EdgeId NewEdgeId(Graph g)
{
Range <EdgeId> range;
EdgeId eId = 1;
switch (EdgeRanges.Count)
{
case 0:
range = new Range <EdgeId>(1, 1);
EdgeRanges.Add(range);
break;
case 1:
range = EdgeRanges.First();
if (range.Min == 1)
{
eId = range.Max + 1;
range = new Range <EdgeId>(1, eId);
}
else
{
eId = range.Min - 1;
range = new Range <EdgeId>(eId, range.Max);
}
EdgeRanges[0] = range;
break;
default:
{
range = EdgeRanges.First();
if (range.Min > 1)
{
eId = range.Min - 1;
range = new Range <EdgeId>(eId, range.Max);
EdgeRanges[0] = range;
}
else
{
Range <VertexId> nextRange = EdgeRanges[1];
if (range.Max + 2 == nextRange.Min)
{
EdgeRanges.RemoveAt(1);
eId = range.Max + 1;
range = new Range <EdgeId>(range.Min, nextRange.Max);
EdgeRanges[0] = range;
}
else
{
eId = range.Max + 1;
range = new Range <EdgeId>(range.Min, eId);
EdgeRanges[0] = range;
}
}
}
break;
}
return(eId);
}
/// <inheritdoc />
public override void Unpersist(SessionBase session)
{
if (IsPersistent == false)
{
return;
}
if (m_unrestrictedEdges != null)
{
m_unrestrictedEdges.Unpersist(session);
}
if (m_restrictedEdges != null)
{
m_restrictedEdges.Unpersist(session);
}
m_stringToPropertyType.Unpersist(session);
EdgeRanges.Unpersist(session);
base.Unpersist(session);
MyGraph.RemoveEdgeTypeRef(this);
}
