- **SLF4J Logging**: Comprehensive logging throughout the codebase
- **Resource Management**: AutoCloseable patterns for file handles and connections
- **Thread Safety**: Components support concurrent access
- **DFS Support**: Distributed File System resolution
- **Streaming Operations**: Efficient directory listings and file operations
- **Buffer Caching**: Optimized buffer management
- **DCE/RPC Protocol**: Support for advanced operations

 */
package jcifs.internal.smb2.ioctl;

import jcifs.Configuration;
import jcifs.Decodable;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.dfs.DfsReferralResponseBuffer;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtStatus;
import jcifs.smb.SmbException;

/**

package jcifs.internal.dfs;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;

        assertEquals(fqdnUNC, testImplementation.getFullUNCPath());
        assertEquals("server.example.com", testImplementation.getServer());
    }

    @Test
    @DisplayName("Test resolve in DFS flag toggles")
    void testResolveInDfsToggle() {
        // Initial state should be false
        assertFalse(testImplementation.isResolveInDfs());

        // Toggle to true

                }
            }
            request.tid = tid;
            if (inDfs && !service.equals("IPC") && request.path != null && request.path.length() > 0) {
                /* When DFS is in action all request paths are
                 * full UNC paths minus the first backslash like
                 *   \server\share\path\to\file
                 * as opposed to normally
                 *   \path\to\file

        SmbTreeImpl tree3 = new SmbTreeImpl(session, "COMM", "COMM");
        assertEquals(SmbConstants.TYPE_COMM, tree3.getTreeType());
    }

    // Test case for DFS related methods
    @Test
    void testDfs() throws SmbException {
        SmbTreeImpl tree = new SmbTreeImpl(session, "SHARE", "A:");
        assertFalse(tree.isDfs());
        assertFalse(tree.isInDomainDfs());

    }

    /**
     * If the path of this <code>SmbFile</code> falls within a DFS volume,
     * this method will return the referral path to which it maps. Otherwise
     * <code>null</code> is returned.
     *
     * @return URL to the DFS volume
     * @throws SmbException if an error occurs while resolving the DFS path
     */
    public String getDfsPath() throws SmbException {
        try {

 * get proper ticket caching.
 *
 * Be advised that short/NetBIOS name usage is not supported with this authenticator. Always specify full FQDNs/Realm.
 * This can be a problem if using DFS in it's default configuration as that still returns referrals in short form.
 * See <a href="https://support.microsoft.com/en-us/kb/244380">KB-244380</a> for compatible server configuration.

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.Configuration;
import jcifs.internal.dfs.DfsReferralRequestBuffer;
import jcifs.internal.smb1.trans.SmbComTransaction;

class Trans2GetDfsReferralTest {

    @Mock
    private Configuration mockConfig;

        verify(treeConnection).getSession();
    }

    @Test
    @DisplayName("ensureDFSResolved forwards to tree connection with locator")
    void ensureDFSResolvedDelegates() throws Exception {
        // Confirms DFS resolution is delegated with the correct locator
        // Act
        handle.ensureDFSResolved();
        // Assert & interaction verify
        verify(treeConnection).ensureDFSResolved(resourceLoc);
    }