@FunctionalInterface public interface TransactionalCallable<T>
FunctionalInterfacethat wraps transactional code.
If transactional code needs to depend on captured scope ("context"), then
ContextTransactionalCallable is a better fit.
T run(Configuration configuration) throws Exception
If this method completes normally, and this is not a nested transaction,
then the transaction will be committed. If this method completes with an
exception, then the transaction is rolled back to the beginning of this
Configurationin whose context the transaction is run.
Exception- Any exception that will cause a rollback of the code contained in this transaction. If this is a nested transaction, the rollback may be performed only to the state before executing this
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