Some of the methods of the Transaction interface
are:
–void begin();
–void commit();
–void rollback();
–boolean isActive();
–void setOptimistic(boolean
flag);
–void
setNontransactionalRead(boolean flag);
–void
setNontransactionalWrite(boolean flag);
–void
setRetainValues(boolean flag);
–void
setSynchronization(Synchronization sync);