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public interface EntityTransaction
The EntityTransaction interface is used to control resource transactions on resource-local entity managers. The EntityManager.getTransaction() method returns the EntityTransaction interface.
| Method Summary | |
|---|---|
void |
begin()
Start a resource transaction. |
void |
commit()
Commit the current transaction, writing any unflushed changes to the database. |
boolean |
getRollbackOnly()
Determine whether the current transaction has been marked for rollback. |
boolean |
isActive()
Indicate whether a transaction is in progress. |
void |
rollback()
Roll back the current transaction. |
void |
setRollbackOnly()
Mark the current transaction so that the only possible outcome of the transaction is for the transaction to be rolled back. |
| Method Detail |
|---|
void begin()
IllegalStateException - if isActive() is true.void commit()
IllegalStateException - if isActive() is false.
RollbackException - if the commit fails.void rollback()
IllegalStateException - if isActive() is false.
PersistenceException - if an unexpected error
condition is encountered.void setRollbackOnly()
IllegalStateException - if isActive() is false.boolean getRollbackOnly()
IllegalStateException - if isActive() is false.boolean isActive()
PersistenceException - if an unexpected error
condition is encountered.
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