System.arraycopy(fileId, 0, buffer, 8, 16);
            return buffer;
        }
    }

    @Nested
    @DisplayName("Oplock Level Constants Tests")
    class OplockLevelTests {

        @ParameterizedTest
        @DisplayName("Should handle standard oplock levels")
        @MethodSource("provideOplockLevels")
        void testStandardOplockLevels(byte oplockLevel, String description) throws Exception {

    /**
     * No oplock
     */
    public static final byte SMB2_OPLOCK_LEVEL_NONE = 0x0;
    /**
     * Level II oplock
     */
    public static final byte SMB2_OPLOCK_LEVEL_II = 0x1;
    /**
     * Exclusive oplock
     */
    public static final byte SMB2_OPLOCK_LEVEL_EXCLUSIVE = 0x8;
    /**
     * Batch oplock
     */

import jcifs.internal.util.SMBUtil;

/**
 * SMB1 COM_LOCKING_ANDX command implementation.
 *
 * This command locks or unlocks byte ranges within a file. It can also
 * be used to break oplocks and change oplock levels.
 *
 * @author mbechler
 */
public class SmbComLockingAndX extends AndXServerMessageBlock {

    private int fid;
    private byte typeOfLock;
    private byte newOpLockLevel;

 */
package jcifs.internal.smb2.lock;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB2 Oplock Break notification message. This server-initiated message notifies the client
 * that an opportunistic lock must be broken due to conflicting access from another client.

        }
    }
    
    public void releaseLease(Smb2LeaseKey key) {
        lock.writeLock().lock();
        try {
            LeaseEntry entry = leases.remove(key);
            if (entry != null) {
                pathToLease.remove(entry.path);
            }
        } finally {
            lock.writeLock().unlock();
        }
    }
    
    private void flushCachedWrites(String path) {

        byte[] buffer = new byte[1024];
        request.writeBytesWireFormat(buffer, 0);
        assertEquals((byte) 0x01, buffer[2]);
    }

    @Test
    @DisplayName("Test oplock level setter")
    void testSetRequestedOplockLevel() {
        request = new Smb2CreateRequest(mockConfig, "test.txt");

        request.setRequestedOplockLevel(Smb2CreateRequest.SMB2_OPLOCK_LEVEL_BATCH);

    private static byte[] buildCreateBodyNoContexts(byte oplock, byte openFlags, int createAction, long ctime, long atime, long mtime,
            long chtime, long allocSize, long eof, int attrs, byte[] fileId) {
        byte[] body = new byte[2 + 2 + 4 + 8 + 8 + 8 + 8 + 8 + 8 + 4 + 4 + 16 + 4 + 4];
        int i = 0;
        SMBUtil.writeInt2(89, body, i); // StructureSize
        body[i + 2] = oplock;
        body[i + 3] = openFlags;
        i += 4;

import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB1 NT Create AndX request message.
 *
 * This command is used to create or open a file with extended
 * capabilities including security descriptors and oplock support.
 */
public class SmbComNTCreateAndX extends AndXServerMessageBlock implements Request<SmbComNTCreateAndXResponse> {

    // share access specified in SmbFile

    // create disposition

    /*

    int FLAGS_NONE = 0x00;
    /** Lock and read write and unlock flag */
    int FLAGS_LOCK_AND_READ_WRITE_AND_UNLOCK = 0x01;
    /** Receive buffer posted flag */
    int FLAGS_RECEIVE_BUFFER_POSTED = 0x02;
    /** Path names are caseless flag */
    int FLAGS_PATH_NAMES_CASELESS = 0x08;
    /** Path names canonicalized flag */
    int FLAGS_PATH_NAMES_CANONICALIZED = 0x10;
    /** Oplock requested or granted flag */

     *
     * @param isExtended
     *            the isExtended to set
     */
    public final void setExtended(final boolean isExtended) {
        this.isExtended = isExtended;
    }

    /**
     * Gets the oplock level granted.
     *
     * @return the oplockLevel
     */
    public final byte getOplockLevel() {
        return this.oplockLevel;
    }

    /**
     * Gets the file identifier.
     *