public void CreateConnection(IRelation target, ConnectionType connectionType = ConnectionType.OneWay)
{
var r = ConnectionList.FirstOrDefault(v => v.TargetObjectID == target.ObjectID);
if (r != null)
{
ConnectionList.Remove(r);
}
var sObj = NodeList.FirstOrDefault(v => v.TargetObjectID == target.SourceID);
var tObj = NodeList.FirstOrDefault(v => v.TargetObjectID == target.TargetID);
if (sObj == null || tObj == null)
{
return;
}
CreateConnection(sObj, tObj, connectionType);
}