* directory metadata and reduce network round-trips for directory operations.
 */
public class DirectoryLeaseState {

    /**
     * Private constructor to prevent instantiation of this utility class
     */
    private DirectoryLeaseState() {
        // Utility class - prevent instantiation
    }

    /**

    }

    @Test
    public void testCanCacheEnumeration() {
        // Should return true when read caching is enabled
        assertTrue(DirectoryLeaseState.canCacheEnumeration(Smb2LeaseState.SMB2_LEASE_READ_CACHING));
        assertTrue(DirectoryLeaseState.canCacheEnumeration(DirectoryLeaseState.DIRECTORY_READ_HANDLE));

        Smb2LeaseKey key3 = new Smb2LeaseKey();

        when(baseLeaseManager.requestLease(dir1, DirectoryLeaseState.DIRECTORY_READ_HANDLE)).thenReturn(key1);
        when(baseLeaseManager.requestLease(dir2, DirectoryLeaseState.DIRECTORY_READ_HANDLE)).thenReturn(key2);
        when(baseLeaseManager.requestLease(dir3, DirectoryLeaseState.DIRECTORY_FULL)).thenReturn(key3);

        // Request leases for multiple directories

        // Request leases for both directories
        Smb2LeaseKey key1 = directoryLeaseManager.requestDirectoryLease(dir1, DirectoryLeaseState.DIRECTORY_READ_HANDLE,
                DirectoryCacheScope.IMMEDIATE_CHILDREN);

        Smb2LeaseKey key2 =
                directoryLeaseManager.requestDirectoryLease(dir2, DirectoryLeaseState.DIRECTORY_FULL, DirectoryCacheScope.RECURSIVE_TREE);

        assertNotNull(key1);
        assertNotNull(key2);

        context.setLeaseKey(key2);
        assertEquals(key2, context.getLeaseKey());

        context.setLeaseState(DirectoryLeaseState.DIRECTORY_FULL);
        assertEquals(DirectoryLeaseState.DIRECTORY_FULL, context.getLeaseState());

        context.setCacheScope(DirectoryCacheScope.RECURSIVE_TREE);
        assertEquals(DirectoryCacheScope.RECURSIVE_TREE, context.getCacheScope());

- **MS-SMB2 Section 2.2.36**: SMB2 Change Notify Response
- **MS-SMB2 Section 3.3.5.9.11**: Directory Leasing and Caching

## 3. Directory Lease Types

### 3.1 Directory-Specific Lease States
```java
public class DirectoryLeaseState extends Smb2LeaseState {
    // Standard lease states apply, plus directory-specific semantics:
    
    // READ_CACHING for directories means:
    // - Can cache directory enumeration results