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    /** Property key for SMB file creation time. */
    public static final String SMB_CREATE_TIME = "smbCreateTime";

    /** Property key for SMB owner attributes. */
    public static final String SMB_OWNER_ATTRIBUTES = "smbOwnerAttributes";

    /** Character set used for encoding SMB content. */
    protected String charset = Constants.UTF_8;

 * from FTP servers. The client supports various configurations, including authentication, timeouts,
 * passive/active modes, and encoding settings. It also handles FTP file attributes such as user,
 * group, and symbolic links.
 *
 * <p>
 * The class uses Apache Commons Net library for FTP communication. It maintains a queue of FTPClient
 * instances to improve performance by reusing connections.