                }
            }

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;
import jcifs.internal.smb2.lease.Smb2LeaseKey;

/**
 * Manager for persistent and durable SMB handles.
 *
 * This class provides:
 * - Handle lifecycle management
 * - Persistent storage for persistent handles
 * - Expiration tracking for durable handles
 * - Thread-safe access to handle information
 */
public class PersistentHandleManager {

import jcifs.internal.smb2.persistent.DurableHandleReconnect;
import jcifs.internal.smb2.persistent.DurableHandleRequest;
import jcifs.internal.smb2.persistent.DurableHandleV2Request;
import jcifs.internal.smb2.persistent.HandleGuid;
import jcifs.internal.smb2.persistent.HandleType;
import jcifs.internal.smb2.persistent.Smb2HandleCapabilities;

/**
 * Test class for durable handle create context implementations
 */

    /**
     * Create a new durable handle V2 request
     * @param timeoutMs the timeout in milliseconds (0 for persistent handles)
     * @param persistent true if this should be a persistent handle
     */
    public DurableHandleV2Request(long timeoutMs, boolean persistent) {
        this.timeoutMs = timeoutMs;
        this.flags = persistent ? Smb2HandleCapabilities.SMB2_DHANDLE_FLAG_PERSISTENT : 0;
        this.createGuid = new HandleGuid();
    }

 * Lesser General Public License for more details.
 */
package jcifs.internal.smb2.persistent;

import java.io.Serializable;
import java.util.Arrays;

import jcifs.internal.smb2.lease.Smb2LeaseKey;

/**
 * Information about a durable or persistent SMB handle.
 * This class holds all the necessary information to reconnect
 * a handle after network failures or server reboots.
 */

- 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

        addCreateContext(new jcifs.internal.smb2.persistent.DurableHandleRequest());
    }

    /**
     * Add a durable handle V2 context to this request
     * @param timeoutMs the timeout in milliseconds (0 for persistent handles)
     * @param persistent true if this should be a persistent handle
     * @return the create GUID for this handle
     */

import org.junit.jupiter.api.Test;

import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.smb2.persistent.HandleGuid;
import jcifs.internal.smb2.persistent.HandleInfo;
import jcifs.internal.smb2.persistent.HandleType;

/**
 * Test class for HandleInfo functionality
 */
public class HandleInfoTest {

    private HandleGuid testGuid;
    private byte[] testFileId;
    private Smb2LeaseKey testLeaseKey;

     */
    public int getFlags() {
        return flags;
    }

    /**
     * Check if this is a persistent handle
     * @return true if persistent
     */
    public boolean isPersistent() {
        return (flags & Smb2HandleCapabilities.SMB2_DHANDLE_FLAG_PERSISTENT) != 0;
    }

    /**
     * Get the context name as string
     * @return the context name
     */
    public String getContextName() {