final Map<TransactionId, Transaction> transactionMap = context.getTransactions();
transaction = transactionMap.get(xid);
if (transaction != null) {
return;
}
transaction = new LocalTransaction(this.transactionStore, (LocalTransactionId) xid, context);
transactionMap.put(xid, transaction);
}
if (transaction != null) {
// ��������ʱ
this.setTxTimeout(context, transaction, seconds);