//private:
DBColumnIndexer <SubHeading> CreateSubHeadingIndexer(uint tableID, ColumnID_t colID)
{
DBColumnIndexer <SubHeading> ndxer;
switch (tableID)
{
case TablesID.PRODUCT:
Assert(colID == ColumnID_t.SubHeading);
ndxer = new DBColumnIndexer <SubHeading>(m_tblManager, tableID, d => (d as Product).SubHeading);
break;
case TablesID.SPOT_VALUE:
Assert(colID == ColumnID_t.SubHeading);
ndxer = new DBColumnIndexer <SubHeading>(m_tblManager, tableID, d => (d as SpotValue).Product.SubHeading);
break;
default:
ndxer = null;
Assert(false);
break;
}
return(ndxer);
}
public DBColumnIndexer <SubHeading> GetSubHeadingIndxer(uint tableID, ColumnID_t colID)
{
if (m_ndxersSubHeading == null)
{
m_ndxersSubHeading = new List <ColumnIndexerEntry <SubHeading> >();
}
ColumnIndexerEntry <SubHeading> entry = m_ndxersSubHeading.Find(e => e.TableID == tableID && e.ColumnID == colID);
if (entry == null)
{
entry = new ColumnIndexerEntry <SubHeading>(CreateSubHeadingIndexer(tableID, colID), colID);
m_ndxersSubHeading.Add(entry);
}
if (!entry.Indexer.IsConnected)
{
entry.Indexer.Connect();
}
return(entry.Indexer);
}
public ColumnIndexerEntry(DBColumnIndexer <T> ndxer, ColumnID_t colID)
{
Indexer = ndxer;
ColumnID = colID;
}
public IDBColumnIndexer <SubHeading> GetSubHeadingIndexer(uint tableID, ColumnID_t columnID)
{
lock (m_lock)
return(m_accessPath.GetSubHeadingIndxer(tableID, columnID));
}