private void EvaluateDirectDependencies(IDictionary <KernelTransactionHandle, ISet <KernelTransactionHandle> > directDependencies, IDictionary <KernelTransactionHandle, IList <ActiveLock> > handleLocksMap, KernelTransactionHandle txHandle, QuerySnapshot querySnapshot)
{
IList <ActiveLock> waitingOnLocks = querySnapshot.WaitingLocks();
foreach (ActiveLock activeLock in waitingOnLocks)
{
foreach (KeyValuePair <KernelTransactionHandle, IList <ActiveLock> > handleListEntry in handleLocksMap.SetOfKeyValuePairs())
{
KernelTransactionHandle kernelTransactionHandle = handleListEntry.Key;
if (!kernelTransactionHandle.Equals(txHandle))
{
if (IsBlocked(activeLock, handleListEntry.Value))
{
ISet <KernelTransactionHandle> kernelTransactionHandles = directDependencies.computeIfAbsent(txHandle, handle => new HashSet <KernelTransactionHandle>());
kernelTransactionHandles.Add(kernelTransactionHandle);
}
}
}
}
}
