* that was previously opened.
 *
 * @author mbechler
 *
 */
public class Smb2CloseRequest extends ServerMessageBlock2Request<Smb2CloseResponse> implements RequestWithFileId {

    private static final Logger log = LoggerFactory.getLogger(Smb2CloseRequest.class);

    private byte[] fileId;
    private final String fileName;
    private int closeFlags;

    /**

        Smb2CloseRequest requestWithNull = new Smb2CloseRequest(mockConfig, null, testFileName);
        assertNotNull(requestWithNull);
    }

    @Test
    @DisplayName("Constructor with null fileName should accept null")
    void testConstructorWithNullFileName() throws Exception {
        Smb2CloseRequest requestWithNull = new Smb2CloseRequest(mockConfig, testFileId, null);
        assertNotNull(requestWithNull);

        assertNotNull(lockRequest, "Smb2LockRequest should implement RequestWithFileId");
    }

    @Test
    @DisplayName("Should set file ID correctly in Smb2CloseRequest")
    void testSetFileIdInCloseRequest() {
        // Given
        Smb2CloseRequest request = new Smb2CloseRequest(mockConfig, emptyFileId);

        // When
        request.setFileId(testFileId);

        // After exception path, iterator should be exhausted
        assertFalse(it.hasNext());

        // Closing should send a single Smb2CloseRequest
        it.close();
        verify(tree).send(argThat((Request<?> r) -> r instanceof Smb2CloseRequest));
    }

    @Test
    @DisplayName("open() gracefully handles NT_STATUS_NO_SUCH_FILE (empty listing)")

        h.release();
        verify(tree, never()).send(isA(Smb2CloseRequest.class), any());
        verify(tree, never()).send(any(CommonServerMessageBlockRequest.class), any(SmbComBlankResponse.class), any(RequestParam[].class));

        // Second release: should close now via SMB2 path
        h.release();
        verify(tree, times(1)).send(isA(Smb2CloseRequest.class), eq(RequestParam.NO_RETRY));
        verify(tree, times(1)).release();

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

import jcifs.CIFSException;
import jcifs.ResourceNameFilter;
import jcifs.SmbConstants;
import jcifs.SmbResource;
import jcifs.internal.smb2.create.Smb2CloseRequest;
import jcifs.internal.smb2.create.Smb2CreateRequest;
import jcifs.internal.smb2.create.Smb2CreateResponse;
import jcifs.internal.smb2.info.Smb2QueryDirectoryRequest;

                if (log.isDebugEnabled()) {
                    log.debug("Closing file handle " + this);
                }

                if (t.isSMB2()) {
                    final Smb2CloseRequest req = new Smb2CloseRequest(this.cfg, this.fileId);
                    t.send(req, RequestParam.NO_RETRY);
                } else {

                    // Always close the file handle - ensure createResp is not null
                    if (createResp != null && createResp.getFileId() != null) {
                        final Smb2CloseRequest closeReq = new Smb2CloseRequest(sh.getConfig(), createResp.getFileId());
                        sh.send(closeReq);
                    }
                }
            } else {
                if (replace) {