case OpCode.createSession:
txnHeader = new TxnHeader(request.sessionId, request.cxid, zks
.getNextZxid(), zks.getTime(), OpCode.createSession);
request.request.rewind();
int to = request.request.getInt();
txn = new CreateSessionTxn(to);
request.request.rewind();
zks.sessionTracker.addSession(request.sessionId, to);
break;
case OpCode.closeSession:
txnHeader = new TxnHeader(request.sessionId, request.cxid, zks