question: void rollbackLocalTransaction ( ) throws RollbackFailedException { if ( _tx == null ) { return ; } try { if ( _logger . isLoggable ( Level . FINEST ) ) { _logger . log ( Level . FINEST , "Aborting local transaction: " + _tx ) ; } _tx . abort ( ) ; } catch ( Exception e ) { if ( _logger . isLoggable ( Level . SEVERE ) ) { _logger . log ( Level . SEVERE , "Internal error during local transaction abort: " + _tx , e ) ; } throw new RollbackFailedException ( e ) ; } }
target:  Rolls back the local transaction.