protected virtual SequenceItem[] GetSequences(ISession session)
{
ICriteria query = session.CreateCriteria(typeof(SequenceItem));
IList <SequenceItem> items = query.List <SequenceItem>();
SequenceItem[] result = new SequenceItem[items.Count];
items.CopyTo(result, 0);
return(result);
}
protected virtual bool RemoveSequence(ISession session, string sequenceId)
{
SequenceItem item = session.Get <SequenceItem>(sequenceId);
if (item != null)
{
session.Delete(item);
}
return(item != null);
}
protected virtual void SetSequence(ISession session, string sequenceId, int value, string rule)
{
SequenceItem item = session.Get <SequenceItem>(sequenceId);
if (item == null)
{
item = new SequenceItem();
item.SequenceId = sequenceId;
item.Value = value;
item.Rule = rule;
item.LastChange = DateTime.Now;
session.Save(item);
}
else
{
item.Value = value;
item.Rule = rule;
item.LastChange = DateTime.Now;
session.Update(item);
}
}
protected virtual int?GetNext(ISession session, string sequenceId)
{
SequenceItem item = session.Get <SequenceItem>(sequenceId);
if (item == null)
{
return(null);
}
int result = item.Value;
ISequenceRule rule;
if (item.Rule == null || !rules.TryGetValue(item.Rule, out rule))
{
rule = standardRule;
}
item.Value = rule.GetNext(result);
item.LastChange = DateTime.Now;
session.Update(item);
return(result);
}
protected virtual SequenceItem GetSequence(ISession session, string sequenceId)
{
SequenceItem item = session.Get <SequenceItem>(sequenceId);
return(item);
}