}
else if ( lockMode==LockMode.OPTIMISTIC) {
return new OptimisticLockingStrategy( lockable, lockMode);
}
else if ( lockMode==LockMode.OPTIMISTIC_FORCE_INCREMENT) {
return new OptimisticForceIncrementLockingStrategy( lockable, lockMode);
}
else if ( lockMode.greaterThan( LockMode.READ ) ) {
return new UpdateLockingStrategy( lockable, lockMode );
}
else {