setSynchronization(sync) - JDO Transaction's method
Method javax.jdo.Transaction
void setSynchronization(
Synchronization sync
)
Synchronization
instance to be notified on transaction completions. The beforeCompletion
method is called prior to flushing instances to the data store. The afterCompletion
method is called after performing state transitions of persistent and transactional instances, following the data store commit or rollback operation.
Only one Synchronization
instance can be registered with the Transaction
. If the application requires more than one instance to receive synchronization callbacks, then the single application instance is responsible for managing them, and forwarding callbacks to them.
- Parameters:
-
sync
- theSynchronization
instance to be notified;null
for none
- Since:
- JDO 1.0