private Response<LockResult> acquireLock(
RequestContext context, LockGrabber lockGrabber, Object... entities) {
Transaction otherTx = suspendOtherAndResumeThis(context, false);
try {
LockManager lockManager = graphDb.getLockManager();
TransactionState state =
((AbstractTransactionManager) graphDb.getTxManager()).getTransactionState();
for (Object entity : entities) {
lockGrabber.grab(lockManager, state, entity);
}
return packResponse(context, new LockResult(LockStatus.OK_LOCKED));
} catch (DeadlockDetectedException e) {
return packResponse(context, new LockResult(e.getMessage()));
} catch (IllegalResourceException e) {
return packResponse(context, new LockResult(LockStatus.NOT_LOCKED));
} finally {
suspendThisAndResumeOther(otherTx, context);
}
}
