import jcifs.SmbResourceLocator;
import jcifs.SmbTreeHandle;
import jcifs.internal.CommonServerMessageBlockRequest;
import jcifs.internal.CommonServerMessageBlockResponse;
import jcifs.internal.RequestWithPath;
import jcifs.internal.dfs.DfsReferralDataInternal;
import jcifs.internal.smb1.com.SmbComClose;
import jcifs.internal.smb1.com.SmbComFindClose2;
import jcifs.internal.smb1.trans.nt.NtTransQuerySecurityDesc;

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;

class Smb2FlushResponseTest {

    @Mock
    private Configuration mockConfig;

    private Smb2FlushResponse response;

    @BeforeEach
    void setUp() {

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.lock;

import jcifs.Encodable;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Lock data structure.
 *
 * This class represents a single lock element used in
 * SMB2 Lock requests for byte-range locking.
 *
 * @author mbechler

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.internal.smb1.trans;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;

/**
 * Response for SMB1 TRANS_CALL_NAMED_PIPE transaction.
 *
 * This response contains the data returned from the named pipe

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.internal.smb1.net;

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

import jcifs.Configuration;
import jcifs.internal.smb1.trans.SmbComTransactionResponse;
import jcifs.internal.util.SMBUtil;

/**
 * SMB1 NetShareEnum response message for enumerating network shares on a server.

 */

package jcifs.internal.smb1.com;

import java.io.UnsupportedEncodingException;
import java.security.GeneralSecurityException;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.RuntimeCIFSException;
import jcifs.SmbConstants;
import jcifs.internal.smb1.AndXServerMessageBlock;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.util.SMBUtil;

**Priority: HIGH** | **Estimated Effort: 3-4 weeks**

SMB3 leases replace the traditional oplock mechanism and are foundational for other features.

#### 1.1 Core Lease Infrastructure
```
Package: jcifs.internal.smb2.lease
├── Smb2LeaseBreak.java          - Lease break notification handling
├── Smb2LeaseContext.java        - Lease context for create requests
├── Smb2LeaseKey.java            - 16-byte lease key management

import org.mockito.junit.jupiter.MockitoSettings;
import org.mockito.quality.Strictness;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.SmbConstants;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtlmPasswordAuthenticator;
import jcifs.smb.SmbException;

/**
 * Unit tests exercising {@link SmbComSessionSetupAndX}.  The class under test

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2;
import jcifs.internal.util.SMBUtil;

class Smb2WriteResponseTest {

    @Mock
    private Configuration mockConfig;

    private Smb2WriteResponse response;

    @BeforeEach

package jcifs.internal.smb2;

import static jcifs.internal.smb2.ServerMessageBlock2.SMB2_FLAGS_RELATED_OPERATIONS;
import static jcifs.internal.smb2.ServerMessageBlock2.SMB2_NEGOTIATE;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertInstanceOf;
import static org.junit.jupiter.api.Assertions.assertNotNull;