// ReSharper disable UnusedMember.Local
private static Tuple BuildPersistentTuple(Tuple tuple, Tuple tuplePrototype, int[] mapping)
{
var result = tuplePrototype.CreateNew();
tuple.CopyTo(result, mapping);
return(result);
}
public override Tuple GenerateKey(KeyInfo keyInfo, Session session)
{
var sequence = sequenceProvider.GetSequence(keyInfo.Sequence, session);
var keyValue = sequence.GetNextValue(keyInfo.Sequence, session);
var keyTuple = prototype.CreateNew();
keyTuple.SetValue(0, keyValue);
return(keyTuple);
}
/// <inheritdoc/>
protected internal override Pair <Tuple, int> GetMappedContainer(int fieldIndex, bool isWriting)
{
Tuple tuple;
if (isWriting)
{
if (difference == null)
{
difference = origin.CreateNew();
}
tuple = difference;
}
else
{
tuple = difference != null && difference.GetFieldState(fieldIndex).IsAvailable()
? difference
: origin;
}
return(tuple.GetMappedContainer(fieldIndex, isWriting));
}