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.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.internal.smb2.persistent.HandleGuid;
import jcifs.internal.smb2.persistent.HandleInfo;
import jcifs.internal.smb2.persistent.HandleReconnector;
import jcifs.internal.smb2.persistent.HandleType;
import jcifs.internal.smb2.persistent.PersistentHandleManager;

/**
 * Test class for HandleReconnector functionality
 */

import org.mockito.MockitoAnnotations;

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

/**
 * Test class for PersistentHandleManager functionality
 */
public class PersistentHandleManagerTest {

/*
 * © 2025 CodeLibs, Inc.
 */
package jcifs.tests.persistent;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.util.UUID;

import org.junit.jupiter.api.Test;

import jcifs.internal.smb2.persistent.HandleGuid;

/**
 * Test class for HandleGuid functionality
 */

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

/**
 * Constants for SMB2/3 durable and persistent handle capabilities.
 */
public final class Smb2HandleCapabilities {

    /**
     * Flag indicating persistent handle capability
     */
    public static final int SMB2_DHANDLE_FLAG_PERSISTENT = 0x00000002;

    /**

     */
    DURABLE_V1(1),

    /**
     * SMB 3.0 durable handle V2 - with timeout configuration
     */
    DURABLE_V2(2),

    /**
     * SMB 3.0 persistent handle - survives server reboot
     */
    PERSISTENT(3);

    private final int value;

    HandleType(int value) {
        this.value = value;
    }

    /**
     * Get the numeric value of this handle type

- 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

     * @param cause the cause (which is saved for later retrieval by the {@link #getCause()} method).
     *              (A {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.)
     */
    public CurlException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**

     */
    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() {

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

import java.io.Serializable;
import java.nio.ByteBuffer;
import java.util.UUID;

/**
 * Handle GUID structure for SMB2/3 durable and persistent handles.
 * Provides a unique identifier for each handle that can be used
 * for reconnection after network failures or server reboots.
 *