return parentLeaseKey;
    }

    /**
     * Sets the parent lease key for directory hierarchies
     * @param parentLeaseKey the parent lease key to set
     */
    public void setParentLeaseKey(Smb2LeaseKey parentLeaseKey) {
        this.parentLeaseKey = parentLeaseKey != null ? parentLeaseKey : new Smb2LeaseKey(new byte[16]);
    }

    /**
     * Gets the lease epoch for V2 lease versioning