你可以注入一个 TransactionSynchronizationRegistry 并使用 getTransactionStatus获取当前上下文中事务的状态，它返回一个 int，它是 Status 类，在您的情况下，您正在寻找 STATUS_NO_TRANSACTION

You can inject a TransactionSynchronizationRegistry and use getTransactionStatus to get the status of the transaction in the current context, it returns an int which is a contant in the Status class, in your case you are looking for STATUS_NO_TRANSACTION

注入:

@Resource
TransactionSynchronizationRegistry tsr;

检查交易状态:

if (Status.STATUS_NO_TRANSACTION == tsr.getTransactionStatus()) {
   // no transaction
}