* @return lease manager instance
     */
    public LeaseManager getLeaseManager() {
        return leaseManager;
    }

    /**
     * Get the persistent handle manager for SMB3 durable handles
     *
     * @return persistent handle manager instance
     */
    public PersistentHandleManager getPersistentHandleManager() {
        return persistentHandleManager;
    }

    /**

				"X-Amz-Content-Sha256": payloadSHA256,
			},
			region:   "",
			expected: ErrSignatureDoesNotMatch,
		},
		// (8) Should error with signature does not match. But handles
		// query params which do not precede with "x-amz-" header.
		{
			queryParams: map[string]string{
				"X-Amz-Algorithm":       signV4Algorithm,
				"X-Amz-Date":            now.Format(iso8601Format),

    }

    @Test
    @DisplayName("Should handle null delimiter by inserting 'null' string")
    void testJoinWithNullDelimiter() {
        String result = StringUtil.join(null, "first", "second", "third");
        assertEquals("firstnullsecondnullthird", result);
    }

    @Test
    @DisplayName("Should handle null elements in array")
    void testJoinWithNullElements() {

        when(tree.hasCapability(anyInt())).thenReturn(false);
        return new SmbPipeInputStream(handle, tree);
    }

    private SmbPipeInputStream newStreamWithMinimalStubs(boolean smb2) throws CIFSException {
        when(handle.getPipe()).thenReturn(pipe);
        when(tree.isSMB2()).thenReturn(smb2);
        return new SmbPipeInputStream(handle, tree);
    }

    @Test

import jcifs.smb1.dcerpc.rpc;
import jcifs.smb1.smb1.SmbException;

/**
 * LSA policy handle for Local Security Authority operations.
 */
public class LsaPolicyHandle extends rpc.policy_handle {

    DcerpcHandle handle;

    /**
     * Constructs an LSA policy handle.
     *
     * @param handle the DCERPC handle
     * @param server the server name
     * @param access the access rights

        assertNotNull(capturedRpc);
        assertEquals(mockPolicyHandle, capturedRpc.handle);
        assertEquals(access, capturedRpc.access_mask);
        assertEquals(mockSid, capturedRpc.sid);
        assertEquals(handle, capturedRpc.domain_handle); // Ensure the handle itself is passed for output
    }

    @Test
    void constructor_shouldThrowSmbExceptionOnRpcError() throws IOException {

        System.clearProperty("java.protocol.handler.pkgs");
        SingletonContext.registerSmbURLHandler();
        assertEquals("jcifs", System.getProperty("java.protocol.handler.pkgs"));
    }

    @Test
    void testRegisterSmbURLHandlerWhenPkgsDoesNotContainJcifs() {
        // Test registerSmbURLHandler when java.protocol.handler.pkgs does not contain "jcifs"

2. **Lease Key Persistence**: Save lease keys for reconnection
3. **Parent-Child Relationships**: Implement hierarchical leases
4. **Lease Sharing**: Support lease sharing across handles

import jcifs.smb1.smb1.SmbException;

/**
 * Handle for Security Account Manager (SAM) alias operations.
 * This class represents an open handle to a SAM alias and provides
 * operations for managing alias membership and properties.
 */
public class SamrAliasHandle extends rpc.policy_handle {

    DcerpcHandle handle;

    /**
     * Creates a new SAM alias handle.
     *
     * @param handle the DCE/RPC handle for communication

* Cluster Autoscaler 1.0.0 ([#53005](https://github.com/kubernetes/kubernetes/pull/53005), [@mwielgus](https://github.com/mwielgus))
* Remove the --docker-exec-handler flag. Only native exec handler is supported. ([#52287](https://github.com/kubernetes/kubernetes/pull/52287), [@yujuhong](https://github.com/yujuhong))