return null;
        }

        String contextName = new String(nameBytes, StandardCharsets.US_ASCII);

        switch (contextName) {
        case LeaseV1CreateContextRequest.CONTEXT_NAME: // "RqLs"
            return new LeaseV1CreateContextResponse();
        case LeaseV2CreateContextRequest.CONTEXT_NAME: // "RqL2"
            return new LeaseV2CreateContextResponse();

     * @param leaseKey the lease key
     * @param requestedState the requested lease state
     */
    public void addLeaseV1Context(Smb2LeaseKey leaseKey, int requestedState) {
        LeaseV1CreateContextRequest leaseContext = new LeaseV1CreateContextRequest(leaseKey, requestedState);
        addCreateContext(leaseContext);
        setRequestedOplockLevel(SMB2_OPLOCK_LEVEL_LEASE);
    }

    /**