scheduler.scheduleAtFixedRate(this::cleanupExpiredEntries, 60, 60, TimeUnit.SECONDS);
    }

    /**
     * Request a directory lease
     *
     * @param directoryPath directory path
     * @param requestedState requested lease state
     * @param scope cache scope
     * @return lease key
     */
    public Smb2LeaseKey requestDirectoryLease(String directoryPath, int requestedState, DirectoryCacheScope scope) {

- **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

import jcifs.internal.smb2.info.Smb2QueryInfoRequest;
import jcifs.internal.smb2.info.Smb2QueryInfoResponse;
import jcifs.internal.smb2.info.Smb2SetInfoRequest;
import jcifs.internal.smb2.lease.LeaseManager;
import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.smb2.lease.Smb2LeaseState;
import jcifs.internal.smb2.persistent.PersistentHandleManager;
import jcifs.util.Strings;

/**

				Service:      "iam",
				Region:       "us-east-1",
				ResourceType: "role",
				ResourceID:   "my-role",
			},
			want: "arn:minio:iam:us-east-1::role/my-role",
		},
		{
			arn: ARN{
				Partition:    "minio",
				Service:      "",
				Region:       "us-east-1",
				ResourceType: "role",
				ResourceID:   "my-role",
			},
			want: "arn:minio::us-east-1::role/my-role",
		},
	}
	for _, tt := range tests {

     */
    public boolean isDurableHandleGranted() {
        return hasDurableHandleResponse();
    }

    /**
     * Get the lease key from the response
     * @return the lease key or null if no lease was granted
     */
    public jcifs.internal.smb2.lease.Smb2LeaseKey getLeaseKey() {
        LeaseV2CreateContextResponse v2 = getLeaseV2Context();
        if (v2 != null) {
            return v2.getLeaseKey();

s3-object-lambda.sa-east-1.amazonaws.com
s3-object-lambda.us-east-1.amazonaws.com
s3-object-lambda.us-east-2.amazonaws.com
s3-object-lambda.us-gov-east-1.amazonaws.com
s3-object-lambda.us-gov-west-1.amazonaws.com
s3-object-lambda.us-west-1.amazonaws.com
s3-object-lambda.us-west-2.amazonaws.com
s3-sa-east-1.amazonaws.com
s3-us-east-2.amazonaws.com
s3-us-gov-east-1.amazonaws.com

        SMBUtil.writeInt4(32, buffer, 12); // DataLength (standard lease only)

        // Write name
        System.arraycopy("DLse".getBytes(), 0, buffer, 16, 4);

        // Write lease key
        Smb2LeaseKey key = new Smb2LeaseKey();
        key.encode(buffer, 24);

        // Write lease state
        SMBUtil.writeInt4(DirectoryLeaseState.DIRECTORY_READ_HANDLE, buffer, 40);

    @Test
    @DisplayName("Should generate random lease key with correct size")
    void testRandomLeaseKeyGeneration() {
        Smb2LeaseKey key = new Smb2LeaseKey();

        assertNotNull(key.getKey());
        assertEquals(16, key.getKey().length);
        assertFalse(key.isZero());
    }

    @Test
    @DisplayName("Should create lease key from byte array")
    void testLeaseKeyFromBytes() {

		{config1, "", []ARN{{TargetID{"1", "webhook"}, ""}}},
		{config2, "us-east-1", []ARN{{TargetID{"1", "webhook"}, "us-east-1"}}},
		{config2, "", []ARN{{TargetID{"1", "webhook"}, ""}}},
		{config3, "us-east-1", []ARN{{TargetID{"1", "webhook"}, "us-east-1"}, {TargetID{"2", "amqp"}, "us-east-1"}}},
		{config3, "", []ARN{{TargetID{"1", "webhook"}, ""}, {TargetID{"2", "amqp"}, ""}}},
	}

        // Cache should be invalidated
        assertFalse(cacheEntry.isComplete());

        // Step 9: Test lease break
        // Re-populate cache
        directoryLeaseManager.updateDirectoryCache(directoryPath, files);
        assertTrue(cacheEntry.isComplete());

        // Simulate lease break with loss of read cache
        directoryLeaseManager.handleDirectoryLeaseBreak(leaseKey, Smb2LeaseState.SMB2_LEASE_HANDLE_CACHING);